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Semaglutide Tablets vs Injection: Which To Choose in 2024

Explore the pros and cons of semaglutide tablets vs. injections for weight loss. Learn about side effects, dosage, and which option best suits your lifestyle and health needs. Make an informed choice.

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Overview

Are you trying to decide between semaglutide tablets and injections for weight loss? This article delves into the differences between these two forms of semaglutide, a popular medication for weight management and diabetes control. It covers the benefits and drawbacks of oral tablets and injectable solutions, including side effects, dosage guidelines, and effectiveness. By comparing these options, you'll gain valuable insights to help you choose the best form of semaglutide based on your lifestyle, preferences, and medical needs. Whether you prefer the convenience of daily tablets or the flexibility of weekly injections, this guide will assist you in making an informed decision.

Are you considering semaglutide tablets or semaglutide injections for weight management? As you explore options to achieve your semaglutide weight loss goals, understanding the differences between these two forms of semaglutide can help you make an informed decision. You have three options for taking semaglutide: oral tablets, sublingual, or injectable form. 

This article will compare the tablet form and injectable form. Semaglutide has been in the media a lot lately helping with weight management, offering a tool to those struggling with obesity when combined with diet and exercise. Your choice of how to lose weight on semaglutide can impact your gradual weight loss journey and overall experience.

Key Takeaways

  • Semaglutide is a medication approved for treating type 2 diabetes and promoting weight loss. It works by increasing insulin production and reducing appetite, aiding in appetite suppression.
  • You have three options for taking semaglutide: oral tablets, sublingual, or injectable form. All may be effective for weight management and blood sugar regulation.

Oral Semaglutide Tablets:

  • Can be taken once daily without needles
  • May cause semaglutide side effects like nausea, vomiting, and abdominal pain
  • Should be taken first thing in the morning on an empty stomach, with no food for 30 minutes after

Semaglutide Injections:

  • Administered once weekly via injection
  • Potential side effects include injection site reactions
  • Can be taken regardless of food intake
  • Injection sites should be rotated, and injections spaced from insulin if used concurrently

The choice between semaglutide tablets or injections depends on your preferences, lifestyle, and your doctor's guidance based on your specific health needs. Proper medical supervision, exercise, lifestyle changes, and healthy eating habits are key for weight loss.

Understanding Semaglutide: Tablets vs Injections

Semaglutide is a medication that belongs to the class of drugs known as glucagon-like peptide-1 receptor agonists (GLP-1 RAs). It works similarly to the human hormone GLP-1, secreted by the intestines in response to food intake and absorption. When semaglutide reaches its target organs, it triggers various processes:

  • In the brain, it suppresses the appetite centers, reducing food cravings.
  • In the pancreas, it stimulates insulin secretion and inhibits glucagon release, helping to control blood sugar levels.
  • In the stomach, it slows down the movement of food, preventing rapid nutrient absorption in the intestines.

Together, these mechanisms help prevent spikes in blood sugar levels after meals and limit overall caloric intake, making semaglutide an effective tool for weight management and treating type 2 diabetes as part of obesity treatment.

Oral Semaglutide (Tablets) and Injectable Semaglutide

Semaglutide is available in three forms: oral semaglutide tablets, a sublingual suspension, and injectable solutions (compounded semaglutide). All forms have been extensively studied and have proven effective for weight loss and diabetes management.

Oral semaglutide tablets (e.g., Rybelsus®) are taken once daily in tablet form, without the need for needles. The tablets may cause side effects like nausea, vomiting, and abdominal pain. It should be taken first thing in the morning on an empty stomach, with no food or drink for 30 minutes afterward.

Injectable semaglutide (e.g., Ozempic®, Wegovy®) is administered once weekly via injection, typically in the thigh, abdomen, or upper arm, and it can be taken regardless of food intake. Potential side effects include injection site reactions. Injection sites should be rotated, and injections should be spaced from insulin if used concurrently.

Semaglutide Tablets: Pros and Cons

Advantages of Oral Form

You can conveniently take semaglutide tablets orally, eliminating the need for injections. This can be more convenient for individuals who prefer not to use needles or have a fear of injections. Another advantage of oral semaglutide tablets is flexibility for long-term weight management. They allow you to take the medication at home without the need for a healthcare professional to administer it. This flexibility can be beneficial for those with busy schedules or limited access to medical facilities.

Potential Drawbacks

Oral medications must go through the digestive system before being absorbed into the bloodstream. This can lead to lower bioavailability, meaning a higher semaglutide dosage may be required to achieve the same therapeutic effect as the injectable form. Semaglutide tablets may cause gastrointestinal side effects such as nausea, vomiting, and abdominal pain, especially when initiating treatment or increasing the dose. These side effects can be more pronounced with the oral form compared to the injectable version and may require nausea management strategies.

Dosage and Administration

Your healthcare provider will typically start you on a low dose of 3 mg once daily for the first 30 days. After the initial 30 days, your dosage may be increased to 7 mg once daily. If further blood glucose control is needed, the dose can be increased to 14 mg once daily after another 30 days. Semaglutide tablets should be swallowed whole with a small sip of water. Do not chew, cut, or split the tablets. Take the tablets at least 30 minutes before your first food or drink of the day, and do not consume anything for at least 30 minutes after taking the medication.

Semaglutide Injections: Pros and Cons

Benefits of Injectable Semaglutide

Injectable semaglutide is designed to ensure that adequate levels of the medication reach the target tissues, bypassing the digestive system. You can administer injectable semaglutide once weekly, at any time of the day, with or without meals. This flexibility can be convenient for those with busy schedules. Unlike oral medications, injectable semaglutide is unaffected by factors that can impact absorption, such as food intake or gastrointestinal conditions. Clinical trials have demonstrated significant semaglutide weight loss results with injectable semaglutide, with participants losing an average of 15% of their body weight.

Potential Disadvantages

Some individuals may experience discomfort or anxiety associated with self-injecting medication, which can be a deterrent for some. There is a potential risk of injection site reactions, such as redness, swelling, or bruising, although these are generally mild and temporary. For side effects management and to minimize the risk of injection site reactions, you must rotate the injection sites, which can be inconvenient for some individuals. If you use injectable semaglutide concurrently with insulin or other diabetes medications, there is an increased risk of hypoglycemia (low blood sugar), which requires careful monitoring and potential dose adjustments.

Dosage and Administration

Your healthcare provider will typically start you on a low dose of 0.25 mg or 0.5 mg once weekly. The dose may be gradually increased every 4 weeks until reaching the maintenance dose of 2.4 mg per week for weight loss or 2 mg per week for diabetes management. 

Injectable semaglutide is administered once weekly via subcutaneous injection (under the skin) in the thigh, abdomen, or upper arm. Your healthcare provider will provide instructions on proper injection technique, including rotating injection sites and disposing of used needles safely. You can administer injectable semaglutide at any time of the day, with or without meals.

It's essential to understand semaglutide dosages and guidelines. Follow your healthcare provider's instructions carefully and report any side effects or concerns you may experience while using injectable semaglutide.

Efficacy Comparison: Tablets vs Injections

Comparing Weight Loss Results From Clinical Trials

Several clinical trial programs have studied the efficacy of semaglutide tablets and injections for weight management and diabetes control. While there are no direct comparisons between the oral and injectable forms, the findings from these trials provide valuable insights into their effectiveness.

  1. SUSTAIN Trials:
  • These trials focused on injectable semaglutide for type 2 diabetes management.
  • Findings showed that once-weekly low-dose (0.5-1.0 mg) semaglutide injections led to greater weight loss than placebo, sitagliptin, insulin glargine, and other diabetes medications used in the studies.
  • More patients achieved a clinically significant weight reduction of over 5%, the minimum needed for better cardiovascular health.
  1. PIONEER Trials:
  • This program evaluated the effects of oral semaglutide (14 mg once daily) on diabetes and weight management.
  • Results indicated that oral semaglutide had weight-reducing effects similar to empagliflozin and superior to older GLP-1 receptor agonists, sitagliptin, and other antidiabetic medications.
  1. STEP Trials:
  • These trials studied the effects of high-dose (2.4 mg) injectable semaglutide in patients with obesity, with or without diabetes.
  • The STEP research showed that injectable semaglutide led to significantly greater weight loss compared to placebo.
  1. Recent Findings (May 2023):
  • A study reported that 50 mg of oral semaglutide once daily resulted in 15.1% weight loss in individuals with weight loss resistance.
  • This weight loss was superior to placebo and comparable to the injectable form (2.4 mg) of semaglutide.

Differences in Effectiveness and Why They Occur

While both oral and injectable semaglutide have demonstrated efficacy for weight loss, there are some differences in their effectiveness, which can be attributed to various factors:

Bioavailability: Oral medications must go through the digestive system before being absorbed into the bloodstream, which can lead to lower bioavailability compared to injectable forms. As a result, higher doses of oral semaglutide may be required to achieve similar therapeutic effects as the injectable version.

Administration Route: Injectable semaglutide bypasses the digestive system and is directly delivered into the bloodstream, ensuring that adequate levels of the medication reach the target tissues. This can contribute to potentially greater efficacy for the injectable form, as it is not affected by factors that can impact oral absorption, such as food intake or gastrointestinal conditions.

Dosing Regimen: The dosing regimen for oral and injectable semaglutide differs, with oral tablets taken once daily and injections administered once weekly. The once-weekly dosing of injectable semaglutide may provide a more consistent and sustained exposure to the medication, potentially contributing to its efficacy.

It's important to note that while these differences exist, recent studies suggest that when appropriately dosed, oral semaglutide can achieve comparable weight loss results to its injectable counterpart, particularly when combined with lifestyle changes.

Side Effects: Tablets vs Injections

Both semaglutide tablets and injections are generally safe when used as prescribed, but they can have side effects. The most common side effects are mild stomach issues like nausea, vomiting, and belly pain. While severe reactions are rare, you should know about the potential risks.

Comparison of Common Side Effects

Semaglutide, whether in pill or injectable form, can potentially cause the following side effects due to its active ingredient:

  • Low blood sugar levels (hypoglycemia)
  • Joint and back pain
  • Infections
  • Acute pancreatitis
  • Acute kidney injury
  • Vision problems in people with diabetes
  • Allergic reactions
  • Acute gallbladder disease
  • Increased heart rate

Since both forms contain semaglutide, the risk of getting these side effects is similar. Each way of taking it may have unique things to watch out for.

Unique Side Effects of Tablets vs Injections

Oral semaglutide tablets have the potential to interact with other oral meds. Semaglutide tablets may not mix well with drugs like thyroxine (for thyroid issues) or bisphosphonates (for bone health) that need to be taken on the same schedule. This can lead to problems like too much thyroid hormone or poor absorption of other medicines.

Injectable semaglutide poses the possibility of injection site reactions. Some people may get pain, redness, rashes, or lumps at the injection site due to their body's unique reaction to the injectable form.

Considerations When Choosing Between Tablets and Injections

Personal Preferences

Oral tablets offer the convenience of not requiring needles, making them a suitable option for those who prefer to avoid injections or have a fear of needles. They can be taken at home without needing a healthcare professional's assistance. Semaglutide tablets should be taken on an empty stomach first thing in the morning, and you should wait at least 30 minutes before eating or drinking anything after taking the tablet. This timing requirement may be inconvenient for some individuals. Always follow the guidance of your healthcare provider.

Injectable semaglutide provides more flexibility as it can be administered once a week, regardless of food or liquid intake. This may be preferable for those with busy schedules or those who find it challenging to follow the strict dosing instructions required for oral tablets.

Medical Considerations

Your healthcare provider will consider your overall health status, medical history, and existing conditions when recommending the most suitable form of semaglutide. Certain factors may make one form more appropriate than the other.

For instance, if you have gastrointestinal issues or conditions that may affect the absorption of oral medications, your healthcare provider may recommend injectable semaglutide to ensure adequate medication levels reach the target tissues.

Adherence Factors

Oral tablets may be more convenient for some individuals, as they do not require the use of needles or the need to remember to rotate injection sites. The strict dosing instructions for oral semaglutide, such as taking it on an empty stomach and waiting 30 minutes before eating, may pose a challenge for some people, potentially affecting adherence.

Injectable semaglutide, while requiring the use of needles, offers the convenience of once-weekly dosing, which may be easier for some individuals to remember and adhere to. The need to rotate injection sites and the potential for injection site reactions may be a concern for others.

Final Thoughts

Choosing between semaglutide tablets and injections is a personal decision that depends on your lifestyle, preferences, and medical needs. Both forms have shown effectiveness in weight management and diabetes control, with their own sets of pros and cons. Your doctor can help you weigh these factors and decide which option might work best for you.

What matters most is finding a treatment plan that you can stick with and that helps you reach your health goals. Whether you opt for the daily pill or weekly shot, consistency, and follow-through are crucial to seeing results. 

FAQ

Can I switch between semaglutide tablets and injections?

Yes, you can switch between semaglutide tablets and injections, but it's important to consult your healthcare provider before making any changes to ensure proper dosing and management. Your provider will guide you on safely and effectively transitioning between the two forms.

Are semaglutide tablets as effective as injections?

Semaglutide tablets are effective, but studies indicate that injections may provide slightly better weight loss and glycemic control outcomes. The choice between tablets and injections should be based on individual patient needs, preferences, and medical advice from a healthcare provider.

Which form of semaglutide is better for long-term use?

Both forms of semaglutide, tablets, and injections, can be suitable for long-term use, depending on individual patient preferences and medical needs. Injections may offer slightly better efficacy for some patients, but the choice should be guided by a healthcare provider based on the patient's lifestyle and treatment response.

Do semaglutide tablets and injections have different side effects?

Semaglutide tablets and injections generally have similar side effects, such as nausea, vomiting, and gastrointestinal issues. The incidence and severity of side effects might vary slightly between the two forms, so monitoring your response and consulting your healthcare provider for personalized advice is essential.

References

Moll H, Frey E, Gerber P, et al. GLP-1 receptor agonists for weight reduction in people living with obesity but without diabetes: a living benefit–harm modelling study. EClinicalMedicine. 2024;73:102661-102661. doi https://doi.org/10.1016/j.eclinm.2024.102661

‌Wilding JPH, Batterham RL, Calanna S. Once-Weekly Semaglutide in Adults with Overweight or Obesity. The New England Journal of Medicine. 2021;384(11):989-1002. doi: https://doi.org/10.1056/NEJMoa2032183

‌Davies M, Færch L, Jeppesen OK, et al. Semaglutide 2·4 mg once a week in adults with overweight or obesity, and type 2 diabetes (STEP 2): a randomised, double-blind, double-dummy, placebo-controlled, phase 3 trial. The Lancet. 2021;397(10278):971-984. doi: https://doi.org/10.1016/s0140-6736(21)00213-0

‌Wadden TA, Bailey TS, Billings LK, et al. Effect of Subcutaneous Semaglutide vs Placebo as an Adjunct to Intensive Behavioral Therapy on Body Weight in Adults With Overweight or Obesity: The STEP 3 Randomized Clinical Trial. JAMA. 2021;325(14):1403-1413. doi: https://doi.org/10.1001/jama.2021.1831

‌Rubino D, Abrahamsson N, Davies M, et al. Effect of Continued Weekly Subcutaneous Semaglutide vs Placebo on Weight Loss Maintenance in Adults With Overweight or Obesity: The STEP 4 Randomized Clinical Trial. JAMA. 2021;325(14):1414-1425. doi: https://doi.org/10.1001/jama.2021.3224

‌Garvey WT, Batterham RL, Bhatta M, et al. Two-year effects of semaglutide in adults with overweight or obesity: the STEP 5 trial. Nature Medicine. 2022;28(10):2083-2091. https://www.nature.com/articles/s41591-022-02026-4

‌Kadowaki T, Isendahl J, Khalid U, et al. Semaglutide once a week in adults with overweight or obesity, with or without type 2 diabetes in an east Asian population (STEP 6): a randomised, double-blind, double-dummy, placebo-controlled, phase 3a trial. The Lancet Diabetes & Endocrinology. 2022;10(3):193-206. doi: https://doi.org/10.1016/S2213-8587(22)00008-0

‌Gilson Dorneles, Algeri E, Lauterbach G, Pereira M, Fernandes B. Efficacy and safety of once-weekly subcutaneous semaglutide in adults with overweight or obesity: systematic review with meta-analysis. Experimental and clinical endocrinology & diabetes. Published online April 10, 2024. doi: https://doi.org/10.1055/a-2303-8558

‌Ruseva A, Michalak W, Zhao Z, Fabricatore A, Hartaigh BÓ, Umashanker D. Semaglutide 2.4 mg clinical outcomes in patients with obesity or overweight in a real-world setting: A 6-month retrospective study in the United States (SCOPE). Obesity Science & Practice. 2024;10(1):e737. doi: https://doi.org/10.1002/osp4.737

Wang W, Volkow ND, Berger NA, Davis PB, Kaelber DC, Xu R. Associations of semaglutide with incidence and recurrence of alcohol use disorder in real-world population. Nature communications. 2024;15(1). doi: https://doi.org/10.1038/s41467-024-48780-6

‌Ryan DH, Lingvay I, Deanfield J, et al. Long-term weight loss effects of semaglutide in obesity without diabetes in the SELECT trial. Nature Medicine. Published online May 13, 2024:1-9. doi: https://doi.org/10.1038/s41591-024-02996-7

‌Song CE, Wang Y, Dai XM, Wu HY. Efficacy and Safety of Semaglutide in Weight Loss of Non-diabetic People. Endocrine Metabolic & Immune Disorders - Drug Targets. 2024;24. doi: https://doi.org/10.2174/0118715303283400240521120048

‌Disclaimer: The FDA does not approve compounded medications for safety, quality or manufacturing. The information provided on this blog is for general informational purposes only. It is not intended as a substitute for professional advice from a qualified healthcare professional and should not be relied upon as personal health advice. The information contained in this blog is not meant to diagnose, treat, cure, or prevent any disease. Readers are advised to consult with a qualified healthcare professional for any medical concerns. Use of this blog's information is at your own risk. The blog owner is not responsible for any adverse effects, or consequences resulting from the use of any suggestions or information provided in this blog.

Disclaimer: The information provided on this blog is for general informational purposes only. It is not intended as a substitute for professional advice from a qualified healthcare professional and should not be relied upon as personal health advice. The information contained in this blog is not meant to diagnose, treat, cure, or prevent any disease. Readers are advised to consult with a qualified healthcare professional for any medical concerns. Use of this blog's information is at your own risk. The blog owner is not responsible for any adverse effects, or consequences resulting from the use of any suggestions or information provided in this blog.

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Weight Loss
Semaglutide Tablets vs Injection: Which To Choose in 2024
Full name
December 6, 2024
5
 min read

Are you considering semaglutide tablets or semaglutide injections for weight management? As you explore options to achieve your semaglutide weight loss goals, understanding the differences between these two forms of semaglutide can help you make an informed decision. You have three options for taking semaglutide: oral tablets, sublingual, or injectable form. 

This article will compare the tablet form and injectable form. Semaglutide has been in the media a lot lately helping with weight management, offering a tool to those struggling with obesity when combined with diet and exercise. Your choice of how to lose weight on semaglutide can impact your gradual weight loss journey and overall experience.

Key Takeaways

  • Semaglutide is a medication approved for treating type 2 diabetes and promoting weight loss. It works by increasing insulin production and reducing appetite, aiding in appetite suppression.
  • You have three options for taking semaglutide: oral tablets, sublingual, or injectable form. All may be effective for weight management and blood sugar regulation.

Oral Semaglutide Tablets:

  • Can be taken once daily without needles
  • May cause semaglutide side effects like nausea, vomiting, and abdominal pain
  • Should be taken first thing in the morning on an empty stomach, with no food for 30 minutes after

Semaglutide Injections:

  • Administered once weekly via injection
  • Potential side effects include injection site reactions
  • Can be taken regardless of food intake
  • Injection sites should be rotated, and injections spaced from insulin if used concurrently

The choice between semaglutide tablets or injections depends on your preferences, lifestyle, and your doctor's guidance based on your specific health needs. Proper medical supervision, exercise, lifestyle changes, and healthy eating habits are key for weight loss.

Understanding Semaglutide: Tablets vs Injections

Semaglutide is a medication that belongs to the class of drugs known as glucagon-like peptide-1 receptor agonists (GLP-1 RAs). It works similarly to the human hormone GLP-1, secreted by the intestines in response to food intake and absorption. When semaglutide reaches its target organs, it triggers various processes:

  • In the brain, it suppresses the appetite centers, reducing food cravings.
  • In the pancreas, it stimulates insulin secretion and inhibits glucagon release, helping to control blood sugar levels.
  • In the stomach, it slows down the movement of food, preventing rapid nutrient absorption in the intestines.

Together, these mechanisms help prevent spikes in blood sugar levels after meals and limit overall caloric intake, making semaglutide an effective tool for weight management and treating type 2 diabetes as part of obesity treatment.

Oral Semaglutide (Tablets) and Injectable Semaglutide

Semaglutide is available in three forms: oral semaglutide tablets, a sublingual suspension, and injectable solutions (compounded semaglutide). All forms have been extensively studied and have proven effective for weight loss and diabetes management.

Oral semaglutide tablets (e.g., Rybelsus®) are taken once daily in tablet form, without the need for needles. The tablets may cause side effects like nausea, vomiting, and abdominal pain. It should be taken first thing in the morning on an empty stomach, with no food or drink for 30 minutes afterward.

Injectable semaglutide (e.g., Ozempic®, Wegovy®) is administered once weekly via injection, typically in the thigh, abdomen, or upper arm, and it can be taken regardless of food intake. Potential side effects include injection site reactions. Injection sites should be rotated, and injections should be spaced from insulin if used concurrently.

Semaglutide Tablets: Pros and Cons

Advantages of Oral Form

You can conveniently take semaglutide tablets orally, eliminating the need for injections. This can be more convenient for individuals who prefer not to use needles or have a fear of injections. Another advantage of oral semaglutide tablets is flexibility for long-term weight management. They allow you to take the medication at home without the need for a healthcare professional to administer it. This flexibility can be beneficial for those with busy schedules or limited access to medical facilities.

Potential Drawbacks

Oral medications must go through the digestive system before being absorbed into the bloodstream. This can lead to lower bioavailability, meaning a higher semaglutide dosage may be required to achieve the same therapeutic effect as the injectable form. Semaglutide tablets may cause gastrointestinal side effects such as nausea, vomiting, and abdominal pain, especially when initiating treatment or increasing the dose. These side effects can be more pronounced with the oral form compared to the injectable version and may require nausea management strategies.

Dosage and Administration

Your healthcare provider will typically start you on a low dose of 3 mg once daily for the first 30 days. After the initial 30 days, your dosage may be increased to 7 mg once daily. If further blood glucose control is needed, the dose can be increased to 14 mg once daily after another 30 days. Semaglutide tablets should be swallowed whole with a small sip of water. Do not chew, cut, or split the tablets. Take the tablets at least 30 minutes before your first food or drink of the day, and do not consume anything for at least 30 minutes after taking the medication.

Semaglutide Injections: Pros and Cons

Benefits of Injectable Semaglutide

Injectable semaglutide is designed to ensure that adequate levels of the medication reach the target tissues, bypassing the digestive system. You can administer injectable semaglutide once weekly, at any time of the day, with or without meals. This flexibility can be convenient for those with busy schedules. Unlike oral medications, injectable semaglutide is unaffected by factors that can impact absorption, such as food intake or gastrointestinal conditions. Clinical trials have demonstrated significant semaglutide weight loss results with injectable semaglutide, with participants losing an average of 15% of their body weight.

Potential Disadvantages

Some individuals may experience discomfort or anxiety associated with self-injecting medication, which can be a deterrent for some. There is a potential risk of injection site reactions, such as redness, swelling, or bruising, although these are generally mild and temporary. For side effects management and to minimize the risk of injection site reactions, you must rotate the injection sites, which can be inconvenient for some individuals. If you use injectable semaglutide concurrently with insulin or other diabetes medications, there is an increased risk of hypoglycemia (low blood sugar), which requires careful monitoring and potential dose adjustments.

Dosage and Administration

Your healthcare provider will typically start you on a low dose of 0.25 mg or 0.5 mg once weekly. The dose may be gradually increased every 4 weeks until reaching the maintenance dose of 2.4 mg per week for weight loss or 2 mg per week for diabetes management. 

Injectable semaglutide is administered once weekly via subcutaneous injection (under the skin) in the thigh, abdomen, or upper arm. Your healthcare provider will provide instructions on proper injection technique, including rotating injection sites and disposing of used needles safely. You can administer injectable semaglutide at any time of the day, with or without meals.

It's essential to understand semaglutide dosages and guidelines. Follow your healthcare provider's instructions carefully and report any side effects or concerns you may experience while using injectable semaglutide.

Efficacy Comparison: Tablets vs Injections

Comparing Weight Loss Results From Clinical Trials

Several clinical trial programs have studied the efficacy of semaglutide tablets and injections for weight management and diabetes control. While there are no direct comparisons between the oral and injectable forms, the findings from these trials provide valuable insights into their effectiveness.

  1. SUSTAIN Trials:
  • These trials focused on injectable semaglutide for type 2 diabetes management.
  • Findings showed that once-weekly low-dose (0.5-1.0 mg) semaglutide injections led to greater weight loss than placebo, sitagliptin, insulin glargine, and other diabetes medications used in the studies.
  • More patients achieved a clinically significant weight reduction of over 5%, the minimum needed for better cardiovascular health.
  1. PIONEER Trials:
  • This program evaluated the effects of oral semaglutide (14 mg once daily) on diabetes and weight management.
  • Results indicated that oral semaglutide had weight-reducing effects similar to empagliflozin and superior to older GLP-1 receptor agonists, sitagliptin, and other antidiabetic medications.
  1. STEP Trials:
  • These trials studied the effects of high-dose (2.4 mg) injectable semaglutide in patients with obesity, with or without diabetes.
  • The STEP research showed that injectable semaglutide led to significantly greater weight loss compared to placebo.
  1. Recent Findings (May 2023):
  • A study reported that 50 mg of oral semaglutide once daily resulted in 15.1% weight loss in individuals with weight loss resistance.
  • This weight loss was superior to placebo and comparable to the injectable form (2.4 mg) of semaglutide.

Differences in Effectiveness and Why They Occur

While both oral and injectable semaglutide have demonstrated efficacy for weight loss, there are some differences in their effectiveness, which can be attributed to various factors:

Bioavailability: Oral medications must go through the digestive system before being absorbed into the bloodstream, which can lead to lower bioavailability compared to injectable forms. As a result, higher doses of oral semaglutide may be required to achieve similar therapeutic effects as the injectable version.

Administration Route: Injectable semaglutide bypasses the digestive system and is directly delivered into the bloodstream, ensuring that adequate levels of the medication reach the target tissues. This can contribute to potentially greater efficacy for the injectable form, as it is not affected by factors that can impact oral absorption, such as food intake or gastrointestinal conditions.

Dosing Regimen: The dosing regimen for oral and injectable semaglutide differs, with oral tablets taken once daily and injections administered once weekly. The once-weekly dosing of injectable semaglutide may provide a more consistent and sustained exposure to the medication, potentially contributing to its efficacy.

It's important to note that while these differences exist, recent studies suggest that when appropriately dosed, oral semaglutide can achieve comparable weight loss results to its injectable counterpart, particularly when combined with lifestyle changes.

Side Effects: Tablets vs Injections

Both semaglutide tablets and injections are generally safe when used as prescribed, but they can have side effects. The most common side effects are mild stomach issues like nausea, vomiting, and belly pain. While severe reactions are rare, you should know about the potential risks.

Comparison of Common Side Effects

Semaglutide, whether in pill or injectable form, can potentially cause the following side effects due to its active ingredient:

  • Low blood sugar levels (hypoglycemia)
  • Joint and back pain
  • Infections
  • Acute pancreatitis
  • Acute kidney injury
  • Vision problems in people with diabetes
  • Allergic reactions
  • Acute gallbladder disease
  • Increased heart rate

Since both forms contain semaglutide, the risk of getting these side effects is similar. Each way of taking it may have unique things to watch out for.

Unique Side Effects of Tablets vs Injections

Oral semaglutide tablets have the potential to interact with other oral meds. Semaglutide tablets may not mix well with drugs like thyroxine (for thyroid issues) or bisphosphonates (for bone health) that need to be taken on the same schedule. This can lead to problems like too much thyroid hormone or poor absorption of other medicines.

Injectable semaglutide poses the possibility of injection site reactions. Some people may get pain, redness, rashes, or lumps at the injection site due to their body's unique reaction to the injectable form.

Considerations When Choosing Between Tablets and Injections

Personal Preferences

Oral tablets offer the convenience of not requiring needles, making them a suitable option for those who prefer to avoid injections or have a fear of needles. They can be taken at home without needing a healthcare professional's assistance. Semaglutide tablets should be taken on an empty stomach first thing in the morning, and you should wait at least 30 minutes before eating or drinking anything after taking the tablet. This timing requirement may be inconvenient for some individuals. Always follow the guidance of your healthcare provider.

Injectable semaglutide provides more flexibility as it can be administered once a week, regardless of food or liquid intake. This may be preferable for those with busy schedules or those who find it challenging to follow the strict dosing instructions required for oral tablets.

Medical Considerations

Your healthcare provider will consider your overall health status, medical history, and existing conditions when recommending the most suitable form of semaglutide. Certain factors may make one form more appropriate than the other.

For instance, if you have gastrointestinal issues or conditions that may affect the absorption of oral medications, your healthcare provider may recommend injectable semaglutide to ensure adequate medication levels reach the target tissues.

Adherence Factors

Oral tablets may be more convenient for some individuals, as they do not require the use of needles or the need to remember to rotate injection sites. The strict dosing instructions for oral semaglutide, such as taking it on an empty stomach and waiting 30 minutes before eating, may pose a challenge for some people, potentially affecting adherence.

Injectable semaglutide, while requiring the use of needles, offers the convenience of once-weekly dosing, which may be easier for some individuals to remember and adhere to. The need to rotate injection sites and the potential for injection site reactions may be a concern for others.

Final Thoughts

Choosing between semaglutide tablets and injections is a personal decision that depends on your lifestyle, preferences, and medical needs. Both forms have shown effectiveness in weight management and diabetes control, with their own sets of pros and cons. Your doctor can help you weigh these factors and decide which option might work best for you.

What matters most is finding a treatment plan that you can stick with and that helps you reach your health goals. Whether you opt for the daily pill or weekly shot, consistency, and follow-through are crucial to seeing results. 

FAQ

Can I switch between semaglutide tablets and injections?

Yes, you can switch between semaglutide tablets and injections, but it's important to consult your healthcare provider before making any changes to ensure proper dosing and management. Your provider will guide you on safely and effectively transitioning between the two forms.

Are semaglutide tablets as effective as injections?

Semaglutide tablets are effective, but studies indicate that injections may provide slightly better weight loss and glycemic control outcomes. The choice between tablets and injections should be based on individual patient needs, preferences, and medical advice from a healthcare provider.

Which form of semaglutide is better for long-term use?

Both forms of semaglutide, tablets, and injections, can be suitable for long-term use, depending on individual patient preferences and medical needs. Injections may offer slightly better efficacy for some patients, but the choice should be guided by a healthcare provider based on the patient's lifestyle and treatment response.

Do semaglutide tablets and injections have different side effects?

Semaglutide tablets and injections generally have similar side effects, such as nausea, vomiting, and gastrointestinal issues. The incidence and severity of side effects might vary slightly between the two forms, so monitoring your response and consulting your healthcare provider for personalized advice is essential.

References

Moll H, Frey E, Gerber P, et al. GLP-1 receptor agonists for weight reduction in people living with obesity but without diabetes: a living benefit–harm modelling study. EClinicalMedicine. 2024;73:102661-102661. doi https://doi.org/10.1016/j.eclinm.2024.102661

‌Wilding JPH, Batterham RL, Calanna S. Once-Weekly Semaglutide in Adults with Overweight or Obesity. The New England Journal of Medicine. 2021;384(11):989-1002. doi: https://doi.org/10.1056/NEJMoa2032183

‌Davies M, Færch L, Jeppesen OK, et al. Semaglutide 2·4 mg once a week in adults with overweight or obesity, and type 2 diabetes (STEP 2): a randomised, double-blind, double-dummy, placebo-controlled, phase 3 trial. The Lancet. 2021;397(10278):971-984. doi: https://doi.org/10.1016/s0140-6736(21)00213-0

‌Wadden TA, Bailey TS, Billings LK, et al. Effect of Subcutaneous Semaglutide vs Placebo as an Adjunct to Intensive Behavioral Therapy on Body Weight in Adults With Overweight or Obesity: The STEP 3 Randomized Clinical Trial. JAMA. 2021;325(14):1403-1413. doi: https://doi.org/10.1001/jama.2021.1831

‌Rubino D, Abrahamsson N, Davies M, et al. Effect of Continued Weekly Subcutaneous Semaglutide vs Placebo on Weight Loss Maintenance in Adults With Overweight or Obesity: The STEP 4 Randomized Clinical Trial. JAMA. 2021;325(14):1414-1425. doi: https://doi.org/10.1001/jama.2021.3224

‌Garvey WT, Batterham RL, Bhatta M, et al. Two-year effects of semaglutide in adults with overweight or obesity: the STEP 5 trial. Nature Medicine. 2022;28(10):2083-2091. https://www.nature.com/articles/s41591-022-02026-4

‌Kadowaki T, Isendahl J, Khalid U, et al. Semaglutide once a week in adults with overweight or obesity, with or without type 2 diabetes in an east Asian population (STEP 6): a randomised, double-blind, double-dummy, placebo-controlled, phase 3a trial. The Lancet Diabetes & Endocrinology. 2022;10(3):193-206. doi: https://doi.org/10.1016/S2213-8587(22)00008-0

‌Gilson Dorneles, Algeri E, Lauterbach G, Pereira M, Fernandes B. Efficacy and safety of once-weekly subcutaneous semaglutide in adults with overweight or obesity: systematic review with meta-analysis. Experimental and clinical endocrinology & diabetes. Published online April 10, 2024. doi: https://doi.org/10.1055/a-2303-8558

‌Ruseva A, Michalak W, Zhao Z, Fabricatore A, Hartaigh BÓ, Umashanker D. Semaglutide 2.4 mg clinical outcomes in patients with obesity or overweight in a real-world setting: A 6-month retrospective study in the United States (SCOPE). Obesity Science & Practice. 2024;10(1):e737. doi: https://doi.org/10.1002/osp4.737

Wang W, Volkow ND, Berger NA, Davis PB, Kaelber DC, Xu R. Associations of semaglutide with incidence and recurrence of alcohol use disorder in real-world population. Nature communications. 2024;15(1). doi: https://doi.org/10.1038/s41467-024-48780-6

‌Ryan DH, Lingvay I, Deanfield J, et al. Long-term weight loss effects of semaglutide in obesity without diabetes in the SELECT trial. Nature Medicine. Published online May 13, 2024:1-9. doi: https://doi.org/10.1038/s41591-024-02996-7

‌Song CE, Wang Y, Dai XM, Wu HY. Efficacy and Safety of Semaglutide in Weight Loss of Non-diabetic People. Endocrine Metabolic & Immune Disorders - Drug Targets. 2024;24. doi: https://doi.org/10.2174/0118715303283400240521120048

‌Disclaimer: The FDA does not approve compounded medications for safety, quality or manufacturing. The information provided on this blog is for general informational purposes only. It is not intended as a substitute for professional advice from a qualified healthcare professional and should not be relied upon as personal health advice. The information contained in this blog is not meant to diagnose, treat, cure, or prevent any disease. Readers are advised to consult with a qualified healthcare professional for any medical concerns. Use of this blog's information is at your own risk. The blog owner is not responsible for any adverse effects, or consequences resulting from the use of any suggestions or information provided in this blog.

Disclaimer: The information provided on this blog is for general informational purposes only. It is not intended as a substitute for professional advice from a qualified healthcare professional and should not be relied upon as personal health advice. The information contained in this blog is not meant to diagnose, treat, cure, or prevent any disease. Readers are advised to consult with a qualified healthcare professional for any medical concerns. Use of this blog's information is at your own risk. The blog owner is not responsible for any adverse effects, or consequences resulting from the use of any suggestions or information provided in this blog.

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*Only available if prescribed after an online consultation with a healthcare provider. *Benefits outlined on TryEden are based on third-party studies. Plans are offered as a subscription service which you can cancel at any time. *Actual product packaging may appear differently than shown. Physicians may prescribe compounded medications as needed to meet patient requirements or drug shortages. *The FDA does not review or approve any compounded medications for safety or effectiveness. *Has not been approved by the FDA for these uses but studies have shown benefits. Results may vary.

The Science

Supporting research citations are below

1. Ozempic®, a GLP-1 receptor agonist, is approved for improving blood sugar control in adults with type 2 diabetes when used alongside diet and exercise. Clinical trials showed it effectively lowers HbA1c and body weight, regardless of sex, race, or age. While offering significant benefits, it may cause side effects like gastrointestinal issues, with serious risks including pancreatitis and potential cancer based on animal studies. The drug's efficacy and side effect profile were consistent across diverse demographic groups. Trials involved over 4,000 participants worldwide, further highlighting its global applicability and safety profile for a broad patient population.

1. Ozempic®, a GLP-1 receptor agonist, is approved for improving blood sugar control in adults with type 2 diabetes when used alongside diet and exercise. Clinical trials showed it effectively lowers HbA1c and body weight, regardless of sex, race, or age. While offering significant benefits, it may cause side effects like gastrointestinal issues, with serious risks including pancreatitis and potential cancer based on animal studies. The drug's efficacy and side effect profile were consistent across diverse demographic groups. Trials involved over 4,000 participants worldwide, further highlighting its global applicability and safety profile for a broad patient population.

1. Ozempic®, a GLP-1 receptor agonist, is approved for improving blood sugar control in adults with type 2 diabetes when used alongside diet and exercise. Clinical trials showed it effectively lowers HbA1c and body weight, regardless of sex, race, or age. While offering significant benefits, it may cause side effects like gastrointestinal issues, with serious risks including pancreatitis and potential cancer based on animal studies. The drug's efficacy and side effect profile were consistent across diverse demographic groups. Trials involved over 4,000 participants worldwide, further highlighting its global applicability and safety profile for a broad patient population.

Should you seek a prescription item, Eden will facilitate arranging a consultation with a qualified healthcare provider. This professional will assess your suitability for the prescription item. If deemed suitable, a doctor may issue a prescription for the item, which can be filled at a partner pharmacy, unless you specify an alternative preference.

Note: The above statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.