Switching medications can be a significant decision, particularly when it comes to managing diabetes or seeking weight loss. It is common to find that the initial medication choice may not be suitable for your needs. According to a study, approximately one-fourth of patients look for a new option after just one year due to not getting the expected outcomes, experiencing unpleasant side effects, or simply preferring a different approach.

With Ozempic and Mounjaro as two leading options, many are considering switching. This switch could bring about the desired outcomes, alleviate side effects, and offer a fresh approach to your health management. However, switching medications can be overwhelming, particularly if you are still determining what to expect. You may be concerned about whether Mounjaro will work as effectively as Ozempic, how your body will react to the new medication, or whether you can afford it in the long run.

In this article, you will learn everything needed to make an informed decision about switching from Ozempic to Mounjaro and tips to keep in mind before changing medications.

So, keep reading to learn more!

Key Takeaways

  • Ozempic is prescribed in dosages from 0.25 mg to 2 mg, with 2 mg being the highest dose available, catering to various treatment needs. Mounjaro offers a wider dosage range, from 2.5 mg to 15 mg, starting at 2.5 mg, allowing for a more tailored approach to diabetes management.
  • When converting from Ozempic to Mounjaro, it’s crucial to begin with Mounjaro’s smallest dose of 2.5 mg and gradually increase, ensuring a smooth transition for those currently on a 1 mg dose of Ozempic, highlighting the importance of a cautious approach to dosage adjustment.
  • Research indicates that Mounjaro might be more effective than Ozempic in certain doses for controlling blood sugar in type 2 diabetes patients, suggesting Mounjaro is a potentially stronger alternative for some individuals seeking more effective diabetes management.
  • Although it is possible to switch from Mounjaro to Ozempic or vice versa, they are not designed to be used together at the same time, underscoring the need for careful consideration and planning when changing diabetes medications.
  • Combining Ozempic and Mounjaro or quickly transitioning between them is not recommended due to the risk of adverse side effects. This guidance aims to ensure patient safety by avoiding the simultaneous use of two similar diabetes medications.
  • Transitioning between diabetes medications like Ozempic and Mounjaro should be done under medical supervision to minimize potential side effects, ensuring safer and more effective management of type 2 diabetes through personalized medication strategies.

Comparing Ozempic and Mounjaro

The New England Journal of Medicine recently shared insights from the SURPASS-2 trial, which compared two medications for Type 2 Diabetes: Tirzepatide (sold under the name Mounjaro) and Semaglutide (sold under the name Ozempic). This trial provides useful information on each medication’s effectiveness, dosage, side effects, and other critical factors.

In the following section, we will explore both treatments and their similarities and differences, particularly for those managing Type 2 Diabetes.


Mounjaro and Ozempic share some key features that make them standout options for treating Type 2 Diabetes. They work through innovative mechanisms to control blood sugar and aid in weight loss, which is crucial for diabetes management. Here’s a closer look at what they have in common:

  • Mechanism of Action for Ozempic (Semaglutide): Ozempic is a selective GLP-1 receptor agonist. It works by stimulating insulin secretion in hyperglycemic states, suppressing glucagon secretion, delaying gastric emptying, decreasing appetite, and reducing body weight.
  • Administration Frequency: Both medications are administered once weekly via subcutaneous injection, making them convenient options for patients.
  • Efficacy in Lowering HbA1c: Both medications effectively reduce glycated hemoglobin (HbA1c) levels in patients with type 2 diabetes. This is a key marker of long-term blood glucose control.
  • Weight Loss: Both medications have resulted in weight loss in patients with type 2 diabetes, an essential aspect of managing this condition.
  • Adverse Events: The most common adverse events for both medications are gastrointestinal, including nausea, diarrhea, and vomiting. These events are primarily mild to moderate in severity.


While Ozempic and Mounjaro have much in common, they also have unique points that set them apart. Let’s explore how these two medications differ.

  • Mechanism of Action for Mounjaro (Tirzepatide): Mounjaro is a dual glucose-dependent insulinotropic polypeptide (GIP) and glucagon-like peptide-1 (GLP-1) receptor agonist. This dual action offers broader benefits than the single GLP-1 receptor agonism of Ozempic.
  • Efficacy in Lowering HbA1c: In the study, the estimated mean changes from baseline in HbA1c levels were ?2.01%, ?2.24%, and ?2.30% with 5 mg, 10 mg, and 15 mg of Mounjaro, respectively, compared with ?1.86% with Ozempic. Mounjaro showed superior efficacy in lowering HbA1c levels at all doses compared to Ozempic.
  • Weight Loss Efficacy: According to the study, Mounjaro is more effective in reducing body weight than Ozempic. The estimated treatment differences in weight loss were -1.9 kg, -3.6 kg, and -5.5 kg for the three doses of Mounjaro, respectively, compared to Ozempic. This indicates that Mounjaro may provide more substantial weight loss benefits.
  • Hypoglycemia Rates: The rates of hypoglycemia were low for both Mounjaro and Ozempic medications, but they varied slightly. For Mounjaro, hypoglycemia (blood glucose level, <54 mg per deciliter) was reported in 0.6% of participants in the 5-mg group, 0.2% in the 10-mg group, and 1.7% in the 15-mg group. For Ozempic, hypoglycemia was reported in only 0.4% of the participants. These results indicate a low risk of hypoglycemia for both treatments, with only minor differences observed across different doses of Mounjaro.
  • Dosing Options: Mounjaro offers three dosing options (5 mg, 10 mg, and 15 mg), whereas Ozempic was administered at 1 mg in this trial. This variety in dosing options for Mounjaro may allow for more tailored treatment plans based on individual patient needs and responses.
  • Effectiveness Across Different Patient Groups: A subgroup analysis involving patients with a glycated hemoglobin level above 8.5% showed mean reductions in the HbA1c level of ?3.22 percentage points with Mounjaro at a dose of 15 mg compared with ?2.68 percentage points with Ozempic, suggesting that Mounjaro may be particularly effective in patients with higher baseline HbA1c levels.

Can You Switch from Ozempic to Mounjaro?

Yes, it is possible to switch from Ozempic to Mounjaro. However, it’s important to note that these medications are not interchangeable and cannot be used simultaneously. It’s recommended to begin taking Mounjaro at the lowest available dose of 2.5 mg, regardless of the Ozempic dose you were previously taking. This helps your body adjust to the new medication more smoothly.

It’s essential to understand that Mounjaro may affect your body differently than Ozempic. You may experience changes in appetite and other side effects. Therefore, it is crucial to discuss your concerns with your doctor and follow their guidance closely when making the switch. Although the transition period may present some challenges, switching from Ozempic to Mounjaro can be done safely and effectively with the help of a healthcare professional.

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Buy Canadian Insulin is dedicated to providing resources and information to help you maintain good health. If you want to learn more about Mounjaro and Ozempic, you can read some of our articles.

Which is More Affordable – Ozempic or Mounjaro?

If you are looking to compare the affordability of the two drugs – Ozempic and Mounjaro, then you should know that Mounjaro is more expensive than Ozempic. The cost of Ozempic varies depending on the dosage a healthcare provider prescribes. For all formulations of Ozempic, whether it’s the 0.25 or 0.5 mg in a 1 x 1.5-mL pen, the 1 mg in a 1 x 3-mL pen, or the 2 mg in a 1 x 3-mL pen, the list price stands uniformly at $935.77 as of 2024.

For patients with commercial drug insurance coverage for Mounjaro, card savings are subject to a maximum monthly savings of up to $150 per 1-month prescription, $300 per 2-month prescription, or $450 per 3-month prescription fill, with separate maximum annual savings of up to $1800 per calendar year.

For those without coverage for Mounjaro, savings of up to $573 off your 1-month prescription fill of Mounjaro are available, with a maximum monthly savings of up to $573 and a separate maximum annual savings of up to $3,438 per calendar year.

It is important to note that insurance companies may cover some or all of the costs associated with these drugs if they are prescribed to patients diagnosed with Type 2 diabetes. However, if the drugs are prescribed for weight loss, approval from insurance companies is difficult to obtain.


Buy Canadian Insulin offers Ozempic at significantly lower prices than the US, ensuring you don’t have to compromise on quality or health. With prices starting from just $469.79 for 2mg/3mL and 4mg/3mL pens, you’re getting an exceptional deal at approximately $156.60 per mL. Don’t let high costs deter you from managing your diabetes effectively. Choose Buy Canadian Insulin for your Ozempic prescription and enjoy substantial savings today!


Buy Canadian Insulin offers Mounjaro at an affordable starting price of only $158.99 per vial. Mounjaro is a leading treatment for type 2 diabetes, which provides quality without compromising affordability. This can help you manage your health more effectively. Use this offer and save 10% on your first order using the coupon code ‘FIRST10’. With this offer, you can make your diabetes care more accessible and budget-friendly.

Things to Keep in Mind When Switching from Ozempic to Mounjaro

When considering a switch from Ozempic to Mounjaro, there are several important factors to keep in mind to ensure the change is safe and appropriate for your health needs:

Cost and Insurance Coverage: Both Ozempic and Mounjaro are expensive medications, so it’s crucial to verify with your insurance provider whether Mounjaro is covered under your plan. The financial aspect of this switch can significantly impact your decision, especially given the difference in costs between the two medications.

Allergies: Be aware of any potential allergic reactions to the ingredients in Mounjaro, which include tirzepatide, sodium phosphate, dibasic heptahydrate, sodium chloride, and sodium hydroxide. If you have a history of allergies to any of these components, you should discuss this with your healthcare provider.

Contraindications to Taking Mounjaro: Inform your healthcare provider if you have a personal or family history of medullary thyroid cancer or multiple endocrine neoplasia syndrome type 2 (MEN-2), as Mounjaro is contraindicated in these cases. This is crucial for avoiding severe health risks associated with these conditions.

Last Dose of Ozempic: Since Ozempic stays in your system for about a week, it’s important to inform your healthcare provider about your last dose. This information will help them plan your switching period correctly to avoid any overlap that could lead to adverse effects.

Ozempic to Mounjaro Conversion Dose: Understand that the dosages of Ozempic and Mounjaro are not equivalent, and switching should only occur after a full week has passed from your last Ozempic dose. Your healthcare provider will titrate the dose of Mounjaro based on your body’s response, emphasizing the importance of professional guidance during this transition.

Side Effects Awareness: Be aware of the potential side effects of the new medication, especially if the dose is not closely matched. Side effects like nausea, vomiting, or diarrhea can occur when moving from a lower dose of one drug to a higher dose of another.

Lifestyle Adjustments: Lifestyle choices are significant when taking these medications, especially during transition. Diet can help mitigate potential side effects, so monitoring the amount of fat consumed and maintaining moderate meal sizes is important. Staying hydrated and not skipping meals are also advised.

Final Thoughts

Switching from Ozempic to Mounjaro is a possible option for patients with type 2 diabetes, but it’s important to consider several factors before making the switch. These factors include cost, insurance coverage, allergies, contraindications, dosage, side effects, and lifestyle adjustments. It’s also crucial to consult with a healthcare provider before making any changes to your medication regimen. Doing so will ensure a safe and smooth transition to Mounjaro, and help you optimize your diabetes management.

FAQs on Switching From Ozempic to Mounjaro

How much Mounjaro must I take to match the effects of 1mg of Ozempic? 

Starting with a low dose, Mounjaro is gradually increased over 12 weeks, and its maximum dose is 15 mg, compared to the 1 mg maximum dose of Ozempic.

What is the procedure for transitioning from Ozempic 1mg to Mounjaro? 

If you want to switch from Ozempic 1 mg to Mounjaro, you must begin with the lowest dose of Mounjaro and increase it gradually until you reach the higher doses. For example, if you’re taking 1 mg of Ozempic and switch to Mounjaro, you must begin with 2.5 mg, which is the lowest dose of Mounjaro.

Is Mounjaro more powerful than Ozempic? 

Recent studies conducted in 2021 and 2022 showed that certain strengths of Mounjaro may be more effective than certain strengths of Ozempic in controlling blood sugar levels in people with type 2 diabetes.

Is it possible to use Mounjaro and Ozempic interchangeably? 

You can switch from Mounjaro to Ozempic, but you cannot use them together as they are not interchangeable.

Can I take Mounjaro three days after taking Ozempic?

Healthcare providers do not recommend taking Mounjaro three days after Ozempic or combining these drugs due to possible side effects. While both drugs help manage Type 2 diabetes, using two GLP-1 medications at the same time is not advisable. Switching between these drugs is possible but may result in more side effects as your body adjusts.


Frías, J. P., Davies, M. J., Rosenstock, J., Pérez Manghi, F. C., Fernández Landó, L., Bergman, B. K., Liu, B., Cui, X., & Brown, K. (2021, August 5). Tirzepatide versus Semaglutide Once Weekly in Patients with Type 2 Diabetes. New England Journal of Medicine. https://www.nejm.org/doi/10.1056/NEJMoa2107519

Almandoz, J. P., Lingvay, I., Morales, J., & Campos, C. (2020). Switching Between Glucagon-Like Peptide-1 Receptor Agonists: Rationale and Practical Guidance. Clinical Diabetes, 38(4), 390–402.https://diabetesjournals.org/clinical/article/38/4/390/35426/Switching-Between-Glucagon-Like-Peptide-1-Receptor

NovoCare. (2023). Ozempic® (semaglutide) injection 0.5 mg, 1 mg, 2 mg list price & insurance coverage explained. Retrieved from https://www.novocare.com/diabetes/products/ozempic/explaining-list-price.html

Lilly. (n.d.). Savings & Resources | Mounjaro® (tirzepatide). Retrieved from https://mounjaro.lilly.com/savings-resources