Frequently Asked Questions ||| no-bottom-margin
Browse answers to commonly asked questions about Mounjaro. Explore the list below to learn more. If you do not find the answer you are looking for, we recommend calling Lilly Support Services at 1-800-LillyRx or speaking directly with your healthcare provider. ||| white-text
Side Effects & Use
What are the most common side effects of Mounjaro? | most-common-side-effects
The most common side effects reported by people taking Mounjaro were nausea, diarrhea, decreased appetite, vomiting, constipation, indigestion, and stomach (abdominal) pain. Most reports of nausea, diarrhea, and vomiting happened when increasing the dose, and these events decreased over time. Talk to your doctor if you have any side effect that bothers you or does not go away.
Dehydration leading to kidney problems. Diarrhea, nausea, and vomiting may cause a loss of fluids (dehydration), which may cause kidney problems. It is important for you to drink fluids to help reduce your chance of dehydration.
Severe stomach problems. Stomach problems, sometimes severe, have been reported with Mounjaro. Tell your healthcare provider if you have stomach problems that are severe or will not go away.
Is Mounjaro safe for long-term use? | is-mounjaro-safe
If you have questions about the long-term safety of Mounjaro, it's best to talk with your healthcare provider who can provide personalized advice based on your medical history and needs.
Can Mounjaro be used with other diabetes medications? | cross-use
Mounjaro may interact with other medications so speak to your healthcare provider about personalized treatments or adding other diabetes medications to your management plan.
Mounjaro was studied in clinical trials with a variety of other diabetes medications, which your healthcare provider may discuss with you. Careful management of medication combinations is necessary to minimize risks such as low blood sugar levels (hypoglycemia). Your doctor can determine the best combination based on your individual needs and blood sugar goals.
When should Mounjaro not be used? | do-not-use
Mounjaro is a prescription injection for adults with type 2 diabetes that works alongside healthy eating and physical activity to help manage blood sugar levels. It is not known if Mounjaro is safe and effective for use in children.
Do not use Mounjaro if:
- you or any of your family have ever had a type of thyroid cancer called MTC or if you have an endocrine system condition called MEN 2.
- you have had a serious allergic reaction to it or any of its ingredients.
Before starting Mounjaro, it’s important to know if there are any situations that may make it unsafe for you. Tell your healthcare provider about all of your medical conditions and if you have concerns or think any of these situations may apply to you. See the Medication Guide for more information.
Coverage & Savings
Is Mounjaro covered by insurance? | is-mounjaro-covered
Mounjaro may be covered by some insurances. It’s best to contact your insurance provider directly to verify coverage. Those with commercial drug insurance plans may be eligible to receive a savings card to help with costs of Mounjaro. Learn more about savings and resources at mounjaro.lilly.com/savings-resources.
Does Medicare cover Mounjaro? | mounjaro-medicare
For Medicare coverage details, consult your plan provider or visit Pricing Info by Lilly for additional affordability options. To learn more about Medicare, visit medicare.gov where you can find and compare plans in your area, contact Medicare, and find other helpful resources.
I lost my Mounjaro savings card, what do I do? | lost-savings-card
To access a new version of your Mounjaro Savings Card, simply re-enroll on the Savings and Resources page. The process is the same as your initial activation and allows you to download or view your updated card. For further assistance, call the Mounjaro Savings Card Program at 1-844-805-5807.
How much does Mounjaro cost without insurance? | without-insurance
If you don’t have commercial drug insurance, it’s important to check with your pharmacy or healthcare provider to explore eligibility for support programs. If you have additional questions, contact Lilly Support Services at 844-805-5807. Visit pricinginfo.lilly.com/mounjaro for other affordability options.
Dosing
What is the Mounjaro dosage schedule? | dosage-schedule
Mounjaro is a once-weekly injectable type 2 diabetes medication. You'll start with 2.5 mg for 4 weeks. After 4 weeks, you'll move on to 5 mg. Your doctor may continue to increase your dose beyond 5 mg depending on your diabetes management goals. Visit mounjaro.lilly.com/how-to-use-mounjaro for detailed dosage schedule information.
What happens if I miss a dose of Mounjaro? | missing-a-dose
If you miss a dose of Mounjaro, you can take it as soon as you remember—as long as it's within 4 days (96 hours) of your scheduled time. If it's been more than 4 days, skip the missed dose and just take your next one on your regular day.
Never take two doses within 3 days of each other.
Always consult with your healthcare provider for assistance with your treatment plan. For more information, see mounjaro.lilly.com/how-to-use-mounjaro , the Medication Guide, or refer to the Instructions for Use (IFU) that comes with your prescription.
How do I know if I received my Mounjaro dose? | received-dose
After injecting your Mounjaro pen, you will hear two clicks:
- The first click signals that the injection has started.
- The second click confirms the full dose has been delivered.
Once the injection is complete, the gray plunger will be visible—a sign that your dose finished properly. For complete instructions and helpful visuals, refer to the Instructions for Use (IFU) that comes with your prescription or visit mounjaro.lilly.com/how-to-use-mounjaro for more information.
Understanding Mounjaro and Support
Is Mounjaro only used for type 2 diabetes? | type-2-diabetes
Mounjaro is only FDA-approved as a treatment for adults with type 2 diabetes to improve blood sugar control when used along with diet and exercise.
Do people on Mounjaro lose weight? | lose-weight
Mounjaro is used along with diet and exercise to improve blood sugar in adults with type 2 diabetes. While clinical studies show that people taking Mounjaro experienced weight loss, with weight loss ranging from 12 pounds (5 mg dose) to 25 pounds (15 mg dose), it's important to understand that Mounjaro is only approved for improving blood sugar control in adults with type 2 diabetes mellitus, not for weight loss.
What if I stop seeing changes or progress? | changes-progress
If progress slows or plateaus over time, your doctor can help you evaluate how things are going. Mounjaro is available in multiple dose options, with the maximum dosage of 15 mg once-weekly. Your provider can discuss whether a different dose may be appropriate for you.
How is Mounjaro different from other type 2 diabetes medications/treatments? | how-mounjaro-is-different
Mounjaro works differently than other type 2 diabetes medications by directly activating both GIP and GLP-1 pathways to help regulate blood sugar.
GIP=glucose-dependent insulinotropic polypeptide; GLP-1=glucagon-like peptide-1
What kind of support is available if I have questions after starting Mounjaro? | available-support
If you have questions about Mounjaro, support is available. You can talk to your healthcare provider or pharmacist, call 1-800-LillyRX (800-545-5979) for assistance, or read the FDA-approved Medication Guide that comes with your prescription.