Can You Skip a Week of Mounjaro or Wegovy?

Both Mounjaro (tirzepatide) and Wegovy (semaglutide) are once-weekly injectable medicines. Their effects on appetite and blood sugar regulation build up over time, which means consistency in your weekly schedule generally supports the best outcomes on your treatment plan.

When a dose is missed, some people notice changes relatively quickly — appetite may feel different, or "food noise" may return — while others notice little change at first. This varies from person to person and is not something the app or any general information can predict for you specifically.

What the patient information leaflet says

The patient information leaflet (PIL) supplied with your pen includes guidance on what to do if a dose is missed. This is the most reliable first reference point. As a general principle, most PILs for once-weekly medicines advise that if the missed dose window has passed by a certain number of days, you should skip it and take the next dose on your usual scheduled day — but check your own PIL and confirm with your prescriber, as this guidance is specific to the medicine and your situation. Never take a double dose to make up for a missed one.

Can you deliberately skip a week?

Intentionally skipping a week — for example, around a holiday, surgery, or a planned break — is something to plan with your prescriber rather than decide alone. They can advise whether a short gap is appropriate given your health history, what to expect, and how to resume safely. If you are wondering about skipping a week of Wegovy for similar reasons, the same principle applies: the decision belongs with your prescriber.

For context on how these medicines work and why consistency matters, see our overview of how Mounjaro works. If you are also thinking about other factors that might interact with your treatment, you may find it helpful to read about taking antibiotics on Mounjaro or using apple cider vinegar alongside Mounjaro, both of which are common questions worth discussing with your healthcare team.

One of the most practical things you can do when a dose is missed or delayed is record it accurately. GLP Trackr's dose logging feature lets you note exactly when you injected (or didn't), the dose strength, and any observations — creating a clear record you can bring to your next prescriber appointment rather than trying to recall it from memory.

Dose reminders in the app can also help reduce the chance of an accidental miss in the first place — a gentle nudge on your usual injection day means your weekly schedule stays front of mind even during busy or disrupted weeks.

If you have missed a dose and are unsure what to do next, you can also read more about missing a week on Mounjaro for additional context — but always bring the question to your prescriber or doctor, who can give you guidance based on your full medical history.

Important: If you experience any unusual or concerning symptoms after a missed or delayed dose — or after resuming — contact your healthcare professional promptly. GLP Trackr helps you track and record what you are experiencing; it is not a substitute for clinical advice, and no decision about your dose schedule should be made without your prescriber's input.

Keep a clear log of every dose, on time or not, so your prescriber has the full picture at every appointment. Download GLP Trackr on the App Store or Google Play and start a free 7-day trial — your dose history is ready to review whenever you need it.