Mounjaro Click Chart: Understanding What Each Click Tells You

A Mounjaro click chart is a reference guide that maps the number of audible or tactile clicks produced during an injection to an approximate volume in millilitres (ml) or to a specific dose strength. Because the Mounjaro KwikPen delivers tirzepatide in fixed, pre-set doses, many people — particularly those who are newly prescribed — want reassurance that the full dose has been administered.

Why clicks matter

The KwikPen is designed so that holding the injection button down until the click count stops indicates that the dose is complete. A click chart gives users a rough cross-reference: for example, understanding how many clicks correspond to the 5 mg or 7.5 mg cartridge helps confirm the pen has fired fully. The exact click count can vary slightly by dose strength and pen batch, so the most reliable reference is always the patient information leaflet that came with your specific pen, or the electronic Medicines Compendium (eMC) entry for Mounjaro — check the Mounjaro patient information on the eMC for the most current figures.

Dose strengths and what to look for

Mounjaro is available in several dose strengths — commonly 2.5 mg, 5 mg, 7.5 mg, 10 mg, 12.5 mg, and 15 mg — each in its own pre-filled pen. The click count and approximate volume in ml will differ across these strengths. A click chart labelled for 5 mg will not apply to a 7.5 mg pen, so always check that any chart you reference matches your current pen. Your prescriber or doctor is the right person to confirm which strength you have been prescribed and any questions about how to use the device.

Printable and PDF versions

Searches for a "Mounjaro click chart PDF" or "Mounjaro click chart UK PDF" typically reflect people wanting something they can keep to hand during injections. While unofficial versions circulate online, the safest source is always the official patient leaflet supplied in the pack or the eMC. If you need a written reference, your prescriber or the pharmacist who dispensed your pen can often provide one.

For more on what individual clicks indicate, see our dedicated guide on understanding Mounjaro pen clicks, and if you are also curious about how a similar approach applies to another medicine, our Wegovy click chart guide covers the equivalent for semaglutide pens.

Rather than relying on a printed chart each week, many people find that logging every injection in a dedicated app removes the uncertainty entirely. GLP Trackr's dose logging feature lets you record the exact strength of each injection, the date and time it was given, and the injection site used — creating a clear, searchable record of your treatment history.

Over time, that log becomes genuinely useful: you can see at a glance which dose you are currently on, when your last injection was, and whether a particular dose stage coincided with changes in how you felt. The guide to Mounjaro click counting goes deeper on the mechanics, but the practical upshot is simple — a logged dose is a dose you do not have to reconstruct from memory.

GLP Trackr also lets you log injection sites and tracks rotation history, so you always know which area to use next. Dose reminders mean a weekly shot is far less likely to be forgotten, and if you ever need to discuss your progress with your prescriber, the app can generate a summary of your full injection history to bring to that conversation.

For a broader overview of everything involved in tracking your tirzepatide journey, the Mounjaro tracking hub is a good starting point.

If you ever have a concern about whether your pen has delivered the full dose — or about any aspect of your injection — contact your prescriber or doctor rather than relying solely on a click count. They know your full history and can advise accordingly.

Want a dose log that works as hard as you do? GLP Trackr is free to try for seven days — available on the App Store and Google Play, no click chart required.