If your specific pen strength or desired dose is not listed, you can use this general formula for FlexTouch pens:

The difference between 20 and 25 clicks could be 0.2 mg – enough to trigger severe hypoglycemia in diabetics or intractable vomiting in sensitive individuals.

Because you are using a fraction of the pen's capacity, you will inject air if you don't prime. Always prime a new pen with 2 clicks (inject into the air) before calculating your dose.

The FDA approves Wegovy only for the standard titration schedule. Using the click method is considered "off-label" usage. You should only do this under the direct supervision of your prescribing physician.

pens (common in Canada, the UK, and parts of Europe) to customize dosages or extend the life of a higher-dose pen. In the United States

: Once a multi-dose pen is in use, it is typically stable at room temperature for 28 to 56 days (depending on regional guidelines); check your specific Patient Information Leaflet .

| Desired Dose | 0.25 mg Pen (2mg total) | 0.5 mg Pen (2mg total) | 1.0 mg Pen (4mg total) | 1.7 mg Pen (6.8mg total) | 2.4 mg Pen (9.6mg total) | | :--- | :--- | :--- | :--- | :--- | :--- | | | 9 Clicks | 9 Clicks | 5 Clicks | 3 Clicks | 2 Clicks | | 0.5 mg | 19 Clicks | 19 Clicks | 9 Clicks | 5 Clicks | 4 Clicks | | 1.0 mg | Not Possible | Not Possible | 19 Clicks | 11 Clicks | 8 Clicks | | 1.7 mg | Not Possible | Not Possible | Not Possible | 74 Clicks | 13 Clicks | | 2.4 mg | Not Possible | Not Possible | Not Possible | Not Possible | 74 Clicks |