A Wegovy® pen is designed to be used once per week for 4 weeks.
How long a Wegovy® pen remains usable depends on whether the pen has not yet been used or is already in use and how the Wegovy® pen is stored.
Overview
This article explains:
How long an unused Wegovy® pen can be used
How long a Wegovy® pen already in use remains usable
The effect of refrigerated and room-temperature storage
Use this information to determine whether a Wegovy® pen can still be used.
How long an unused Wegovy® pen lasts
Refrigerated storage (2°C to 8°C)
If an unused Wegovy® pen is stored in a refrigerator between 2°C and 8°C, the Wegovy® pen can be used until the expiry date printed on the label.
Room-temperature storage (below 30°C)
The option to store a Wegovy® pen for up to 42 days (6 weeks) at a temperature below 30°C applies only after the pen has been used for the first time.
Before first use, an unused Wegovy® pen should be stored in a refrigerator between 2°C and 8°C.
How long a Wegovy® pen already in use lasts
Once a Wegovy® pen has been used for the first time, all remaining doses must be used within 42 days (6 weeks) of first use, regardless of whether the Wegovy® pen is:
Stored in a refrigerator at 2°C to 8°C, or
Stored at room temperature below 30°C.
Key takeaway
A Wegovy® pen provides 4 weekly doses.
An unused refrigerated Wegovy® pen lasts until the labelled expiry date.
After first use, a Wegovy® pen must be used within 42 days (6 weeks) when stored below 30°C or in a refrigerator at 2°C to 8°C.
For full storage guidance, see How to store Wegovy® correctly.
If you still need help after reviewing the information above, additional assistance is available