Generic for levemir flexpen?

The generic name is insulin detemir. Levemir FlexPen is just a prefilled pen containing insulin detemir, a long-acting insulin analog.

- In the US, there isn’t a widely available generic “Lev emir” product (a true generic for insulin detemir) at this time. Some other countries have biosimilar insulin detemir products, but availability varies by country.
- Generics (or biosimilars) for biologics like insulin detemir are different from small-molecule generics, and you can’t just substitute the device. If a biosimilar is available where you live, your doctor/pharmacist can advise if it’s appropriate.
- If cost or access is a concern, discuss with your prescriber about possible alternatives inside the same molecule class (insulin detemir) or other long-acting insulins, and what your insurance covers.

If you’re asking in a specific country, I can tailor the answer to what's available there. And as always, don’t switch insulin products or devices without clinician guidance.