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Fertility Glossary

Injection pen

A multi-dose device for self-injecting fertility medicines.

Medicines

Pens are dialled to the prescribed dose and use a new needle each time. Each brand works differently, so follow the device instructions and your nurse's training.

Also known as: pen injector, FSH pen

Last reviewed: 23 September 2026. Written by the Antega Editorial Team. General information only — always follow the advice of your own clinic, doctor or pharmacist.

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