Autopen® Insulin Delivery Pens

Autopen® makes the experience of injecting as easy as possible, even for younger users or users with reduced dexterity. 

Simplifying the Injecting Experience

A reusable insulin cartridge delivery pen that is compatible with all pen needles, Autopen® has unique side firing mechanisms for easier injecting and handling. Its automatic insulin delivery means minimal force is required to deliver treatment, regardless of insulin volume, which makes it suitable for patients with low finger strength.

Autopen® features a dose selector with audible clicks and visual indicators to ensure correct dosage is set.

Assistive accessories are also available for Autopen®  to provide an even easier injection experience for people with limited hand movement or grip and for greater control over dosage settings. Autopen® adaptive accessories include a release button extension and larger size dose selector adaptor.


  • Simplifies the delivery of insulin injections 
  • Low force to inject and usability features make it effective even for users with reduced dexterity 
  • Suitable for all types of users 

Features and Benefits of Autopen

Autopen provides audible and visual cues during injection to signal the completion of the dose, giving you confidence in the process.

Ergonomic Design: Autopen's ergonomically designed for simple, automatic delivery using a side-mounted
release button promoting comfort and control during injections.

Customizable Dosage Settings: Autopen comes with accessories including a release button extension designed to make it easier to push the release button and a dose selector adaptor designed to make dialling the dose easier.


Autopen® is compatible with all major brands of pen needle and comes in two models, Autopen® 24 for use with SANOFI insulin cartridges and Autopen® Classic for use with Lilly¹ and Wockhardt insulin cartridges.

Autopen® 24 – 1 to 21 graduated units of 1 in 1 AN 4210
Autopen® 24 – 2 to 42 graduated units of 2 in 2 AN 4200
Autopen® Classic – 1 to 21 graduated units of 1 in 1 AN 3810
Autopen® Classic – 2 to 42 graduated units of 2 in 2 AN 3800


Autopen® Classic Instructions for Use
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Autopen® 24 – Instructions for Use
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Autopen® Leaflet
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  1. AC522/V10/1TF/01 (1998)