Follow along with the video below to see how to install our site as a web app on your home screen.
Note: This feature may not be available in some browsers.
The novo nordisk pen is the best. But you need to modify it to fit generic cartridges and it's about 10% out.
That being said why can't they sell spring loaded insulin pens? The FIASP disposable pen I have has a great spring loaded system.
The lily pen has the most mechanical advantage. Gansulin pen feels clunky but it works.


Ah shit guess I'm not up on game. All my insulin pens are manual.Most of these spring loaded pens are all made by the same manufacturers, it's just b2b so we don't really hear of it.
The birdie pen is side activated, i believe its a china clone of this
View attachment 379422GENSUPEN2 automatic injection system – BIOTON medical equipment
GENSUPEN2 - Its automatic system of insulin injection significantly improves patient comfort, minimizes pain caused by injections, enables higher metabolism control and improved treatment satisfactionbioton.com
Then you have the supposedly gansulin pen where the trigger is at the back, not sure if its a clone or whatever tho
View attachment 379423ServoPen | Reusable Pen for GLP-1, Insulin & Other Peptide Therapies - Ypsomed
ServoPen® – a high-quality fixed & variable dose or multidose reusable pen injector for GLP-1, insulin, hormones and other peptides. CE-marked, safe, sustainable, and customizable.www.ypsomed.com
almost all single use pens are spring loaded.
The fiasp pens do look kinda fat, can they be modified?

