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Thread: Why do you inject air into insulin vials???

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#2 (permalink)

12-31-2006, 11:41 AM

notme

Super Moderator

I am a: Type 1

Join Date: Aug 2003

Location: Northern California

Posts: 7,380

Yes grace girl, it is to stop the bottles from creating a vaccuum. If you didn't inject air to replace the insulin after awhile you would not be able to get the insulin out as the bottle would have a vaccuum effect and the plunger would not pull.

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