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Your pen has been successfully primed if a small drop of medicine comes out of the tip of the pen needle
This helps equalize the pressure inside the vial, facilitating easier withdrawal of the liquid
As such, you should check these Terms periodically
Common Scenarios : Frequently used in routine B12 injections for maintenance therapy or for initial loading doses in patients with B12 deficiency
The driver may be systemic or involve a different pathway, including mast-cell activation
For the initial treatment of vitamin B12 deficiency, the usual dose is 100mcg SC/MC, given every day for 10-15 days, followed by maintenance treatment
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