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Draw your calculated dose into an insulin syringe, ensuring no air bubbles (gently tap syringe and push plunger to expel air)
Storage, Handling, and Travel Store Vitamin B12 Injection according to the package label
A Retired Registered Nurse about Vitamin B12 injections How to Inject Vitamin B My Experience with B12 Injections I recall years ago in nursing school when my lab supervisor asked me to give her routine insulin shot
At very high oral doses (54 mg), gastrointestinal side effects increased significantly
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Larger needles cause more tissue displacement and tend to produce more discomfort
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