vitamin b12 injection fda Instructions for ANDA 080737 Cyanocobalamin Injection, USP
Description
One option is from their doctor
[DOI] [PubMed] [Google Scholar] 119.Provenzale D., Reinhold R.B., Golner B., Irwin V., Dallal G.E., Papathanasopoulos N., Sahyoun N., Samloff I.M., Russell R.M

Hosono K, Endo H, Takahashi H, et al

Amazon.com : Grade A Quality Shots, B12 Shots, Up to 7+ Hours of Energy, 1.93 Fl Oz, 12 Count : Grocery & Gourmet Food
Improved energy: By delivering vitamins like B12 straight to the bloodstream, IM Shots can provide a near-instant energy boost