b12 injection patient education Dose: 7 Guidelines for Adults B12 Shots at Home: How,
Description
It is typically an intramuscular injection in the arm, and is given by a nurse or a doctor

You can do a search on specific side-effects through the HHS VAERS system
This skin darkening is generally reversible with the help of B12 shots

- Sows: 3 ml per sow, inject 2-3 weeks before farrowing
Carnitine metabolism and its regulation in microorganisms and mammals

Hu et al