b12 injection other name Cyanocobalamin (Vit B12) for Pets Compounded Hydroxocobalamin (Vitamin B12) Injection

Cohort 2 consisted of patients (not in cohort 1) who received 6 or more intramuscular injections within 1 year and had a laboratory test 2 months before the intramuscular injection claim

According to the manufacturer, potential reactions (usually related to the technique of administration or contamination of the solution) include: Febrile response: The patient develops fever/chills, which could indicate pyrogens (fever-causing substances) or contamination in the fluid

We start with tests for serum vitamin B12 and methylmalonic acid (MMA) levels

Do not use in individuals with known hypersensitivity to benzyl alcohol

doi: 10.1016/j.cmet.2020.06.010

(Riederer 2022) Other pathways involve CYP2C8 and CYP2B6