headache after vitamin b12 injection Common & Rare Side Effects of Injections Signs and Symptoms of Vitamin

Both are considered very safe for most people at recommended doses

A qualified provider should review baseline B12 and micronutrient status before initiating MIC B12 injections

Did we say it wasnt something to be messed with

Macrocytic anemia occurs when your body doesnt have enough normal red blood cells, and can cause symptoms including muscle weakness and paresthesias (paresthesias is the technical term for the pins and needles feeling on your skin)

Cyanocobalamin Injection, USP 1,000 mcg/mL NDC 87188-111-01 1 mL Fill in a 2 mL Multiple-Dose Vial NDC 87188-111-90 25 vials in a carton NDC 87188-112-01 10 mL Fill in a 10 mL Multiple-Dose Vial NDC 87188-112-01 1 vial in a carton NDC 87188-113-01 30 mL Fill in a 30 mL Multiple-Dose Vial NDC 87188-113-01 1 vial in a carton Store at 20C to 25C (68F to 77F)

PMID 17284744