headache after vitamin b12 injection Headache: The Link Between B12 and Headaches headache after vitamin b12 injection

Microvascular decompression may cause hearing loss, facial numbness or weakness, double vision, balance problems, cerebellar or brainstem injury, cerebrospinal fluid leakage, meningitis, wound infection, bleeding, stroke, seizures, anesthesia-related complications, persistence of pain, or recurrence after an initially successful result

Understanding Your Prescribed Inj B12 Dose Your doctor chose a vitamin B12 injection dose just for you

daily SQ at investigational doses

In a patient receiving vitamin B12 injections who has a serum B12 level of 1230 pg/mL (reference range up to 771 pg/mL), should the injection dose be reduced or is the elevated level clinically insignificant?