how soon does vitamin b12 injection start working Injections Explained: Benefits, Process & Results How Long Does It Take

Food and Drug Administration for any use

*Monthly rates reflect plan length: $89/mo billed $267 every 3 months, $79/mo billed $474 every 6 months, $69/mo billed $828 every 12 months

Fukumoto K, et al

Moderate to Severe Deficiency: For moderate to severe deficiencies, the dosage may increase to 1,000 mcg several times a week initially, followed by a maintenance dose

Methylcobalamin is contraindicated in patients with methylcobalamin hypersensitivity or hypersensitivity to any of the medication components

Systemic Side Effects and Their Frequency Beyond local reactions, systemic effects occur less commonly but deserve attention