vitamin b12 injection 30ml vial Cyanocobalamin (B12) 1000 mcg/mL, Multiple Dose 1 mL, 25/Tray This product requires a valid prescription and is intended for veterinary use only. Vitamin B 12 Cyanocobalamin Injection

Adequate B1 supports peripheral nerve function and prevents complications of deficiency, such as neuropathy and Wernicke-Korsakoff syndrome in severe cases

Common Causes of High Vitamin B12 Levels The common causes of high vitamin B12 are: 1) Supplements and Injections Highdose tablets, multivitamins, and B12 injections are the most common reasons for elevated B12

For patients with these conditions, a maintenance schedule of injections every one to three months is typical after getting their levels back up

I think we can safely say the overwhelming answer would be (b)

Doses are adjusted based on lab results, how the patient responds, and individual assessments