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18 Prevention Because of potential interactions from prolonged medication use, physicians should consider screening patients for vitamin B 12 deficiency if they have been taking proton pump inhibitors or H 2 blockers for more than 12 months, or metformin for more than four months
The defining difference is the 0.9% benzyl alcohol preservative. Sterile water for injection contains only water no preservatives and is single-use after the vial is opened, because nothing inhibits microbial growth once the seal is broken. Bacteriostatic water contains 0.9% benzyl alcohol, which inhibits bacterial growth and allows the vial to be punctured multiple times across an extended period (typically 28 days from first puncture under standard handling). For multi-dose laboratory peptide reconstitution work, BAC water is the standard diluent
Psychopharmacology Can B12 Boost Your Response to Psych Meds
Methylcobalamin injections should be used cautiously in those patients with benzyl alcohol hypersensitivity
Until large-scale, peer-reviewed clinical trials are conducted, its use should be considered experimental
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