Following on from my previous blog regarding the B12 OTC Petition and the future Westminster Hall debate which my MP Jane Hunt will apply for some of you kind people have asked your MP to join Jane and also make supporting speeches
Vitamin B12 Medicine Interactions Chloramphenicol: bacteriostatic antibiotic can interfere with red blood cell response to supplemental Vit B12 Proton pump inhibitors: omeprazole and lansoprazole, etc., slow gastric acid release and may interfere with VIt B12 absorption from food H2-receptor antagonists: cimetidine, famotidine and ranitidine slow the release of hydrochloric acid into the stomach and interfere with Vitamin B12 absorption from food Metformin: might reduce absorption of Vitamin B12 due to altered intestinal motility, increased bacterial overgrowth, etc
Last reviewed: May 12, 2026 Last updated: May 12, 2026 Written by: Jay Hastings , CEO of PlexusDx Jay Hastings is the CEO of PlexusDx, a precision health company focused on genetic testing, blood biomarker insights, and personalized wellness recommendations
Bacteriostatic Water for Injection, USP Product Information
Nurosurge Max METHYLCOBALAMIN-2500MCG INJECTION Manufacturer Strivos Pharma Pvt Ltd Nurosurge Max is a well-known brand of the methylcobalamin 2500 mcg injection that treats the vitamin B12 deficiency