should you take oral vitamin b12 between injections Do Need a Prescription for Injections? B12 Shots at Home: How,
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[DOI] [PubMed] [Google Scholar] 12.Trimarchi H

Booster Shots Quick vitamin injections that take just minutes

found that patients with T2DM, hyperlipidemia, coronary artery disease, polycystic ovary disease (PCOD), or obesity, and on metformin therapy were significantly associated with increased risk of vitamin B 12 deficiency and lower serum vitamin B 12 concentrations [9]

This is not an exhaustive list of possible drug interactions

B12 is water-soluble and generally safe to take with most supplements

These need to be provided on a regular basis throughout the patients life
