needle size for vitamin b12 injections intramuscular injection Dr. prescribed B12 injections. Pharmacy only gave me vials. Where do you get your needles and syringes? What size?? Where do I inject? : r/B12_Deficiency syringe size for b12 injection

MECHANISM CATEGORIES RESEARCH CONDITIONS SAFETY Side effects Injection-site reactions Generally well-tolerated in published Phase 1/2 data No IGF-1 elevation (key distinction from rhGH or GH-axis peptides) Known interactions No major drug-drug interactions documented in published data Contraindications Pregnancy/lactation (unstudied) Hypersensitivity REGULATORY STATUS FDA Not FDA-approved

Orally administered supplements from a big box store cost as little as $30 for a full year's supply of tablets

Oral B12 supplements have to pass through the gut, and absorption can be limited especially if you have digestive issues, take certain medications like metformin or antacids, or simply have low stomach acid

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