Acta Medica Iranica
One of the biggest advantages of vitamin B12 shots is their ability to deliver fast, noticeable results
[11] [6] Rare but serious reactions: Although uncommon, anaphylaxis (severe allergic reaction) can occur
AOD 9604 does not share this effect
Individuals with severe deficiency, high physical demands, illness recovery needs, or chronic fatigue should choose a B12 IV infusion over a shot
Adverse reactions following intramuscular (IM) injection have included anxiety, mild transient diarrhea, ataxia, nervousness, pruritus, transitory exanthema, and a feeling of swelling of the entire body