are b12 injections dangerous Common & Rare Side Effects of Vitamin Vitamin B12 Injections: Benefits, Risks,
Description
Vitamin B12 injections may be recommended for men experiencing low energy, fatigue, or symptoms associated with vitamin B12 deficiency

It may be a feature of mercury poisoning, which also causes hyperhidrosis, neuromyotonia, constipation, tremor, and encephalopathy (40)

Over-the-counter NSAIDs (like ibuprofen , often prescribed at higher doses) also contribute

Cold Spring Harb Perspect Biol
