Remember, self-administration without proper medical guidance is not recommended and can potentially lead to adverse effects
The body excretes excess water-soluble B12 in urine
If you find yourself experiencing these symptoms often you may need to talk to your healthcare provider about the potential of having a vitamin B12 deficiency
Rare side effects of B12 shots (require medical attention) Serious reactions to B-12 shots are uncommon, but its important to be aware of them: Allergic reaction, including rash, hives, dizziness, or trouble breathing Significant swelling, pain, or warmth that worsens at the injection site Palpitations or chest discomfort Signs of drug interactions, especially if you take multiple prescription medications If you experience symptoms that feel intense, progressive, or unusual, you should contact your provider right away
Any extrapolation to humans is unsupported by clinical evidence
Patients with early hereditary optic nerve atrophy, cyanocobalmin hypersensitivity, and those who are pregnant