should b12 be injected subcutaneously or intramuscularly How to Give a Injection: Step-By-Step Instructions vitamin b12 injection subcutaneous or

A typical dosage is 1000 mcg (1 mg) administered IM or subcutaneously

Hydroxocobalamin is classified as Pregnancy Category C in the United States, indicating that risk to the fetus cannot be ruled out in the absence of definitive human data

These injections typically contain vitamin B12, which is considered safe in large quantities

P., & Maudsley, S

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After ingestion, stomach acid separates B12 from food proteins, and then intrinsic factor produced in the stomach lining binds to B12 so it can be absorbed in the ileum (the final section of the small intestine)