Additionally, laboratories may evaluate multiple compounds within the same category to better understand formulation consistency, preparation considerations, and analytical performance
Many plans cover B12 injections when documented deficiency exists or when conditions affecting absorption are present
American Journal of Ophthalmology
Seek emergency medical attention (call 999) if you experience: Difficulty breathing or swallowing Swelling of the face, lips, tongue, or throat Widespread rash or hives developing rapidly Severe dizziness or feeling faint Chest tightness or wheezing Anaphylaxis to hydroxocobalamin is uncommon but documented in the product information
Some chemotherapy drugs or antiretroviral medications (for HIV) that suppress bone marrow might also blunt the effectiveness of B therapy
Determining the Right Dose and Schedule The dosage of vitamin B12 injections may vary depending on factors such as sex, age, weight, diet, and other individual factors