how often do i need b12 injections Can You Get a Shot for Maximum Health? B12 Shots Dosage for Adults:

Drugs and Lactation Database (LactMed)

We present a 67-year-old woman with a new diagnosis of pernicious anemia who developed a sudden acneiform eruption on the face after treatment with high-dose vitamin B12

Consult your doctor before use if you have a history of allergies, kidney problems, or low potassium

Anyone who is displaying any of the signs and symptoms of a B-12 deficiency or pernicious anemia should consult their doctor immediately

Nonetheless, it should be used within a certain timeframe as recommended by the pharmacy (often 28 days after first puncture, per general guidelines for multi-dose vials, unless otherwise specified)