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how often should you have h&h with b12 injections vitamin be administered and how frequently should laboratory monitoring be performed? Are Vitamin B12 Shots Right
Description
Allergic Reactions Although rare, allergic reactions can occur

During your initial consultation, we will review your medical history and test your serum vitamin B12 levels to determine if you suffer from vitamin B12 deficiency

Perhaps its because of how they mix it with b12

References Ait, K.A.N., B

If you experience any of these symptoms, seek medical attention immediately

Vitamins in the prevention of human diseases
