US$ 24.57
b12 injection 100 ml bottle for pets by henry schein Vitamin (Generic) Injectable Solution Pets, 100-ml (1000mcg/ml), (Manufacturer may vary) 2/19/2021 JG 003125 - Henry Schein Medical
Description
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Patients with rare genetic conditions affecting B12 metabolism are typically managed by specialists who may prescribe high-dose hydroxocobalamin

The pictures will help you to understand how to do this

Until you know the cause, you are merely treating the symptoms
