vitamin b12 injection headache I've had a migraine since
I've had a migraine since Sept 4th. I took a B12 injection that day (prescribed by my doctor) so I'm wondering if it's related or coincidence. I'm scared to take another one Signs and Symptoms of Vitamin B12 Deficiency Compounded Hydroxocobalamin (Vitamin B12) Injection Why Do I Feel Worse After My B12 Injection? Causes & Management Bolt Pharmacy
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