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Additional Tips to Prevent Headache After B12 Shot While not all headaches can be prevented, these steps may reduce risk: Stay hydrated before and after your injection
This may include some blood tests, evaluating your medical history, inquiring about your family history and medications
Using a Drawing Needle For a truly professional technique, its best to use two separate needles: one for drawing the B12 from the vial and a new one for the injection itself
Recalculate your doses based on the actual concentration
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