can you have b12 injection with a cold Vitamin Benefits and Best Sources Vitamin B12 Injections: Good or
Description
Research shows vitamin B12 can help with fatigue in thalassemia patients
As with AOD 9604, avoid eating within 30 minutes of injection

PMID 14752199.
Try the following tips to help prevent lumps at the injection site: If you have troubling side effects from an injectable medication for eczema, talk to your doctor about other treatment options
Waste should be treated harmlessly in accordance with the norms for the treatment of chemical reagents

Its highly relevant because muscles have high energy demands