why would you need a b12 injection What Should Know About Vitamin Injections? Vitamin B12 Injections: What You
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Redness and swelling may occur, and the area may be painful for a few hours
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doi: 10.1038/s41598-023-36092-6 89 SakemuraRHefaziMSieglerELCoxMJLarsonDPHansenMJet al

In rare cases, some people might have severe side effects like: Skin rash, itching, or hives Swelling of the face, lips, or tongue Chest pain or tightness Blue tint to the skin Difficulty breathing or wheezing A swollen, painful area on the leg Dizziness If you experience any of the above side effects, reach out to a healthcare provider immediately

Tell your doctor or pharmacist if you are using any other medicines, including any that you buy without a prescription from your pharmacy, supermarket or health food shop

"L-methylfolate, methylcobalamin, and N-acetylcysteine in the treatment of Alzheimer's disease-related cognitive decline"
