how often do you need vitamin b12 injections Are Shots Right for You? 4 Questions to Determine How

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It's an active form of vitamin B12

However, B12 shots can lead to side effects including: - Headache - Dizziness - Diarrhea - Skin rash and itching - Nausea and vomiting - Fatigue - Swelling and tingling sensation Additionally, excess vitamin B12 can also result in rare but severe allergic reactions also known as anaphylaxis

Monitoring recommendations: Baseline investigations: Full blood count, B12 level, folate, and intrinsic factor antibodies (if pernicious anaemia suspected) During initial treatment: Potassium monitoring in severe deficiency (risk of hypokalaemia) Follow-up: Repeat full blood count after 8 weeks to confirm haematological response Long-term: Annual review to ensure compliance with maintenance injections

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