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B12 shots are typically given in the muscle of the upper arm (deltoid) or the hip (gluteal muscle)
"Unexpected high plasma cobalamin: proposal for a diagnostic strategy"
Vitamin B12 shots can help
Hydroxocabalamin 1000 mcg in injectable water
Last clinically reviewed: 31 July 2026 Clinical information sources NICE NG239 Vitamin B12 deficiency in over 16s: diagnosis and management NHS Vitamin B12 or folate deficiency anaemia NHS Diagnosis NHS Treatment MHRA Vitamin B12 and cobalt allergy advice This page provides general information about the pharmacy service and does not replace personalised advice from a pharmacist, GP or other healthcare professional
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