how often should i have b12 injections You Get Injections? How Often Should I Get

Treating a deficiency can help remove these barriers

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The standard schedule is a starting point, not a strict rule The 2024 NICE guideline NG239 on B12 deficiency in over 16s makes an important point: the optimal route, dose and frequency of B12 replacement have never been firmly established, and have often followed custom and historical practice

Treatment usually involves B12 injections, high-dose oral B12, sublingual B12, or nasal B12 spray to bypass the intrinsic factor-dependent absorption pathway - consult your healthcare provider for appropriate options

Initial testing: Do CBC and B12 tests before starting treatment and again after the first dose