Roux-en-Y gastric bypass surgery (RYGB) but not sleeve gastric bypass surgery or gastric banding, increases the risk of vitamin B 12 deficiency and requires preventive post-operative treatment with either injected or high-dose oral supplementation
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Location for Intramuscular Injection in Shoulder | Intramuscular injection sites thigh, Intramuscular injection sites nursing, Subcutaneous injections Skip to content When autocomplete results are available use up and down arrows to review and enter to select
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The 2024 NICE NG239 guideline on vitamin B12 deficiency in over-16s lists the main groups who need injections: Autoimmune gastritis (pernicious anaemia)
Who should consider getting a Vitamin B12 shot