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Absorption problems Even with adequate intake, absorption can be reduced by: Certain gastrointestinal conditions affecting the stomach or small intestine Some medications Age-related reduction in stomach acid (which can affect absorption) Autoimmune gastritis (often historically referred to as pernicious anaemia) This is a well-recognised cause of B12 deficiency and may require ongoing management
Well put them on the next one
the absence of a NICE PoTS guideline
Researchers intending to work with the lyophilised version should ensure access to DMSO or a similar solvent for proper handling
Some patterns require medical evaluation because they may indicate serious underlying conditions or medication complications
For patients receiving both injectable therapies, consider coordinating administration days to minimize visits
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