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Association of vitamin B12, methylmalonic acid, and functional parameters
People with Certain Medications: Long-term use of medications like proton pump inhibitors or metformin can interfere with B12 absorption, leading to a deficiency
Elderly patients should call 999 immediately if they experience difficulty breathing, throat tightness, facial swelling, or widespread rash after B12 administration, as these may indicate a rare but serious allergic reaction requiring emergency treatment
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Huang Qin (Radix Scutellariae) clears damp heat, Bai Shao (Radix Paeoniae Alba) nourishes yin, and Gan Cao (Radix et Rhizoma Glycyrrhizae) and Da Zao (Fructus Jujubae) tonify qi
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