https://pmc.ncbi.nlm.nih.gov/articles/PMC6054240/
Proton Pump Inhibitors, H2-Receptor Antagonists, Metformin, and Vitamin B-12 Deficiency: Clinical...
There is clear evidence that proton-pump inhibitors (PPIs), H2-receptor antagonists (H2RAs), and metformin can reduce serum vitamin B-12 concentrations by...
vitamin b 12 deficiencyproton pump inhibitorsh2 receptor antagonists
https://www.rti.org/publication/association-proton-pump-inhibitor-histamine-h2-receptor-antagonists-restless-legs-syndrome
Association of proton pump inhibitor and histamine H2-receptor antagonists with restless legs...
Restless legs syndrome (RLS) is a common sensorimotor disorder, which can disrupt sleep and is thought to be caused in part by low cellular iron stores. Proton...
proton pump inhibitorhistamine h2 receptor