How Iron interacts with H-2 receptor antagonists

Interaction type: Interactions

Interaction rating: Study Supported

These medications decrease the amount of stomach acid which may reduce the absorption of iron. Supplementation with affected nutrient may be necessary. (1)

These drugs include cimetidine, famotidine, nizatidine, ranitidine


  1. View Abstract: Aymard JP, et al. Haematological Adverse Effects of Histamine H2-receptor Antagonists. Med Toxicol Adverse Drug Exp. Nov1988;3(6):430-48.