Demeclocycline and Iron interaction
Demeclocycline and Iron: the Demeclocycline prescribing label describes an interaction that usually calls for monitoring, a dose change, or spacing the doses.
Usually manageable with monitoring or a dose change. Tell your pharmacist you take both.
What the FDA labels say
Curated guidance for Iron
Iron binds these drugs in the gut and reduces their absorption; separate the doses.
From the Demeclocycline (Demeclocycline Hydrochloride) label · effective 2025-12-11
Absorption of tetracyclines is impaired by antacids containing aluminum, calcium or magnesium, and by iron-containing preparations.
Taking more than these two? Interactions stack. Check your whole list at once; it stays in your browser.
Open in the checkerNot medical advice. Interaction Checker quotes FDA label text and NIH fact sheets. Whether an interaction matters for you depends on doses, timing, kidney and liver function, and other conditions. Confirm with a pharmacist or prescriber.