Antacids (Tums, Maalox, Mylanta) and Deferasirox interaction
Antacids (Tums, Maalox, Mylanta) and Deferasirox: the Deferasirox prescribing label flag this combination with the strongest language, such as a contraindication, a boxed warning, or an instruction to avoid it.
Do not combine without a prescriber's guidance. The label language below is the strongest FDA uses.
What the FDA labels say
From the Deferasirox (Exjade) label · effective 2026-01-28
Do not take Exjade with aluminum-containing antacid preparations.
Although deferasirox has a lower affinity for aluminum than for iron, do not take Exjade with aluminum-containing antacid preparations due to the mechanism of action of Exjade.
Aluminum-Containing Antacid Preparations The concomitant administration of Exjade and aluminum-containing antacid preparations has not been formally studied.
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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.