Clinical decision-support only. For use by licensed dental professionals. Not a substitute for professional judgment or a complete drug reference. Always verify with primary sources.
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Medication

Ferrous sulfate (iron supplement)

Oral iron supplement

Brand names: Feosol

Oral health effects

  • Extrinsic black tooth staining / metallic taste

    Liquid iron can cause black extrinsic tooth staining and a metallic taste.

    Clinical management: Use a straw for liquid forms; professional stain removal; reassure about reversibility.

Sources

  1. A review and guide to drug-associated oral adverse effects-Dental, salivary and neurosensory reactions. Part 1. Teoh L, Moses G, McCullough MJ. Journal of oral pathology & medicine : official publication of the International Association of Oral Pathologists and the American Academy of Oral Pathology, 2019.