isotretinoin · Medicine question

Why is isotretinoin contraindicated during breastfeeding?

iatroX medicinesPublished 8 November 2026

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Isotretinoin is contraindicated during breastfeeding because it is highly lipophilic and therefore very likely to pass into human milk, potentially causing adverse effects in the exposed child.

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Isotretinoin 10 mg soft capsulesRanbaxy (UK) Limited a Sun Pharmaceutical Company · emc · SmPC §4.6 Fertility, pregnancy and lactation · Version 10Document updated 2 February 2026

Sources checked 8 November 2026

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