Isotretinoin definition

īsō-trĕtn-oin
One of two isomers of a vitamin A derivative, C20 H28 O2 , that inhibits sebaceous gland secretion and is used orally to treat severe, inflammatory acne.
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A synthetic isomer of retinoic acid that inhibits sebaceous gland secretion and is used in the treatment of severe nodular acne. It can cause birth defects if taken during pregnancy.
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(pharmacology) A medication used in the treatment of acne and cancer.
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Origin of isotretinoin

  • iso– tretinoin retinoic acid (t(rans)–) (retino(ic acid)) (–in)

    From American Heritage Dictionary of the English Language, 5th Edition

  • iso- +"Ž tretinoin

    From Wiktionary