Definition of isotretinoin
:a cis isomer of retinoic acid that is a synthetic derivative of vitamin A, inhibits sebaceous gland function and keratinization, and is used in the treatment of severe inflammatory acne
What's Trending Now
More Trending Words
From the M-W Editors
First Known Use of isotretinoin
1979
Medical Dictionary
isotretinoin
play
noun
iso·tret·i·noin
\
ˌī-sō-ˈtret-ə-ˌnȯin
\
medical Definition of isotretinoin
:a cis isomer of retinoic acid that is a synthetic derivative of vitamin A, that inhibits sebaceous gland function and keratinization, and that is administered in the treatment of severe inflammatory acne but is contraindicated in pregnancy because of its implication as a cause of birth defects — called also
13-cis-retinoic acid, retinoic acid; see accutane
Seen and Heard
What made you want to look up isotretinoin? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!