Showing results for isotretinoin. Search instead for isotretinoins.

isotretinoin

American

[ahy-soh-tri-tin-oh-in, -oin] / ˌaɪ soʊ trɪˈtɪn oʊ ɪn, -ɔɪn /

noun

Pharmacology.

a yellowish-orange to orange crystalline powder, C 20 H 28 O 2 , used in the treatment of cystic acne.

isotretinoin British

/ ˌaɪsəʊtrəˈtɪnəʊɪn /

noun

a drug related to vitamin A, used to treat severe acne that has failed to respond to other treatment

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of isotretinoin

iso- + tretinoin a name for retinoic or Vitamin A acid, equivalent to t- (of uncertain derivation) + retino(ic acid) ( retin(ol) + -o- + -ic ) + -in ²

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

At the inquest in December 2021 into the teenager's death, coroner Jonathan Leach concluded there was "no evidence" it was "caused or contributed to by isotretinoin".

From BBC • Apr. 27, 2023

The insects were less fond of mice that had consumed isotretinoin.

From Science Magazine • Jun. 30, 2022

Any dermatologist who treats severe acne should be familiar with isotretinoin.

From Seattle Times • Apr. 6, 2022

It also said continuing safety reviews in Europe had suggested a causal relationship between isotretinoin, sexual dysfunction and depression was still unclear.

From BBC • May 16, 2019

The prescription drug isotretinoin significantly reduces the amount of sebum produced by the sebaceous glands, and is used to treat acne.

From Textbooks • Jan. 1, 2015

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023