isotretinoin

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

noun Pharmacology.

a yellowish-orange to orange crystalline powder, C20H28O2, used in the treatment of cystic acne.

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) + -in2

British Dictionary definitions for isotretinoin

isotretinoin
/ (ˌaɪsəʊtrəˈtɪnəʊɪn) /

noun

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

Medical definitions for isotretinoin

isotretinoin
[ ī′sō-trĕtn-oin ]

n.

A chemical compound that inhibits the secretion of sebum and is used in the treatment of severe forms of acne.