Definition of orphan drug in English:

orphan drug

Syllabification: or·phan drug

noun

A pharmaceutical that remains commercially undeveloped owing to limited potential for profitability.
More example sentences
  • These drugs are called orphan drugs and are allowed to have less premarketing testing.
  • One medical gas, nitric oxide, has been licensed as an orphan drug and increased in price.
  • In fact Glutathione is an orphan drug for the treatment of AIDS-associated cachexia.

Definition of orphan drug in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day fioritura
Pronunciation: fɪˌɔːrɪˈt(j)ʊərə
noun
an embellishment of a melody...