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orphan drug

Pharmacology. a drug that remains undeveloped or untested or is otherwise neglected because of limited potential for commercial gain.
Origin of orphan drug
First recorded in 1975-80 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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orphan drug in Medicine

orphan drug or·phan drug (ôr'fən)
Any of various drugs or biologicals that may be useful in treating disease but are not considered to be commercially viable.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Slang definitions & phrases for orphan drug

orphan drug

noun phrase

A pharmaceutical drug that may not be commercially feasible, though it may be very useful or necessary to a relatively small number of people: Program to Spur ''Orphan'' Drugs Proves a Success (1980s+)

The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
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