off-label
adjective
Definitions
(of a prescription medication) Outside of regulatorily approved indications, but (unless otherwise specified) within the bounds of reasonable use as defined by a licensed prescriber.
adverb
Definitions
(of a prescription medication) Outside of regulatorily approved indications, but (unless otherwise specified) within the bounds of reasonable use as defined by a licensed prescriber.
Example: While the drug is approved for use in treating stomach cancer, many doctors prescribe it off label for other cancers as well.