WordNet: brand-name drug, proprietary drug

a drug that has a trade name and is protected by a patent (can be produced and sold only by the company holding the patent)

• hypernym drug

brand-name drug

• (englanti) generic drug (antonym)
• (suomi) patenttilääke (synonyymi)

proprietary drug

• (suomi) patenttilääke (synonyymi)