Coumadin vs trade name

Coumadin and trade name both are nouns.

Word	Noun	Adjective	Verb	Adverb
Coumadin	Yes	No	No	No
trade name	Yes	No	No	No

Coumadin (noun)	trade name (noun)
an anticoagulant (trade name Coumadin) use to prevent and treat a thrombus or embolus	a name given to a product or service