decoagulant vs medicinal drug

decoagulant and medicinal drug both are nouns.

Word	Noun	Adjective	Verb	Adverb
decoagulant	Yes	No	No	No
medicinal drug	Yes	No	No	No

As nouns, medicinal drug is a hypernym of decoagulant; that is, medicinal drug is a word with a broader meaning than decoagulant:

decoagulant: medicine that prevents or retards the clotting of blood
medicinal drug: (medicine) something that treats or prevents or alleviates the symptoms of disease

Other hypernyms of decoagulant include medicament, medication, medicine.

decoagulant (noun)	medicinal drug (noun)
medicine that prevents or retards the clotting of blood	(medicine) something that treats or prevents or alleviates the symptoms of disease