Metrazol vs medicinal drug

Metrazol and medicinal drug both are nouns.

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

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

Metrazol: a drug used as a circulatory and respiratory stimulant; larger doses cause convulsions in shock therapy; Metrazol is a trademark
medicinal drug: (medicine) something that treats or prevents or alleviates the symptoms of disease

Other hypernyms of Metrazol include medicament, medication, medicine.

Metrazol (noun)	medicinal drug (noun)
a drug used as a circulatory and respiratory stimulant; larger doses cause convulsions in shock therapy; Metrazol is a trademark	(medicine) something that treats or prevents or alleviates the symptoms of disease