astringent drug vs medicament

astringent drug and medicament both are nouns.

Word	Noun	Adjective	Verb	Adverb
astringent drug	Yes	No	No	No
medicament	Yes	No	No	No

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

astringent drug: a drug that causes contraction of body tissues and canals
medicament: (medicine) something that treats or prevents or alleviates the symptoms of disease

Other hypernyms of astringent drug include medication, medicinal drug, medicine.

astringent drug (noun)	medicament (noun)
a drug that causes contraction of body tissues and canals	(medicine) something that treats or prevents or alleviates the symptoms of disease