Clomid vs fertility drug

Clomid and fertility drug both are nouns.

Word	Noun	Adjective	Verb	Adverb
Clomid	Yes	No	No	No
fertility drug	Yes	No	No	No

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

Clomid: a fertility drug (trade name Clomid) that is used to stimulate ovulation and that has been associated with multiple births
fertility drug: a drug used to increase a woman's fertility

Clomid (noun)	fertility drug (noun)
a fertility drug (trade name Clomid) that is used to stimulate ovulation and that has been associated with multiple births	a drug used to increase a woman's fertility