Isoptin vs verapamil

Isoptin and verapamil both are nouns.

Word	Noun	Adjective	Verb	Adverb
Isoptin	Yes	No	No	No
verapamil	Yes	No	No	No

As nouns, Isoptin and verapamil are synonyms defined as:

Isoptin and verapamil: a drug (trade names Calan and Isoptin) used as an oral or parenteral calcium blocker in cases of hypertension or congestive heart failure or angina or migraine

Other synonyms of Isoptin include Calan.

Isoptin (noun)	verapamil (noun)
a drug (trade names Calan and Isoptin) used as an oral or parenteral calcium blocker in cases of hypertension or congestive heart failure or angina or migraine	a drug (trade names Calan and Isoptin) used as an oral or parenteral calcium blocker in cases of hypertension or congestive heart failure or angina or migraine