Isordil vs isosorbide

Isordil and isosorbide both are nouns.

Word	Noun	Adjective	Verb	Adverb
Isordil	Yes	No	No	No
isosorbide	Yes	No	No	No

As nouns, Isordil and isosorbide are synonyms defined as:

Isordil and isosorbide: drug (trade name Isordil) used to treat angina pectoris and congestive heart failure

Isordil (noun)	isosorbide (noun)
drug (trade name Isordil) used to treat angina pectoris and congestive heart failure	drug (trade name Isordil) used to treat angina pectoris and congestive heart failure