ranitidine vs Zantac

ranitidine and Zantac both are nouns.

Word	Noun	Adjective	Verb	Adverb
ranitidine	Yes	No	No	No
Zantac	Yes	No	No	No

As nouns, ranitidine and Zantac are synonyms defined as:

ranitidine and Zantac: a histamine blocker and antacid (trade name Zantac) used to treat peptic ulcers and gastritis and esophageal reflux

ranitidine (noun)	Zantac (noun)
a histamine blocker and antacid (trade name Zantac) used to treat peptic ulcers and gastritis and esophageal reflux	a histamine blocker and antacid (trade name Zantac) used to treat peptic ulcers and gastritis and esophageal reflux