Tambocor vs antiarrhythmic

Tambocor and antiarrhythmic both are nouns.

Word	Noun	Adjective	Verb	Adverb
Tambocor	Yes	No	No	No
antiarrhythmic	Yes	No	No	No

As nouns, antiarrhythmic is a hypernym of Tambocor; that is, antiarrhythmic is a word with a broader meaning than Tambocor:

Tambocor: oral antiarrhythmic medication (trade name Tambocor) used as a last resort in treating arrhythmias; increases the risk of sudden death in heart attack patients
antiarrhythmic: a drug used to treat an abnormal heart rhythm

Other hypernyms of Tambocor include antiarrhythmic drug, antiarrhythmic medication.

Tambocor (noun)	antiarrhythmic (noun)
oral antiarrhythmic medication (trade name Tambocor) used as a last resort in treating arrhythmias; increases the risk of sudden death in heart attack patients	a drug used to treat an abnormal heart rhythm