Lanoxin vs digitalin

Lanoxin and digitalin both are nouns.

Word	Noun	Adjective	Verb	Adverb
Lanoxin	Yes	No	No	No
digitalin	Yes	No	No	No

As nouns, digitalin is a hypernym of Lanoxin; that is, digitalin is a word with a broader meaning than Lanoxin:

Lanoxin: digitalis preparation (trade name Lanoxin) used to treat congestive heart failure or cardiac arrhythmia; helps the heart beat more forcefully
digitalin: a powerful cardiac stimulant obtained from foxglove

Other hypernyms of Lanoxin include digitalis, digitalis glycoside.

Lanoxin (noun)	digitalin (noun)
digitalis preparation (trade name Lanoxin) used to treat congestive heart failure or cardiac arrhythmia; helps the heart beat more forcefully	a powerful cardiac stimulant obtained from foxglove