Pipracil vs piperacillin

Pipracil and piperacillin both are nouns.

Word	Noun	Adjective	Verb	Adverb
Pipracil	Yes	No	No	No
piperacillin	Yes	No	No	No

As nouns, Pipracil and piperacillin are synonyms defined as:

Pipracil and piperacillin: a synthetic type of penicillin antibiotic (trade name Pipracil) used for moderate to severe infections

Pipracil (noun)	piperacillin (noun)
a synthetic type of penicillin antibiotic (trade name Pipracil) used for moderate to severe infections	a synthetic type of penicillin antibiotic (trade name Pipracil) used for moderate to severe infections