SK-Ampicillin vs ampicillin

SK-Ampicillin and ampicillin both are nouns.

Word	Noun	Adjective	Verb	Adverb
SK-Ampicillin	Yes	No	No	No
ampicillin	Yes	No	No	No

As nouns, SK-Ampicillin and ampicillin are synonyms defined as:

SK-Ampicillin and ampicillin: semisynthetic penicillin (trade names Principen and Polycillin and SK-Ampicillin)

Other synonyms of SK-Ampicillin include Polycillin, Principen.

SK-Ampicillin (noun)	ampicillin (noun)
semisynthetic penicillin (trade names Principen and Polycillin and SK-Ampicillin)	semisynthetic penicillin (trade names Principen and Polycillin and SK-Ampicillin)