procaine vs Ethocaine

procaine and Ethocaine both are nouns.

Word	Noun	Adjective	Verb	Adverb
procaine	Yes	No	No	No
Ethocaine	Yes	No	No	No

As nouns, procaine and Ethocaine are synonyms defined as:

procaine and Ethocaine: a white crystalline powder (trade name Ethocaine) administered near nerves as a local anesthetic in dentistry and medicine

procaine (noun)	Ethocaine (noun)
a white crystalline powder (trade name Ethocaine) administered near nerves as a local anesthetic in dentistry and medicine	a white crystalline powder (trade name Ethocaine) administered near nerves as a local anesthetic in dentistry and medicine