neostigmine vs Prostigmin

neostigmine and Prostigmin both are nouns.

Word	Noun	Adjective	Verb	Adverb
neostigmine	Yes	No	No	No
Prostigmin	Yes	No	No	No

As nouns, neostigmine and Prostigmin are synonyms defined as:

neostigmine and Prostigmin: a cholinergic drug (trade name Prostigmin) used to treat some ophthalmic conditions and to treat myasthenia gravis

neostigmine (noun)	Prostigmin (noun)
a cholinergic drug (trade name Prostigmin) used to treat some ophthalmic conditions and to treat myasthenia gravis	a cholinergic drug (trade name Prostigmin) used to treat some ophthalmic conditions and to treat myasthenia gravis