antispasmodic vs spasmolytic

antispasmodic and spasmolytic both are nouns.

Word	Noun	Adjective	Verb	Adverb
antispasmodic	Yes	No	No	No
spasmolytic	Yes	No	No	No

As nouns, antispasmodic and spasmolytic are synonyms defined as:

antispasmodic and spasmolytic: a drug used to relieve or prevent spasms (especially of the smooth muscles)

Other synonyms of antispasmodic include antispasmodic agent.

antispasmodic (noun)	spasmolytic (noun)
a drug used to relieve or prevent spasms (especially of the smooth muscles)	a drug used to relieve or prevent spasms (especially of the smooth muscles)