anthelmintic vs parasiticidal

anthelmintic is a noun but parasiticidal is not a noun.

Word	Noun	Adjective	Verb	Adverb
anthelmintic	Yes	Yes	No	No
parasiticidal	No	Yes	No	No

As adjectives, anthelmintic and parasiticidal are synonyms defined as:

anthelmintic and parasiticidal: capable of expelling or destroying parasitic worms

Other synonyms of anthelmintic include anthelminthic, helminthic.

anthelmintic (noun)	parasiticidal (noun)
a medication capable of causing the evacuation of parasitic intestinal worms

anthelmintic (adjective)	parasiticidal (adjective)
capable of expelling or destroying parasitic worms	capable of expelling or destroying parasitic worms