Where does “antihydropic” come from?

antihydropic (English) comes from English hydropic, from Middle English ydropik, from Old French ydropique, from Latin hydropicus, from Ancient Greek ὑδρωπικός, from Ancient Greek ὕδρωψ, from Ancient Greek ὕδωρ, from Proto-Hellenic *údōr — water.

antihydropic (English): Countering dropsy; A remedy for dropsy

Definitions

Countering dropsy; A remedy for dropsy

Ancestry of “antihydropic”, step by step

antihydropic traces back through two separate lines of ancestry.

via English hydropic

Step	Language	Word	Meaning
1	English	hydropic	dropsical; pertaining to or suffering from...
2	Middle English	ydropik	—
3	Old French	ydropique	—
4	Latin	hydropicus	dropsical
5	Ancient Greek	ὑδρωπικός	—
6	Ancient Greek	ὕδρωψ	edema
7	Ancient Greek	ὕδωρ	water; rainwater, rain; sweat
8	Proto-Hellenic	*údōr	water

via English anti

Step	Language	Word	Meaning
1	English	anti	Opposed to something; That has a torsion angle...
2	English	anti-	Against, hostile to; Contrasting with the norm;...
3	Ancient Greek	ἀντι-	anti-, against; like, reminiscent of
4	Ancient Greek	ᾰ̓ντῐ́	opposite

Every word from Proto-Hellenic *údōr →Every word from Ancient Greek ὕδωρ →Every word from Ancient Greek ὕδρωψ →