Where does “αντιασθματικός” come from?

αντιασθματικός (Greek) comes from Greek άσθμα, from Ancient Greek ἆσθμα, from Ancient Greek ἄνσθμα, from Proto-Indo-European h₂enh₁- — to breathe.

αντιασθματικός (Greek): antasthmatic, antiasthmatic

Definitions

Step	Language	Word	Meaning
1	Greek	άσθμα	asthma
2	Ancient Greek	ἆσθμα	short-drawn breath, panting; asthma
3	Ancient Greek	ἄνσθμα	—
4	Proto-Indo-European	h₂enh₁-	to breathe