Where does “antitoksina” come from?

antitoksina (Tagalog) comes from Spanish antitoxina, from Spanish anti-, from Ancient Greek ἀντι-, from Ancient Greek ᾰ̓ντῐ́ — opposite.

antitoksina (Tagalog): antitoxin

Definitions

Step	Language	Word	Meaning
1	Spanish	antitoxina	antitoxin
2	Spanish	anti-	anti-; against, opposite, protecting against
3	Ancient Greek	ἀντι-	anti-, against; like, reminiscent of
4	Ancient Greek	ᾰ̓ντῐ́	opposite