Ἐς δὲ τὰ ἔσχατα νουσήματα αἱ ἔσχαται θεραπεῖαι ἐς ἀκριβείην, κράτισται → For extreme diseases, extreme methods of cure, as to restriction, are most suitable.
P. μῖλαξ, σμῖλαξ, ἡ (Plato) τάξος.
The word is also found in Eur., Bacchae 703, and Aristophanes, Nubes 1007, but apparently with a different meaning.