φλεβοτομέω
From LSJ
συνετῶν μὲν ἀνδρῶν, πρὶν γενέσθαι τὰ δυσχερῆ, προνοῆσαι ὅπως μὴ γένηται· ἀνδρείων δέ, γενόμενα εὖ θέσθαι → it is the part of prudent men, before difficulties arise, to provide against their arising; and of courageous men to deal with them when they have arisen
English (LSJ)
A open a vein, bleed, Hp.Ulc.26, Aph.6.47, Arr.Epict. 2.17.9:—Pass., Hp.Aph.5.31, PPetr.2p.73 (iii B. C.).
German (Pape)
[Seite 1290] die Ader öffnen, zur Ader lassen, Medic. u. Sp.