Charak Samhita
तं दंशं वा चूषेन्मुखेन यवचूर्णपांशुपूर्णेन । प्रच्छनशृङ्गजलौकाव्यधनैः स्राव्यं ततो रक्तम् ॥३९॥
and the poison should be sucked out with the help of mouth filled with the flour of barley or dust. ॥ Blood letting॥ Thereafter bloodletting should be done with prachhana (scratching with the help of rough instruments), shringa (horn), jalauka (leech), or siravyadhana (venesection).
english translation
taM daMzaM vA cUSenmukhena yavacUrNapAMzupUrNena । pracchanazRGgajalaukAvyadhanaiH srAvyaM tato raktam ॥39॥
hk transliteration by Sanscript