Charak Samhita
यानीहोक्तानि कर्माणि विसर्पाणां निवृत्तये । एकतस्तानि सर्वाणि रक्तमोक्षणमेकतः ॥१४१॥
[Importance of raktamokshana in visarpa] If all the therapeutic measures described here as curative of visarpa be put on one side and raktamokshana on other, they will be found equal.
english translation
yAnIhoktAni karmANi visarpANAM nivRttaye । ekatastAni sarvANi raktamokSaNamekataH ॥141॥
hk transliteration by Sanscript