Charak Samhita
सर्पिः सतिक्तसिद्धं क्षीरं प्रस्रंसनं निरूहाश्च। रक्तस्य चावसेचनमाश्वासनसंशमनयोगाः ॥१८४॥
For the treatment of pitta gulma, sarpi prepared with tikta drugs, kshira, samshamana-niruha basti, bloodletting, counseling (ashvasana), samshamana(preparations) have been described.
english translation
sarpiH satiktasiddhaM kSIraM prasraMsanaM nirUhAzca। raktasya cAvasecanamAzvAsanasaMzamanayogAH ॥184॥
hk transliteration by Sanscript