Charak Samhita
प्रदेहैः कफपित्तघ्नैर्नावनैः कवलग्रहैः। शीतोष्णस्निग्धरूक्षाद्यैर्ज्वरो यस्य न शाम्यति ॥२८९॥
pradeha (application of unction), navana (nasal instillation) and kavala graham (mouthful of liquid medication). [Indications of blood letting] When the jwara doesn’t get cured by either hot or cold or unctuous or ununctuous therapies etc.,
english translation
pradehaiH kaphapittaghnairnAvanaiH kavalagrahaiH। zItoSNasnigdharUkSAdyairjvaro yasya na zAmyati ॥289॥
hk transliteration by Sanscript