The Compendium of Caraka 4.8.43

4.8.43

athāsya tālvoṣṭhakaṇṭhajihvāpramārjanamārabhetāṅgulyā suparilikhitanakhayā suprakṣālitopadhānakārpāsa?sapicumatyā/

Then one should begin wiping his palate, lips, throat, and tongue with a finger having closely pared nails, provided with a well-washed cushion-like cotton tampon.