Charak Samhita
स्नेहाक्तामग्निसम्प्लुष्टां पिबेत् प्रायोगिकीं सुखाम् । वसाघृतमधूच्छिष्टैर्युक्तियुक्तैर्वरौषधैः॥२५॥
This is prayogiki dhuma (daily inhalation for the healthy person) and it bestows comfort. 2. Snaihika dhumapana (inhalation of smoke with unctuous substances for reducing dryness): One should use a herbal cigar, prepared from animal fat, ghee and bee wax
english translation
snehAktAmagnisampluSTAM pibet prAyogikIM sukhAm । vasAghRtamadhUcchiSTairyuktiyuktairvarauSadhaiH॥25॥
hk transliteration by Sanscript