Charak Samhita
दशमूलोपसिद्धेन तैलेनोष्णेन सेचयेत् । कुष्ठतैलेन चोष्णेन पाक्यक्षारयुतेन च ॥१२२॥
The warm oil prepared from dashamoola (roots of ten plants) should be sprinkled on the affected part. Warm kustha (costus) oil added with pakya kshara (prepared medicinal alkali) or
english translation
dazamUlopasiddhena tailenoSNena secayet । kuSThatailena coSNena pAkyakSArayutena ca ॥122॥
hk transliteration by Sanscript