Kautilya's Arthashastra 14.2.11

14.2.11

gomayena tindukāriṣṭakalkena vā marditāṅgasya bhallātakarasānuliptasya māsikaḥ kuṣṭhayogaḥ //

When any part of the body of a man is rubbed over with the pastry (kalka) prepared from tinduka (glutinosa) and arishta (soap-berry), together with the dung of a cow, the part of the body being also smeared over with the juice of bhallátaka (semecarpus anacardium), he will catch leprosy in the course of a month.