Ashtangasamgraha 26.17

26.17

preceded by dryness or preceded by unction, according to the seat [of the doṣa].
[Sudation should be] slight on the groins, very slight on the eyes, scrotum, and heart, or not at all.
Or powder of kunduruṣka;
and oil prepared with these very [drugs] is a gargle.
When the flesh at the root is firm and deep-seated, bloodletting is [done] when it is painful;
and when [the tooth] is broken, cracked, discolored, numb, mobile, and painful,