The Compendium of Kāśyapa 8.3.51

8.3.51

grāse vidheyaṃ cūrṇaṃ ca yadagnibalavardhanam
grāsāntare cchardanīyaṃ dhūmapānaṃ ca śasyate

and a powder which increases the strength of the digestive fire should be administered with a morsel. / Between morsels, an emetic is recommended, and the smoking of medicinal smoke.