Ashtangasamgraha 5.32

5.32

vamanādīnato yuñjyāt svasthasthaiva yathāvidhi |

doṣāḥ kadācit kupyanti jitā laṅghanapācanaiḥ ||

teṣāmādyāni sapta punarmahāmarmasaṃjñāni ||

udāno vikṛto doṣān yūsarvāsvarpdhvamasyati ||

amṛtaprāśamityetannarāṇāmamṛtaṃ ghṛtam ||

tulāṃ jaladroṇaśate pacet droṇāvaśeṣite ||

divyaṃ mahiṣamāruhya snapanaṃ tenumanyatām ||

One should therefore administer emesis and other [purifications] according to rule even to a healthy person;
Doshas subdued by fasting and digestives sometimes become aggravated.
Among them, the first seven are known as the great vital spots.
Udāna, when vitiated, throws all doshas upward.
This clarified butter is called Amṛtaprāśa, an ambrosia for mortals.
One should cook a tulā [of the drugs] in a hundred droṇas of water; when one droṇa remains,
Having mounted a divine buffalo, let him approve the [ritual] bathing for you!