Ashtangasamgraha 16.20

16.20

arkālarkau nāgadantī viśalyā bhārṅgī rāsnā vṛścikālī prakīryā |

pratyakpuṣpī pītatailodakīryāḥ śvetāyugmaṃ tāpasānāṃ ca vṛkṣaḥ ||

atyāhārābhighātādhvavegodīraṇadhāraṇaiḥ ||

athavā tṛṇapañcamūlakvāthena jīvanīyakalkena ca siddhaṃ sarpiḥ |

tathā nyagrodhādigaṇena tṛṇapañcamūlādibhirvā pṛthak sādhitaṃ kṣīram ||

lohapātre sthitaṃ māsaṃ māṣarāśau ca bhakṣayet ||

Arka, alarka, nāgadantī, viśalyā, bhārṅgī, rāsnā, vṛścikālī, prakīryā,
pratyakpuṣpī, pītataila, udakīryā, the two śvetās, and the tree of ascetics.

From excessive eating, injury, walking, and provoking or suppressing natural urges.

Or ghee prepared with a decoction of the tṛṇapañcamūla and a paste of the jīvanīya [group];
likewise milk prepared separately with the nyagrodhādi group or with the tṛṇapañcamūla, etc.

Kept in an iron vessel and within a heap of black gram for a month, one should consume it.