Bhaishajyaratnavali 5.58

Bhaiṣajyaratnāvalī (ed. Rājeśvaradatta Śāstrī) 5.58

auṣadhamātrānirūpaṇammātrāyā nāstyavasthānaṃ doṣamagniṃ balaṃ vayaḥ
vyādhiṃ dravyañca koṣṭhañca vīkṣya mātrāṃ prayojayet