Ashtangasamgraha 6.112

6.112

guru taddoṣajananaṃ navaṃ jīrṇamato 'nyathā |

peyaṃ noṣṇopacareṇa na viriktakṣudhāturaiḥ ||

When fresh, it is heavy and produces doṣas; when aged, it is the opposite. / It should not be drunk with warm regimens, nor by those who have been purged or distressed by hunger;