The Compendium of Caraka 7.3.11

7.3.11

tena takraṃ vipakvaṃ vā sakṣaudralavaṇaṃ pibet/
tumbyā phalarasaiḥ śuṣkaiḥ sapuṣpairavacūrṇitam//

or one should drink buttermilk cooked with it, along with honey and salt.
[A garland] dusted with the dried fruit juices of tumbī together with its flowers