Garudapurana 1.147.41

1.147.41

na pravṛttirna vijīrṇā na kṣutsāmajvarākṛtiḥ /
jvaravego 'dhikastṛṣṇā pralāpaḥ śvasanaṃ bhramaḥ //

no evacuation, lack of digestion, and no hunger are the form of unripe fever. / The force of fever is intense, with thirst, delirium, dyspnea, and dizziness;