Ashtangasamgraha 2.98

2.98

sa vai hāridrako nāma jvarabhedo 'ntakaḥ smṛtaḥ |

kaphavātau samau yasya hīnapittasya dehinaḥ ||

sopadravo 'pi cedevaṃ jvaraḥ śīto na śāmyati ||

rogaṃ paribhavākhyaṃ ca yuñjyāttatrāgnidīpanam ||

that indeed is named Hāridraka, a variety of fever regarded as deadly. / For an embodied being in whom kapha and vāta are equal and pitta is deficient, / even with complications, if the cold fever does not subside in this manner, / and for the disease called Paribhava, one should apply what kindles digestive fire there.