Charak Samhita
पित्तातिसारीयस्त्वेतांक्रियांमुक्त्वानिषेवते । पित्तलान्यन्नपानानितस्यपित्तंमहाबलम् ॥६९॥
॥ Raktatisara (bloody diarrhoea)॥ If a pittaja atisara patient does not follow the therapeutic measures and resorts to such foods and drinks which cause aggravation of pitta, then the excessively provoked pitta causes raktatisara and instantaneous vitiation of rakta (blood).
english translation
pittAtisArIyastvetAMkriyAMmuktvAniSevate । pittalAnyannapAnAnitasyapittaMmahAbalam ॥69॥
hk transliteration by Sanscript