YAVA SURA :- Sura prepared from Yava – Barley – Hordeum vulgare (barley) causes constipation, is difficult to digest, non-unctous and aggravates all the three Doshas. ARISTA – (FERMENTED DECOCTIONS) :- Arista (fermented decoctions) possess properties of the materials from which it is prepared, and is more intoxicating of all alcoholic beverages;