PROVIGIL (modafinil) is a wakefulness-promoting agent for oral administration. Modafinil is a racemic compound. The chemical name for modafinil is 2-[(diphenylmethyl)sulfinyl]acetamide. The molecular formula is C15H15NO2S and the molecular weight is 273.35.
Elephant grass is a robust, rhizomatous, tufted perennial grass. It has a vigourous root system, developing from the nodes of its creeping stolons. The culms are coarse, perennial, and may be up to 4-7 m in height, branched above. Elephant grass forms dense thick clumps, up to 1 m across.
One species of African elephant, the bush elephant, is the largest living terrestrial animal, while the forest elephant is the third largest. Their thickset bodies rest on stocky legs, and they have concave backs.Their large ears enable heat loss.The upper lip and nose form a trunk.frican elephants are elephants of the genus Loxodonta (from the Greek words loxo (oblique sided) and donta (tooth)). The genus consists of two extant species: the African bush elephant and the smaller African forest elephant. Loxodonta is one of two existing genera of the family, Elephantidae.