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.
The term Elephant grass may refer to the following grass species: The African Pennisetum purpureum, also known as Napier grass, Uganda grass or giant king grass. The Eurasian Saccharum ravennae, also known as ravennagrass or ekra. The South Asian Miscanthus fuscus, also used as a biomass crop.