The Indian Lilac (Azadirachta indica A. Juss) or Neem is a versatile plant belongs to the Meliaceae family known traditionally for its phenomenal potentials as herbal remedies for village pharmacy in rural and sub-urban India. It has been exploited extensively in many herbal formulations in Indian system of therapy called 'Ayurveda' for generations in rural India. The neem tree is the richest source of naturally occurring secondary metabolites within a single plant. More than 300 natural bioactive compounds have been isolated and characterized from different part of the Neem tree and new...