Achyranthus aspera Linn, Moringa oleifera Lam and Scopharia dulcis Linn are used in the traditional system of medicine for the treatment of many diseases. Achyranthus aspera (AA) the whole plant and especially the roots, characterized by their uterine stimulant activity, are prescribed in the therapy of rheumatism, lumbago, osteodynia, dysuria, post-partum haematomata and dysmenorrhoea. There is no doubt that the pure Moringa oleifera (MO) Tree leaf is the source of incredible health benefits. It's the ultimate, natural, organic, energy and endurance health supplement. Scopharia dulcis (SD) plant has long held a place in herbal medicine in almost every tropical country where it grows, and it is much used by indigenous people. In this present work the flavonoid and phenolic content of the three plants were estimated. Then the  anti inflammatory activity of the plants were evaluated by Carrageenan induced   paw oedema method with alcoholic and aqueous extracts of the plants and the Analgesic activity was evaluated by Acetic Acid Induced Writhing Test Method. The plants are having very good significant effect in the Anti-inflammatory and Analgesic activity and it  may be due to the presence of flavonoids .