Natural products have been an important resource for the maintenance of life since ages; natural products are becoming increasingly important as alternative medicines. Medicinal plants have an important therapeutic role in the treatment of many human illnesses and have been a source of medicines. There is increasing demand by patient to use the natural products with gastric ulcer, diarrhoea and wound healing activities and side effects associated with allopathic drugs and synthetic compounds, has prompted research into herbal and natural products. As an alternative to other approaches, scientific research on plants used in traditional medicine is receiving growing interest as a way of identifying new agent and the survey of literature reveals that the medicinal plant Ceratophyllum demersum is found to use traditionally for cure of ulcer, diarrhoea and wound. The result of present study indicates that, Ceratophyllum demersum showed significant antiulcer, antidiarrhoeal and wound healing activities, which scientifically support the use of whole plant in traditional medicine to treat ulcer, diarrhoeal and wound conditions.