Stroke is defined as rapid onset of focal neurological deficit, resulting from diseases of cerebral vasculature and its contents. It is a major public health problems & leading cause of death worldwide. Hemiplasia (Falij Nisfi) is the major problem developed after stroke, caused due to Sudda (obstruction) in vessels, nerves or at the origin of nerves and brain. Falij is a phlegmatic disease, therefore basic line of treatment is Tanqiya wa tadeel, (purification and normalization). Tanqiya means evacuation of morbid abnormal matter from the body, tadeel mizaj means to reestablished Mizaj of that organ from sue- Mizaj. Before evacuation of matter Munzij therapy (Concoction) is necessary in chronic cases. Then mushilat should be applied. Mushil drugs have property to expel the morbid Akhlat from the vessels, neighboring structures and from whole body through intestine. Jali and Mufatteh Sudad are also prescribed. For achievement and application of munzij and mushily therapy there are four mode of principle of treatment like, ilaj bil Tadbeer, Ilaj bli ghiza, Ilaj bil dawa, Ilaj bil yad. There are many single and compound drugs are described in Unani system of medicine which proved effective in the treatment of Failij (hemiplasia) as well as stroke. Keywords: Unani Medicine, Falij Nisfi, Sudda, Tanqiya wa Tadeel, Munzij