Monsoon diseases ayurveda Ulcerative colitis ayurvedic view Jaraa chikitsa healthy old age-ayurvedic view Role of moordhathyla in serotonin related neuroendocrinology Dr.Simi Ravindran Asst.professor Govt.Ayurveda college Kannur A CLINICAL TRIAL TO EVALUATE THE EFFFICACY OF PICCHAVASTHI IN REDUCING SIGNS AND SYMPTOMS OF ULCERATIVE COLITIS