Introduction: Adolescence is a transition period from childhood to adulthood and is characterized by a spurt in physical, endocrinal, emotional, and mental growth, with a change from complete dependence to relative independence. The period of adolescence for a girl is a period of physical and psychological preparation for safe motherhood. As the direct reproducers of future generations, the health of adolescent girls influences not only their own health, but also the health of the future population. Dysmenorrhea is a medical condition of pain around the pubic bone and in the lower abdomen during menstruation. Method: This study was conducted at Parul University, Vadodara. A total 200 of adolescent girls at age group of 17-21years by using convenient non-probability sampling technique. To collect data questionnaire method was used including multiple choice questions. Questions are based on socio-demographic variables such as age of menarche, Diet and duration of menstrual pain. Checklist for homecare management also included. Result: In this study, 21.5% of girls having good practice,65.5% are having average practice and 13% adolescent girls having the poor practice regarding homecare management of dysmenorrhea. Conclusion: The study concluded that minimum score was 5.06 with standard division was 1.643 regarding homecare management of Primary Dysmenorrhea with their socio demographic variables. Result showed that socio-demographic variables such as type of diet, BMI and duration of menstrual pain of adolescent girls were non-significant at p<0.05 level with level of knowledge regarding homecare management of primary dysmenorrhea and age of menarche of adolescent girls was statistically found significant at p<0.05 level.