<b>Effectiveness of Erythinae variegata juice on dysmenorrhoea among final year nursing students</b> Background Dysmenorrhea refers to the occurrence of painful menstrual cramps of uterine origin. Dysmenorrhea has been estimated to be the greatest cause of time lost from work and school in the India. The study aim was to assess the effectiveness of Erythina variegata juice on dysmenorrhea among final year nursing students B.Sc and DGNM . Methods A pre experimental research design was carried out in Vinayaka Missions College of Nursing at Puducherry. The 30 sample was selected based on convenient sampling technique. The pretest was conducted by using visual analogue pain scale during menstrual cycle with dysmenorrhea. As an intervention of Erythina variegata juice was given to the same group prior to menstrual cycle on complete 5 days. Results After the collection of posttest, the collected data were analyzed by using descriptive and inferential statistics. Results shown that the ‘t’ value is 5.133 and ‘P’ value is 0.000, it’s highly significant. Conclusion The study found that Erythina variegate juice is more effective for the dysmenorrhea. Erythina Variegata, Dysmenorrhoea, Pain scale. 1087-1090 Issue-2 Volume-2 A. Rajarajeswari | Dr. G. Muthamilselvi | Dr. C. Susila