Abstract: Background and Objective: Primary dysmenorrhea are normal menstrual pain that have been of hindrance to majority of young adult female. Previous studies involving application of high transcutaneous electrical nerve stimulation (TENS) for pain relief in primary dysmenorrhea has shown to be inconclusive. Relaxation breathing as a way to calm the mind and body has proven to significantly increase pain threshold of an individual. Objective of the study are: (1) to determine the efficacy of high TENS in combination with relaxation breathing. (2) to compare between the efficacy of high TENS and relaxation breathing with placebo TENS and relaxation breathing.