OBJECTIVE: To examine the effect of electro-acupuncture (EA) application on postoperative pain levels and the amount of analgesic use in patients who underwent periodontal flap surgery. METHODS: In this prospective, randomized and controlled study, patients planned for periodontal surgery were divided into two groups [EA group ( RESULTS: The total mean score of pain felt in the EA group (16.60 ± 2.78) was found to be significantly lower than that in the control group (31.37 ± 2.78) ( CONCLUSIONS: Our study shows that electro-acupuncture application is beneficial in reducing pain after periodontal flap surgery. Overall, more research is needed to fully understand the effects of electro-acupuncture on postoperative pain.