U.S., May 5 -- ClinicalTrials.gov registry received information related to the study (NCT07565181) titled 'Effect of Zinc Oxide Ointment on Recurrent Aphthous Stomatitis' on April 22.

Brief Summary: This randomized placebo-controlled trial evaluated the effectiveness of zinc oxide ointment in the treatment of recurrent aphthous stomatitis (RAS). The study included 100 patients randomly assigned to receive either zinc oxide ointment or a placebo, applied three times daily for six days. Pain intensity was measured using a visual analogue scale (VAS), and oral health-related quality of life was assessed using OHIP-14 at baseline and on days 1, 3, and 6.

Study Start Date: June 30, 2025

Study Type: INTERVENTIONAL

Condition: Recurrent Aphtho...