Efficacy of Micronized Purified Flavonoid Fraction in the Posthemorrhoidectomy Period Trial: Open-Label Randomized Controlled Trial.

Background: Frequent early postoperative complications of hemorrhoidectomy are thrombosis and edema of mucocutaneous "bridges."

Objective: This study aimed to investigate the efficacy of micronized purified flavonoid fraction in preventing complications after elective hemorrhoidectomy.

Design: Prospective unicentral open-label randomized controlled trial.