Two-year follow-up of an open-label multicenter study of polyacrylamide hydrogel (Bulkamid®) for female stress and stress-predominant mixed incontinence

Introduction and hypothesis Polyacrylamide hydrogel (PAHG, Bulkamid®) is a promising urethral bulking agent. This article presents the 2-year follow-up results of a multicenter study of PAHG injections for treating stress and stress-predominant mixed urinary incontinence.