Pre-operative Polyethylene Glycol 3350 for Minimally Invasive Urogynecologic Surgery

The purpose of this study is to evaluate if there is a difference in bother related to constipation between a pre-operative versus post-operative start of a bowel regimen for patients undergoing surgery for pelvic organ prolapse This will be a multi-institution, single-blind, randomized control trial utilizing questionnaires and chart review to evaluate effect of pre-operative bowel regimen on post-operative constipation. 1. Study team and surgeons will be blinded to group assignments, participants will not be. 2. Participants will be randomized after consent is obtained, and at least 1 week prior to planned surgery, via computer-generated blocks in a 1:1 ratio between study group (pre-operative and post-operative use) and control group (post-operative only use) of polyethylene glycol 3350 (PEG)