PEG3350 vs Senna After Urogyn Surgery

The goal of this study is to evaluate whether polyethylene glycol 3350 (PEG3350) versus senna is better at relieving postoperative constipation after urogynecologic surgery. The main questions it aims to answer are: What number of patients taking PEG3350 have obstructed defecation syndrome (ODS), a form of constipation, vs those taking senna in the week after urogynecologic surgery? What patient-level and procedure-level characteristics are associated with postoperative ODS, in patients taking PEG3350 vs senna? participants will: Take their randomized medication daily for seven days after surgery Fill out an ODS questionnaire before and one week after surgery Complete a daily bowel diary for 7 days after surgery