Overview Fluorouracil Filtering Surgery Study (FFSS) Status: Completed Trial end date: 1988-06-01 Target enrollment: Participant gender: Summary To determine whether postoperative subconjunctival injections of 5-fluorouracil (5-FU) increase the success rate of filtering surgery in patients at high risk for failure after standard glaucoma filtering surgery. Phase: Phase 3 Details Lead Sponsor: National Eye Institute (NEI)Treatments: Fluorouracil