Overview Fentanyl Transdermal Matrix Patch ZR-02-01 to Treat Moderate to Severe Cancer Pain Status: Terminated Trial end date: 2007-07-01 Target enrollment: Participant gender: Summary The purpose of this study is to evaluate the safety of the matrix fentanyl patch ZR-02-01 in providing relief of cancer pain. Phase: Phase 3 Details Lead Sponsor: ZARS Pharma Inc.Treatments: Fentanyl