Overview Safety and Efficacy of PMI-150 (Intranasal Ketamine) for the Treatment of Breakthrough Pain in Cancer Patients Status: Terminated Trial end date: 2011-08-01 Target enrollment: Participant gender: Summary To assess the safety and efficacy of PMI-150 (Intranasal Ketamine) as an analgesic for the treatment of breakthrough pain in cancer patients. Phase: Phase 3 Details Lead Sponsor: Hospira, Inc.Hospira, now a wholly owned subsidiary of PfizerTreatments: Ketamine