RecruitingPhase 2Drug trialPh II Intraperitoneal Paclitaxel + System Therapy in GI Ca w/Peritoneal Carcinomatosis (STOPGAP-B)This is a phase II open-label, basket clinical trial to assess the feasibility of systemic and Intraperitoneal chemotherapy in subjects with Gastrointestinal Malignancies with Peritoneal Carcinomatosis. These are subjects who have a proven primary carcinoma of the digestive tract..