The purpose of this phase I study is to determine the safety, feasibility, maximum tolerated dose (MTD), pharmacokinetics and pharmacodynamics of Cisplatin administered as Intraoperative Hyperthermic Intraperitoneal Chemoperfusion (HIPEC) in Patients with Platinum-Sensitive Recurrent Ovarian Cancer.
This is a phase I dose escalating study designed to identify tolerable, clinically active doses of cisplatin delivered as intraoperative intraperitoneal hyperthermic chemoperfusion (HIPEC) in patients with platinum-sensitive recurrent ovarian cancer. After surgical cytoreduction, a single dose of cisplatin will be administered in 3 liters normal saline via intraperitoneal HIPEC with closed-abdomen technique for 90 minutes in the hyperthermic phase (41-43 degrees C). After completion of perfusion, the perfusate will be drained, the abdomen opened and the abdomen and pelvis irrigated with 2-3 liters normal saline to wash away any residual chemotherapeutic agent. Fascia and skin will then be closed in a standard fashion. Cisplatin infusion will be discontinued for unacceptable toxicity. The primary objective is to determine the maximum tolerated dose (MTD) of cisplatin administered as HIPEC. Secondary objectives are to determine pharmacokinetics and pharmacodynamics as well as the effect of cisplatin as HIPEC on the ability to subsequently administer 6 cycles of standard platinum-based systemic chemotherapy.
Study Type
INTERVENTIONAL
Allocation
NON_RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Enrollment
9
Classical "3+3" dose escalation study of cisplatin administered as HIPEC (60mg/m², 80mg/m² and 100mg/m²)
University Hospital
Bonn, Germany
Dose-limiting toxicity
To determine the safety and maximum tolerated dose (MTD) of cisplatin (60 mg/m², 80mg/m² and 100 mg/m²) administered as intraperitoneal hyperthermic chemoperfusion defined by the dose-limiting toxicity (DLT).
Time frame: within the first 21days after surgery
Pharmacokinetics
Blood and peritoneal concentrations of cisplatin will be measured at various time points within the first 24 hours after HIPEC. The elimination half-life and the area under the plasma concentration time curve of cisplatin will be measured. Peritoneal and systemic clearance and distribution of cisplatin will be modeled in a compartmental model.
Time frame: within 24 hours of HIPEC
Number of cycles of standard intravenous platinum-based systemic chemotherapy
Measure the effect of cisplatin as HIPEC on the ability to subsequently administer 6 cycles of standard intravenous platinum-based systemic chemotherapy.
Time frame: 3 months
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