Hyperthermic Intraperitoneal Chemotherapy With Cisplatin During Surgery or Cisplatin Before Surgery for the Treatment of Stage III or IV Ovarian, Fallopian Tube or Peritoneal Cancer

February 9, 2026 updated by: Floor Backes, MD, Ohio State University Comprehensive Cancer Center

Randomized Phase I Study Assessing the Safety and Tolerability Hyperthermic Intraperitoneal Chemotherapy (HIPEC) at Completion of Interval Cytoreductive Surgery Compared to Surgery and Chemotherapy Prior to Surgery for Patients With Stage III/IV Ovarian Cancer Undergoing Neoadjuvant Chemotherapy.

This phase I trial studies the side effects of hyperthermic intraepithelial chemotherapy with cisplatin after surgery or cisplatin before surgery in treating patients with stage III or IV ovarian, fallopian tube or peritoneal cancer receiving chemotherapy before surgery. Hyperthermic intraepithelial chemotherapy involves the infusion of heated cytotoxic chemotherapy that circulates into the abdominal cavity at the time of surgery. Chemotherapy drugs, such as cisplatin, work in different ways to stop the growth of tumor cells, either by killing the cells, by stopping them from dividing, or by stopping them from spreading. Giving hyperthermic intraepithelial chemotherapy with cisplatin after surgery or cisplatin before surgery may kill more tumor cells compared to usual care.

Study Overview

Status

Recruiting

Detailed Description

PRIMARY OBJECTIVES:

I. To evaluate the safety and tolerability of intravenous (IV) cisplatin on the day prior to interval cytoreductive surgery (CRS) to administration of hyperthermic intraepithelial chemotherapy (HIPEC) with cisplatin at the completion of interval cytoreductive surgery.

SECONDARY OBJECTIVES:

I. Feasibility of each of the treatment options. II. Treatment delays. III. Perioperative outcomes. IV. Quality of life/patient reported outcomes. V. Recurrence free survival (RFS) and overall survival (OS). VI. Changes to the gut MIcrobiome

OUTLINE:

Patients receive carboplatin IV and paclitaxel IV on day 1. Treatment repeats every 3 weeks for 3-4 cycles in the absence of disease progression or unacceptable toxicity. Within 3-4 weeks following the third or fourth neoadjuvant cycle, patients who achieve complete or partial response undergo interval debulking surgery

Patients are randomized to 1 of 2 arms.

ARM I: Patients receive cisplatin IV the day prior to interval cytoreductive surgery

ARM II: Patients undergo HIPEC and receive cisplatin IV over 90 minutes at the time of interval cytoreductive surgery

All patients undergo stool sample collection and diagnostic imaging throughout the trial.

After completion of study treatment, patients are followed up for up to 30 days.

Study Type

Interventional

Enrollment (Estimated)

45

Phase

  • Early Phase 1

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Contact

Study Locations

    • Ohio
      • Columbus, Ohio, United States, 43210
        • Recruiting
        • Ohio State University Comprehensive Cancer Center
        • Contact:
          • Floor Backes, MD
          • Phone Number: 614-209-3873
        • Principal Investigator:
          • Floor Backes, MD

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years and older (Adult, Older Adult)

Accepts Healthy Volunteers

No

Description

Inclusion Criteria:

  • Ability to understand (English-speaking), and willingness to sign a written, informed consent
  • Age > 18 years old
  • Newly diagnosed stage III or IV epithelial (serous, mucinous, or endometrioid) ovarian, fallopian tube or peritoneal cancer diagnosed by:

    • Biopsy/histology (either by interventional radiology or laparoscopy) OR
    • Cytology; If diagnosis is based on cytology the following criteria must be met:

      • Immunohistochemistry on the block from cytology to demonstrate Mullerian origin
      • Presence of pelvic mass AND CA 125 > 200kU/I AND CA125/CEA ratio > 25 at initial diagnosis
      • Omental cake or other metastases larger than 2 cm in the upper abdomen and/or regional lymph node metastasis irrespective of size (diagnosed by computed tomography [CT]/magnetic resonance imaging [MRI], ultrasound, or laparoscopy)
  • Patient planned for or currently receiving neoadjuvant chemotherapy due to the fact that optimal primary CRS was determined not to be feasible by the primary surgeon
  • Patient must be planned or scheduled to undergo interval cytoreductive surgery after cycle 3-4 of neoadjuvant surgery
  • Completion of three cycles of neoadjuvant chemotherapy (NACT) with standard therapy (carboplatin [area under the curve (AUC) 5-6] day [D]1 + paclitaxel [175 mg/m^2] D1 every 3 weeks)

    • Following 3-4 cycles of NACT partial or complete response
    • Following 3-4 cycles of NACT at least 50% decrease in CA-125 level between pre-cycle 1 and post-cycle 3/prior to surgery
  • Fit for major surgery, American Society of Anesthesiologists (ASA )1 or ASA 2
  • Eastern Cooperative Oncology Group (ECOG) performance-status score of 0-2
  • Serum creatinine < 1.4 mg/dL
  • Creatinine clearance > 60 ml/min (Cockcroft-Gault formula)
  • White blood cell count > 3.5 x 10^9 cells/L
  • Absolute neutrophil count > 1.5 kg/ul
  • Platelets > 100,000/ul
  • Total bilirubin within 1.5 x normal institutional limits
  • Aspartate aminotransferase (AST) and alanine aminotransferase (ALT) =< 2.5 x institutional upper limit of normal
  • For quality of life assessment, baseline questionnaires should be filled in before randomization

Exclusion Criteria:

  • History of breast cancer or previous malignancy within 5 years prior to inclusion, with the exception of radically excised basal cell or squamous cell skin cancer or carcinoma in situ of the cervix
  • Low grade serious carcinoma of the ovary or borderline ovarian tumors
  • History or current diagnosis of inflammatory bowel disease
  • History of allergic reactions to compounds of similar chemical or biologic composition to cisplatin, carboplatin, and paclitaxel
  • Uncontrolled intercurrent illness including, but not limited to, ongoing or active infection, symptomatic congestive heart failure, unstable angina pectoris, cardiac arrhythmia
  • Patients in whom an optimal or complete cytoreduction cannot be performed will be excluded at the time of surgery and be replaced

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Arm I (carboplatin, paclitaxel, CRS, cisplatin)

OUTLINE:

Patients receive carboplatin IV and paclitaxel IV on day 1. Treatment repeats every 3 weeks for 3-4 cycles in the absence of disease progression or unacceptable toxicity. Within 3-4 weeks following the third or fourth neoadjuvant cycle, patients who achieve complete or partial response undergo interval cytoreductive surgery (CRS)

Patients are randomized to 1 of 2 arms.

ARM II: Patients receive cisplatin IV the day prior to CRS Patients undergo stool sample collection and diagnostic imaging throughout the trial.

Given IV
Other Names:
  • Blastocarb
  • Carboplat
  • Carboplatin Hexal
  • Carboplatino
  • Carboplatinum
  • Carbosin
  • Carbosol
  • Carbotec
  • CBDCA
  • Displata
  • Ercar
  • JM-8
  • Nealorin
  • Novoplatinum
  • Paraplatin
  • Paraplatin AQ
  • Paraplatine
  • Platinwas
  • Ribocarbo
Ancillary studies
Other Names:
  • Quality of Life Assessment
Ancillary studies
Given IV
Other Names:
  • CDDP
  • Cis-diamminedichloridoplatinum
  • Cismaplat
  • Cisplatinum
  • Neoplatin
  • Platinol
  • Abiplatin
  • Blastolem
  • Briplatin
  • Cis-diammine-dichloroplatinum
  • Cis-diamminedichloro Platinum (II)
  • Cis-diamminedichloroplatinum
  • Cis-dichloroammine Platinum (II)
  • Cis-platinous Diamine Dichloride
  • Cis-platinum
  • Cis-platinum II
  • Cis-platinum II Diamine Dichloride
  • Cisplatina
  • Cisplatyl
  • Citoplatino
  • Citosin
  • Cysplatyna
  • DDP
  • Lederplatin
  • Metaplatin
  • Placis
  • Plastistil
  • Platamine
  • Platiblastin
  • Platiblastin-S
  • Platinex
  • Platinol- AQ
  • Platinol-AQ
  • Platinol-AQ VHA Plus
  • Platinoxan
  • Platinum
  • Platinum Diamminodichloride
  • Platiran
  • Platistin
  • Platosin
  • Peyrone''s Chloride
  • Peyrone''s Salt
Given IV
Other Names:
  • Taxol
  • Anzatax
  • Asotax
  • Bristaxol
  • Praxel
  • Taxol Konzentrat
Undergo CRS
Other Names:
  • Cytoreduction
Undergo diagnostic imaging
Other Names:
  • Medical Imaging
Undergo stool sample collection
Experimental: Arm II (carboplatin, paclitaxel, CRS, HIPEC, cisplatin)

OUTLINE:

Patients receive carboplatin IV and paclitaxel IV on day 1. Treatment repeats every 3 weeks for 3-4 cycles in the absence of disease progression or unacceptable toxicity. Within 3-4 weeks following the third or fourth neoadjuvant cycle, patients who achieve complete or partial response undergo interval cytoreductive surgery (CRS)

Patients are randomized to 1 of 2 arms.

ARM II: Patients undergo HIPEC and receive cisplatin IV over 90 minutes at the time of CRS Patients undergo stool sample collection and diagnostic imaging throughout the trial.

Given IV
Other Names:
  • Blastocarb
  • Carboplat
  • Carboplatin Hexal
  • Carboplatino
  • Carboplatinum
  • Carbosin
  • Carbosol
  • Carbotec
  • CBDCA
  • Displata
  • Ercar
  • JM-8
  • Nealorin
  • Novoplatinum
  • Paraplatin
  • Paraplatin AQ
  • Paraplatine
  • Platinwas
  • Ribocarbo
Ancillary studies
Other Names:
  • Quality of Life Assessment
Ancillary studies
Given IV
Other Names:
  • CDDP
  • Cis-diamminedichloridoplatinum
  • Cismaplat
  • Cisplatinum
  • Neoplatin
  • Platinol
  • Abiplatin
  • Blastolem
  • Briplatin
  • Cis-diammine-dichloroplatinum
  • Cis-diamminedichloro Platinum (II)
  • Cis-diamminedichloroplatinum
  • Cis-dichloroammine Platinum (II)
  • Cis-platinous Diamine Dichloride
  • Cis-platinum
  • Cis-platinum II
  • Cis-platinum II Diamine Dichloride
  • Cisplatina
  • Cisplatyl
  • Citoplatino
  • Citosin
  • Cysplatyna
  • DDP
  • Lederplatin
  • Metaplatin
  • Placis
  • Plastistil
  • Platamine
  • Platiblastin
  • Platiblastin-S
  • Platinex
  • Platinol- AQ
  • Platinol-AQ
  • Platinol-AQ VHA Plus
  • Platinoxan
  • Platinum
  • Platinum Diamminodichloride
  • Platiran
  • Platistin
  • Platosin
  • Peyrone''s Chloride
  • Peyrone''s Salt
Given IV
Other Names:
  • Taxol
  • Anzatax
  • Asotax
  • Bristaxol
  • Praxel
  • Taxol Konzentrat
Undergo CRS
Other Names:
  • Cytoreduction
Undergo HIPEC
Other Names:
  • HIPEC
Undergo diagnostic imaging
Other Names:
  • Medical Imaging
Undergo stool sample collection

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Incidence of chemotherapy-related adverse events
Time Frame: 30 days from perioperative treatment
Defined by Common Terminology Criteria for Adverse Events (CTCAE) version (v)5.0.
30 days from perioperative treatment

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Feasibility of chemotherapy immediately perioperatively
Time Frame: 1 Day prior to surgery and 1 day of surgery
Percentage of patients able to receive planned chemotherapy the day prior to surgery or HIPEC on day of surgery
1 Day prior to surgery and 1 day of surgery
Percentage of patients in Arm C with a treatment free interval of < 8 weeks
Time Frame: Up to 1 year
Percentage of patients in Arm C with a treatment free interval of < 8 weeks
Up to 1 year
Recurrence free survival
Time Frame: For 3-5 years after study
time between surgery and recurrence
For 3-5 years after study
Tumor response
Time Frame: Up to 1 year
tumor response evaluated per clinical standards
Up to 1 year
Quality of life (QOL) assessment EORTC QLQ-C30
Time Frame: Baseline up to 6 months post-treatment
Validated quality of life assessments
Baseline up to 6 months post-treatment
Changes to the gut microbiome
Time Frame: Within one week of re-operative appointment, cycle 1 (each cycle is 28 days) of adjuvant chemotherapy and last cycle of adjuvant chemotherapy
metagenomic whole-genome shotgun sequencing (mWGS)
Within one week of re-operative appointment, cycle 1 (each cycle is 28 days) of adjuvant chemotherapy and last cycle of adjuvant chemotherapy

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Investigators

  • Principal Investigator: Floor Backes, MD, Ohio State University Comprehensive Cancer Center

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

Helpful Links

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

June 13, 2022

Primary Completion (Estimated)

December 31, 2026

Study Completion (Estimated)

December 31, 2026

Study Registration Dates

First Submitted

April 5, 2022

First Submitted That Met QC Criteria

June 9, 2022

First Posted (Actual)

June 13, 2022

Study Record Updates

Last Update Posted (Actual)

February 11, 2026

Last Update Submitted That Met QC Criteria

February 9, 2026

Last Verified

February 1, 2026

More Information

Terms related to this study

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

NO

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

Yes

Studies a U.S. FDA-regulated device product

No

product manufactured in and exported from the U.S.

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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