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Completed

NCT Number: NCT03054909

IP ALT-803 Followed by SQ ALT-803 for Ovarian Cancer

This is a single center, randomized phase II study of an IL-15Rα-Fc super-agonist complex (ALT-803) given as maintenance therapy after the completion of 1st line IV/IP chemotherapy for the treatment of advanced ovarian, fallopian tube, and primary peritoneal cancer.

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Key information

Age range

18 year and older

Sex eligibility

Female

Study type

Interventional

Phase

Phase 2

Primary location

Masonic Cancer Center, University of Minnesota

Minneapolis, Minnesota, 55455, United States

About this study

In this study all patients receive four 8 week cycles of ALT-803 consisting of 4 weekly doses followed by a 4 week rest (no treatment). As it is not known how intraperitoneal (IP) administration (a route of drug administration frequently used for gynecologic cancers) of ALT-803 compares to subcutaneous (SQ) administration, both routes of administration will be tested. The primary objective of this trial is to select one method of delivery for further testing.

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Diagnosis of FIGO stage III or grade IV epithelial ovarian, fallopian tube or primary peritoneal carcinoma, has received at least 3 cycles of first line IV/IP cisplatin and paclitaxel chemotherapy and has stable disease or better - refer to Appendix II for FIGO staging system (Note: to be eligible for this study, the patient must receive a minimum of 3 cycles of IP therapy; however, patients may continue on IV only 1st line therapy for additional cycles as long as inclusion criteria 4.1.2 is met)
  • Able to begin study therapy within 3 months of final dose of first line chemotherapy
  • Functioning intraperitoneal catheter
  • ≥ 18 years of age
  • GOG performance status ≤ 2 (Appendix II)
  • Adequate organ function within 14 days of enrollment defined as:
  • Hematology: hemoglobin ≥ 8 g/dl, absolute neutrophil count (ANC) ≥ 1500/ul, platelets ≥ 50 x 109/L
  • Creatinine: ≤ 2.0 mg/dL
  • Hepatic: SGOT and SGPT ≤ 3 x upper limit of institutional normal (ULN)
  • Ability to be off prednisone and other immunosuppressive drugs for at least 3 days prior to and while receiving ALT-803
  • Voluntary written consent prior to the performance of any research related procedures

Exclusion criteria

  • Received any investigational agent within the 14 days before the start of ALT-803
  • Class II or greater New York Heart Association Functional Classification criteria (Appendix II) or serious cardiac arrhythmias likely to increase the risk of cardiac complications of cytokine therapy (e.g. ventricular tachycardia, frequent ventricular ectopy, or supraventricular tachyarrhythmia requiring chronic therapy)
  • Marked baseline prolongation of QT/QTc interval (e.g. demonstration of a QTc interval greater than 500 milliseconds)
  • Uncontrolled bacterial, fungal or viral infections including HIV-1/2 or active hepatitis C/B - chronic asymptomatic viral hepatitis is allowed
  • Active autoimmune disease requiring systemic immunosuppressive therapy
  • History of severe asthma and currently on chronic systemic medications (mild asthma requiring inhaled steroids only is eligible)
  • Uncontrolled hypertension: defined as ≥2 readings over 160 mmHg systolic or 110 mmHg diastolic within month prior to enrollment despite optimal anti-hypertensive medication. Patients with high readings which improve to ≤160/110 after adjustment of medications will be eligible.
  • History of pulmonary disease or abnormal pulmonary function studies
  • History of narcolepsy or any neurological condition which may impair consciousness

Treatment and study plan

ALT-803 Subcutaneous

Biological

Patient receives ALT-803 10 mcg/kg subcutaneous weekly x 4 followed by 4 weeks of no treatment before continuing with treatment courses 2, 3, and 4. Treatment courses 2, 3, and 4 are identical for all patients - ALT-803 10 mcg/kg subcutaneous weekly x 4 with a 4 week rest (4 weeks on/4 weeks off)

ALT-803 Intraperitoneal

Biological

Patient receives ALT-803 10 mcg/kg intraperitoneal weekly x 4 weeks followed by 4 weeks of no treatment before continuing with treatment courses 2, 3, and 4. Treatment courses 2, 3, and 4 are identical for all patients - ALT-803 10 mcg/kg subcutaneous weekly x 4 with a 4 week rest (4 weeks on/4 weeks off).

Primary outcomes

  1. Progression Free Survival

    Time frame: 6 months

    Incidence of Progression Free Survival after first treatment of ALT-803.

Secondary outcomes

  1. Progression Free Survival

    Time frame: 1 year

    Incidence of Progression Free Survival after first treatment of ALT-803.. Survival probability estimate.

  2. Overall Survival

    Time frame: 1 year

    Overall Survival from start of ALT-803 dosing

  3. ALT-803 Associated Toxicities

    Time frame: 1 year

    Incidence of ALT-803 associated toxicities after first treatment of ALT-803.

  4. Incidence of Recorded Toxicity Grade 3 or Greater

    Time frame: 1 year

    Grade 3 adverse events or greater will be measured. A Grade 3 adverse event is defined as severe or medically significant but not immediately life-threatening; hospitalization or prolongation of hospitalization indicated; disabling.

  5. Progression Free Survival

    Time frame: 2 years

    Incidence of Progression Free Survival after first treatment of ALT-803.. Survival probability estimate.

  6. Overall Survival

    Time frame: 2 year

    Overall Survival after first treatment of ALT-803.

Sponsors and collaborators

Lead sponsor

Masonic Cancer Center, University of Minnesota

Other

Registry information

Official study title

QUILT-2.021: Randomized Study of Single Course of Intraperitoneal (IP) ALT-803 Followed by Subcutaneous (SQ) Maintenance ALT-803 Versus Subcutaneous (SQ) Maintenance ALT-803 Only After 1st Line Chemotherapy for Advanced Ovarian, Fallopian Tube, and Primary Peritoneal Cancer

Important dates

Study start
2017
Primary completion
2022
Study completion
2022
First posted
Feb 16, 2017
Registry last updated
Oct 13, 2023

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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