NT-I7 (Efineptakin Alfa) in Combination With Pembrolizumab in Participants With Advanced Solid Tumors (KEYNOTE A60)
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ClinicalTrials.gov Identifier: NCT04332653 |
Recruitment Status :
Recruiting
First Posted : April 3, 2020
Last Update Posted : July 15, 2022
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The main purposes of Phase 1b of this study are to determine the following in participants with advanced solid tumors:
- Safety and tolerability of NT-I7 in combination with pembrolizumab
- Maximum Tolerated Dose (MTD) and/or the Recommended Phase 2 Dose (RP2D)
The main purpose of Phase 2a of this study is to assess the preliminary anti-tumor activity of NT-I7 in combination with pembrolizumab in participants with checkpoint inhibitor (CPI) treated and naïve relapsed and refractory (R/R) tumors.
The main purpose of the Biomarker Cohort is to assess a potential correlation between tumor infiltrating lymphocytes (TILs) and clinical benefits in participants with CPI-naïve R/R ovarian cancer (OC).
Condition or disease | Intervention/treatment | Phase |
---|---|---|
Any Advanced Solid Tumors Triple Negative Breast Cancer Non Small Cell Lung Cancer Small Cell Lung Cancer Microsatellite Stable Colorectal Cancer Pancreatic Cancer Ovarian Cancer | Drug: NT-I7 Drug: Pembrolizumab | Phase 1 Phase 2 |
This is a multicenter, open-label Phase 1b/2a study of NT-I7 in combination with pembrolizumab. The study consists of a dose escalation phase (Phase 1b) followed by a dose expansion phase (Phase 2a) and a Biomarker Cohort.
The Phase 1b is designed to assess the safety and tolerability, including determination of the Maximum Tolerated Dose (MTD) and/or the Recommended Phase 2 Dose (RP2D) of NT-I7.
The main purpose of Phase 2a of this study is to assess the preliminary antitumor activity of NT-I7 in combination with pembrolizumab in participants with relapsed/refractory
- checkpoint inhibitor (CPI)-treated Triple Negative Breast Cancer (TNBC), Non-small Cell Lung Cancer (NSCLC), and Small Cell Lung Cancer (SCLC)
- checkpoint inhibitor (CPI)-naïve Microsatellite Stable Colorectal Cancer (MSS-CRC), and Pancreatic Cancer (PC) The Biomarker Cohort is designed to assess the correlation between tumor infiltrating lymphocytes (TILs) and clinical benefits of NT-I7 in combination with pembrolizumab in participants with CPI naïve R/R Ovarian Cancer (OC).
Study Type : | Interventional (Clinical Trial) |
Estimated Enrollment : | 238 participants |
Allocation: | Non-Randomized |
Intervention Model: | Sequential Assignment |
Masking: | None (Open Label) |
Primary Purpose: | Treatment |
Official Title: | An Open-label Phase 1b/2a Study of NT-I7 (Efineptakin Alfa) in Combination With Pembrolizumab in Subjects With Relapsed/Refractory Advanced Solid Tumors |
Actual Study Start Date : | June 10, 2020 |
Estimated Primary Completion Date : | May 20, 2024 |
Estimated Study Completion Date : | May 20, 2024 |

Arm | Intervention/treatment |
---|---|
Experimental: Phase 1b: NT-I7 Dose Escalation
NT-I7 will be administered on Day 1 of alternate 21 day cycles (Cycle 1, 3, 5 etc.). Dosage will increase until the maximum tolerated dose (MTD) and/or the recommended phase 2 (RP2D) dose is reached. Pembrolizumab will be administered on Day 1 of every 21 day cycle. |
Drug: NT-I7
Administered by intramuscular (IM) injection
Other Names:
Drug: Pembrolizumab Administered by intravenous (IV) injection |
Experimental: Phase 2a: CPI Treated Triple Negative Breast Cancer
Participants with checkpoint inhibitor (CPI) treated relapsed or refractory triple negative breast cancer (TNBC). Participants will receive the recommended phase 2 dose (RP2D) identified during Phase 1b. Pembrolizumab will be administered on Day 1 of every 21 day cycle. |
Drug: NT-I7
Administered by intramuscular (IM) injection
Other Names:
Drug: Pembrolizumab Administered by intravenous (IV) injection |
Experimental: Phase 2a: CPI Treated Non-small Cell Lung Cancer
Participants with checkpoint inhibitor (CPI) treated relapsed or refractory non-small cell lung cancer (NSCLC). Participants will receive the recommended phase 2 dose (RP2D) identified during Phase 1b. Pembrolizumab will be administered on Day 1 of every 21 day cycle. |
Drug: NT-I7
Administered by intramuscular (IM) injection
Other Names:
Drug: Pembrolizumab Administered by intravenous (IV) injection |
Experimental: Phase 2a: CPI Treated Small Cell Lung Cancer
Participants with checkpoint inhibitor (CPI) treated relapsed or refractory small cell lung cancer (SCLC). Participants will receive the recommended phase 2 dose (RP2D) identified during Phase 1b. Pembrolizumab will be administered on Day 1 of every 21 day cycle. |
Drug: NT-I7
Administered by intramuscular (IM) injection
Other Names:
Drug: Pembrolizumab Administered by intravenous (IV) injection |
Experimental: Phase 2a: CPI Naïve Microsatellite Stable Colorectal Cancer
Participants with checkpoint inhibitor (CPI) naïve relapsed or refractory microsatellite stable colorectal cancer (MSS-CRC). Participants will receive the recommended phase 2 dose (RP2D) identified during Phase 1b. Pembrolizumab will be administered on Day 1 of every 21 day cycle. |
Drug: NT-I7
Administered by intramuscular (IM) injection
Other Names:
Drug: Pembrolizumab Administered by intravenous (IV) injection |
Experimental: Phase 2a: CPI Naïve Pancreatic Cancer
Participants with checkpoint inhibitor (CPI) naïve relapsed or refractory pancreatic cancer (PC). Participants will receive the recommended phase 2 dose (RP2D) identified during Phase 1b. Pembrolizumab will be administered on Day 1 of every 21 day cycle. |
Drug: NT-I7
Administered by intramuscular (IM) injection
Other Names:
Drug: Pembrolizumab Administered by intravenous (IV) injection |
Experimental: Phase 2a: CPI Naïve Microsatellite Stable Colorectal Cancer, Expansion Cohort
Participants with checkpoint inhibitor (CPI) naïve relapsed or refractory microsatellite stable colorectal cancer (MSS-CRC). Participants will receive 1200 µg/kg of NT-I7 and and a fixed dose of 200 mg of pemprolizumab. Pembrolizumab will be administered on Day 1 of every 21 day cycle. |
Drug: NT-I7
Administered by intramuscular (IM) injection
Other Names:
Drug: Pembrolizumab Administered by intravenous (IV) injection |
Experimental: Phase 2a: CPI Naïve Pancreatic Cancer, Expansion Cohort
Participants with checkpoint inhibitor (CPI) naïve relapsed or refractory pancreatic cancer (PC).Participants will receive 1200 µg/kg of NT-I7 and a fixed dose of 200 mg of pemprolizumab. Pembrolizumab will be administered on Day 1 of every 21 day cycle. |
Drug: NT-I7
Administered by intramuscular (IM) injection
Other Names:
Drug: Pembrolizumab Administered by intravenous (IV) injection |
Experimental: Biomarker Cohort: CPI Naïve Ovarian Cancer
Participants with checkpoint inhibitor (CPI) naïve relapsed or refractory ovarian cancer (OC). Participants will receive a starting dose of 960 µg/kg of NT-I7 and a fixed dose of 200 mg of pemprolizumab. Pembrolizumab will be administered on Day 1 of every 21 day cycle. |
Drug: NT-I7
Administered by intramuscular (IM) injection
Other Names:
Drug: Pembrolizumab Administered by intravenous (IV) injection |
- Phase 1b: Safety and Tolerability of NT-I7 in Combination With Pembrolizumab to Determine the Maximum Tolerated Dose (MTD) and/or the Recommended Phase 2 Dose (RP2D) of NT-I7 [ Time Frame: Up to 2 years ]
- Incidence, nature and severity of Adverse Events (AEs) graded according to NCI Common Terminology Criteria for Adverse Events (NCI CTCAE) v5.0
- Incidence and nature of Dose-Limiting Toxicities (DLTs)
- Phase 1b: Safety and Tolerability of NT-I7 in Combination With Pembrolizumab to Determine the Maximum Tolerated Dose (MTD) and/or the Recommended Phase 2 Dose (RP2D) of NT-I7 [ Time Frame: Up to 2 years ]Statistical correlation of dose levels with safety and efficacy parameters.
- Phase 2a: Preliminary Assessment of the Objective Response Rate (ORR) of NT-I7 in Combination with Pembrolizumab [ Time Frame: Up to 2 years ]
- Biomarker Cohort: Number of Tumor-Infiltrating Lymphocytes (TILs) [ Time Frame: Up to 2 years ]
- Biomarker Cohort: Distribution of Tumor-Infiltrating Lymphocytes (TILs) [ Time Frame: Up to 2 years ]TILs in tumor biopsy samples will be identified using a multi-spectral Immunofluorescence (IF) assay.
- Biomarker Cohort: Phenotype of Tumor-Infiltrating Lymphocytes (TILs) [ Time Frame: Up to 2 years ]TILs in tumor biopsy samples will be identified using a multi-spectral Immunofluorescence (IF) assay.
- Duration of Objective Response (DOR) [ Time Frame: Up to 2 years ]
- Disease Control Rate (DCR) [ Time Frame: Up to 2 years ]
- Progression Free Survival (PFS) [ Time Frame: Up to 2 years ]
- Overall Survival (OS) [ Time Frame: Up to 2 years ]
- Number of Participants Who Experience an Increase in Anti-Drug Antibodies (ADAs) to NT-I7 [ Time Frame: Up to 2 years ]
- Biomarker Cohort: Objective Response Rate (ORR) [ Time Frame: Up to 2 years ]
- Incidence, Nature, and Severity of Adverse Events (AEs) graded according to National Cancer Institute Common Terminologies Criteria for Adverse Events (NCI CTCAE) v5.0 [ Time Frame: Up to 2 years ]

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Ages Eligible for Study: | 18 Years and older (Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | No |
Inclusion Criteria:
(Participants must meet all the following to be eligible)
- Participants with histologically or cytologically confirmed advanced or metastatic solid tumors.
- Have measurable disease per RECIST v1.1.
- Participants enrolling in the Phase 1b, Arms I, IV, IVa, V, and Va of the Phase 2a, and the Biomarker Cohort OC must have biopsiable disease.
- Female participants who are either postmenopausal for at least 1 year, are surgically sterile for at least 6 weeks; female participants of childbearing potential must agree to remain abstinent (refrain from heterosexual intercourse) or to use dual methods of contraception for the duration of study treatment and for 120 days after the last dose of study treatment (pembrolizumab and/or NT-I7).
- Non-sterile male participants who are sexually active with female partners of childbearing potential must agree to remain abstinent (refrain from heterosexual intercourse) or to use highly effective method(s) of contraception for the duration of study treatment and for 120 days after the last dose of study treatment (pembrolizumab and/or NT-I7).
- Meet the requirements for the intended stages and arms (disease specific inclusion criteria), as follows:
Applicable to the Dose escalation phase (Phase 1b) only: (Biopsy Arm)
- Relapsed/refractory advanced solid tumors.
Applicable to the Dose expansion phase (Phase 2a) only:
Anti-PD-1/anti-PD-L1 refractory criteria for CPI-treated TNBC, NSCLC, and SCLC
- Has received at least 2 doses of an approved anti-PD-1/anti-PD-L1 monoclonal antibody (mAb).
- Has demonstrated disease progression after anti-PD-1/anti-PD-L1.
Specific to Arm I: CPI-treated R/R TNBC (Biopsy Arm)
- Histopathologic or cytologic documented TNBC.
- Received one or more prior therapies for TNBC in the advanced or metastatic setting, and prior treatment (for advanced, metastatic or (neo) adjuvant).
Specific to Arm II: CPI-treated R/R NSCLC
- Had prior treatment with CPI. Participants with estimated glomerular filtration rate (EGFR), BRAF, or c-ros oncogene 1(ROS1) mutations or anaplastic lymphoma kinase (ALK) translocations are required to have received prior therapy with the appropriate tyrosine kinase inhibitor (TKI).
Specific to Arm III: CPI-treated R/R SCLC
- Recurrent extensive-stage SCLC; Received prior CPI therapy.
Specific to Arm IV and IVa: CPI-naïve R/R MSS-CRC (Biopsy Arm)
- MSS-CRC (categorized as MSS by immunohistochemistry(IHC) or polymerase chain reaction (PCR).
- Previously treated with standard therapies, which must include fluoropyrimidine, oxaliplatin, and irinotecan; participants treated with CPI are not eligible.
Specific to Arm V and Va: CPI-naïve R/R Pancreatic Cancer (Biopsy Arm)
- Have documented radiographic progression to or documented in tolerance of first line systemic chemotherapy which included either gemcitabine or Fluorouracil (5-FU)-based regimen (including capecitabine); participants treated previously with CPI are not eligible.
Specific to Biomarker Cohort: CPI-naïve R/R Ovarian Cancer
- Up to 5 prior lines of treatment, including platinum-based treatment(s); participants treated previously with CPIs are not eligible.
- Willing to provide pre- and on-treatment tumor biopsies.
Exclusion Criteria:
- Pregnant, lactating or breastfeeding.
- Receiving chemotherapy or any anti-cancer therapy (approved or investigational) with half-life <1 week within 30 days or 5 half-lives.
- Has known active central nervous system (CNS) metastases and/or carcinomatous meningitis. Participants with previously treated brain metastases may participate if stable.
- Participants who have received treatment with systemic immunosuppressive medications.
- Has a history of non-infectious pneumonitis that required steroids or current pneumonitis.
- Has had an allogenic tissue/solid organ transplant or bone marrow transplant.
- Has received prior therapy with an anti-PD-1, anti-PD-L1, or anti-PD-L2 agent or with an agent directed to another stimulatory or co-inhibitory T-cell receptor (e.g., CTLA-4, OX-40, CD137) and was discontinued from that treatment due to a Grade 3 or higher Immune related adverse event (irAE).

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT04332653
Contact: NIT Medical Director | 301-250-4926 | NIT110@neoimmunetech.com |
United States, Florida | |
Moffit Cancer Center | Recruiting |
Tampa, Florida, United States, 33612 | |
Contact: Dr. Kim Richard 813-745-1432 richard.kim@moffitt.org | |
United States, Michigan | |
Barbara Ann Karmanos Cancer Institute | Recruiting |
Detroit, Michigan, United States, 48201 | |
Contact: Dr. Hirva Mamdani 313-576-8711 mamdanih@karmanos.org | |
United States, Missouri | |
Washington University School of Medicine in St. Louis | Recruiting |
Saint Louis, Missouri, United States, 63110 | |
Contact: Dr. Daniel Morgensztern 314-362-5817 danielmorgensztern@wustl.edu | |
United States, North Carolina | |
Duke University Medical Center | Recruiting |
Durham, North Carolina, United States, 27710 | |
Contact: Dr. Christopher Hoimes 919-681-8602 christopher.hoimes@duke.edu | |
United States, Pennsylvania | |
Fox Chase Cancer Center | Recruiting |
Philadelphia, Pennsylvania, United States, 19111 | |
Contact: Dr. Anthony Olszanskiy 215-214-1676 anthony.olszanski@fccc.edu | |
United States, Tennessee | |
Sarah Cannon Research Institute | Recruiting |
Nashville, Tennessee, United States, 37211 | |
Contact: Dr. Johanna Bendell 615-329-6834 jbendell@tnonc.com | |
United States, Texas | |
Mary Crowley Cancer Research | Active, not recruiting |
Dallas, Texas, United States, 75230 | |
MD Anderson Cancer Center | Recruiting |
Houston, Texas, United States, 77030 | |
Contact: Dr. Naing 713-563-1930 anaing@mdanderson.org |
Responsible Party: | NeoImmuneTech |
ClinicalTrials.gov Identifier: | NCT04332653 |
Other Study ID Numbers: |
NIT-110 (KEYNOTE PNA60) |
First Posted: | April 3, 2020 Key Record Dates |
Last Update Posted: | July 15, 2022 |
Last Verified: | July 2022 |
Individual Participant Data (IPD) Sharing Statement: | |
Plan to Share IPD: | No |
Studies a U.S. FDA-regulated Drug Product: | Yes |
Studies a U.S. FDA-regulated Device Product: | No |
NT-I7 (Efineptakin alfa) Solid Tumor Pembrolizumab Neoplasms Lung Breast Pancreas Colorectal |
Non-small Cell Lung Small Cell Lung Thoracic Neoplasms Interleukin 7 Carcinoma Cancer Programmed cell death protein (PD-1) Ovarian |
Lung Neoplasms Small Cell Lung Carcinoma Triple Negative Breast Neoplasms Neoplasms Respiratory Tract Neoplasms Thoracic Neoplasms Neoplasms by Site Lung Diseases Respiratory Tract Diseases |
Carcinoma, Bronchogenic Bronchial Neoplasms Breast Neoplasms Breast Diseases Skin Diseases Pembrolizumab Antineoplastic Agents, Immunological Antineoplastic Agents |