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ClinicalTrials.gov public records Last synced Oct 25, 2026, 11:47 PM EDT

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Showing 1–24 of 74 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: ALT803 Clear all
Recruiting Phase 2 Interventional

IL-15 Superagonist With or Without Vaccine in Biochemically Recurrent Prostate Cancer After Previous Stereotactic Body Radiation Therapy

NCT07686380
View directory record Official record
Conditions
Recurrent Prostate Cancer, Prostate Cancer
Interventions
N-803, ETBX-71 Vaccine, 18F-DCFPyL
Drug · Radiation
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 120 Years · Male only
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 6, 2026 · Synced Oct 25, 2026, 11:47 PM EDT
Active, not recruiting Phase 2 Interventional

QUILT-3.055: A Study of Combination Immunotherapies in Patients Who Have Previously Received Treatment With Immune Checkpoint Inhibitors

NCT03228667
View directory record Official record
Conditions
Non-Small Cell Lung Cancer, Small Cell Lung Cancer, Urothelial Carcinoma, Head and Neck Squamous Cell Carcinoma, Merkel Cell Carcinoma, Melanoma, Renal Cell Carcinoma, Gastric Cancer, Cervical Cancer, Hepatocellular Carcinoma, Microsatellite Instability, Mismatch Repair Deficiency, Colorectal Cancer
Interventions
N-803 + Pembrolizumab, N-803 + Nivolumab, N-803 + Atezolizumab, N-803 + Avelumab, N-803 + Durvalumab, N-803 + Pembrolizumab + PD-L1 t-haNK, N-803 + Nivolumab + PD-L1 t-haNK, N-803 + Atezolizumab + PD-L1 t-haNK, N-803 + Avelumab + PD-L1 t-haNK, N-803 + Durvalumab + PD-L1 t-haNK, N-803 + Docetaxel + Pembrolizumab, N-803 + Docetaxel + Nivolumab
Drug
Lead sponsor
ImmunityBio, Inc.
Industry
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2030
U.S. locations
35
States / cities
Anchorage, Alaska • Hot Springs, Arkansas • El Segundo, California + 31 more
Source: ClinicalTrials.gov public record
Updated Jan 14, 2026 · Synced Oct 25, 2026, 11:47 PM EDT
Completed Phase 1Phase 2 Interventional Results available

IL-15 Super Agonist ALT-803 to Treat Relapse Of Hematologic Malignancy After Allogeneic SCT

NCT01885897
View directory record Official record
Conditions
Acute Myelogenous Leukemia (AML), Acute Lymphoblastic Leukemia (ALL), Myelodysplastic Syndromes (MDS), Lymphoma, Myeloma, Chronic Lymphocytic Leukemia (CLL), Chronic Myelogenous Leukemia (CML)
Interventions
ALT-803
Biological
Lead sponsor
Masonic Cancer Center, University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2020
U.S. locations
3
States / cities
Minneapolis, Minnesota • St Louis, Missouri • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 12, 2020 · Synced Oct 25, 2026, 11:47 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

QUILT-3.033: Haplo NK With SQ ALT-803 for Adults With Relapsed or Refractory AML

NCT03050216
View directory record Official record
Conditions
Acute Myeloid Leukemia
Interventions
ALT-803
Biological
Lead sponsor
Masonic Cancer Center, University of Minnesota
Other
Eligibility
18 Years to 70 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 18, 2023 · Synced Oct 25, 2026, 11:47 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Anti-PD-L1/TGF-beta Trap (M7824) Alone and in Combination With TriAd Vaccine and N-803 for Resectable Head and Neck Squamous Cell Carcinoma Not Associated With Human Papillomavirus Infection

NCT04247282
View directory record Official record
Conditions
Head and Neck Cancer, Head and Neck Neoplasms
Interventions
M7824, N803, TriAd vaccine
Drug · Biological
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 16, 2025 · Synced Oct 25, 2026, 11:47 PM EDT
Terminated Phase 1Phase 2 Interventional Results available

Cytokine-induced Memory-like NK Cells in Patients With Acute Myeloid Leukemia (AML) or Myelodysplastic Syndrome (MDS)

NCT01898793
View directory record Official record
Conditions
Leukemia, Myeloid, Acute
Interventions
Fludarabine, Cyclophosphamide, Leukapheresis, Cytokine-induced killer cells, IL-2, ALT-803, Peripheral blood for correlative studies, Bone marrow for correlative studies
Drug · Procedure · Biological
Lead sponsor
Washington University School of Medicine
Other
Eligibility
2 Years and older
Enrollment
89 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2022
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 17, 2024 · Synced Oct 25, 2026, 11:47 PM EDT
Withdrawn Phase 1Phase 2 Interventional

QUILT-3.072: NANT Hepatocellular Carcinoma (HCC) Vaccine

NCT03563170
View directory record Official record
Conditions
Hepatocellular Carcinoma Non-resectable, Hepatocellular Carcinoma Recurrent
Interventions
ETBX-011, GI-4000, haNK for infusion, avelumab, Capecitabine, Cyclophosphamide, 5-Fluorouracil, Leucovorin, nab-Paclitaxel, Sorafenib, SBRT, Aldoxorubicin hydrochloride, ETBX-051, ETBX-061, GI-6207, GI-6301, Cetuximab, N-803
Biological · Drug · Procedure
Lead sponsor
ImmunityBio, Inc.
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
El Segundo, California
Source: ClinicalTrials.gov public record
Updated Mar 18, 2021 · Synced Oct 25, 2026, 11:47 PM EDT
Completed Phase 1 Interventional

Phase I Trial of Universal Donor NK Cell Therapy in Combination With ALT803

NCT02890758
View directory record Official record
Conditions
Acute Myeloid Leukemia, Myelodysplastic Syndrome, Acute Lymphoblastic Leukemia, Chronic Myeloid Leukemia, Chronic Lymphocytic Leukemia, Non Hodgkin Lymphoma, Hodgkin Lymphoma, Myeloproliferative Syndromes, Plasma Cell Myeloma, Colon Carcinoma, Adenocarcinoma of Rectum, Soft Tissue Sarcoma, Ewing's Sarcoma, Rhabdomyosarcoma
Interventions
Natural Killer (NK) Cells, ALT803
Biological
Lead sponsor
Brenda Cooper, MD
Other
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 21, 2023 · Synced Oct 25, 2026, 11:47 PM EDT
Active, not recruiting No phase listed Observational

Follow up of Intravesical N-803 Plus BCG in BCG-Naive Non-Muscle Invasive Bladder Cancer (NMIBC)

NCT05981131
View directory record Official record
Conditions
Non Muscle Invasive Bladder Cancer
Interventions
N803 plus Bacillus Calmette-Guerin (BCG)
Drug
Lead sponsor
ImmunityBio, Inc.
Industry
Eligibility
Not listed
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2033
U.S. locations
1
States / cities
Honolulu, Hawaii
Source: ClinicalTrials.gov public record
Updated Apr 29, 2026 · Synced Oct 25, 2026, 11:47 PM EDT
Recruiting Phase 2 Interventional

Pembrolizumab + N-803 Alone or in Combination With PD-L1 t-haNK Cells for Resectable Head and Neck Squamous Cell Carcinoma

NCT06161545
View directory record Official record
Conditions
Stage II Squamous Cell Carcinoma of the Head and Neck, Stage III Squamous Cell Carcinoma of the Head and Neck, Stage IV Squamous Cell Carcinoma of the Head and Neck
Interventions
PD-L1 t-haNK cells, pembrolizumab, N-803
Biological · Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 120 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 18, 2026 · Synced Oct 25, 2026, 11:47 PM EDT
Recruiting Phase 1Phase 2 Interventional

Pembrolizumab, Lenvatinib and IL-15 Superagonist N-803 in Combination With HER2 Targeting Autologous Dendritic Cell (AdHER2DC) Vaccine in Participants With Advanced or Metastatic Endometrial Cancer

NCT06253494
View directory record Official record
Conditions
Endometrial Cancer, Cancer of Endometrium, Carcinoma of Endometrium, Endometrial Carcinoma
Interventions
AdHER2DC vaccine, Pembrolizumab, N-803, Lenvatinib, PATHWAY HER2 (4B5) assay
Biological · Drug · Device
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 120 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 16, 2026 · Synced Oct 25, 2026, 11:47 PM EDT
Terminated Phase 1Phase 2 Interventional Results available

QUILT-3.070:Pancreatic Cancer Vaccine: Subjects With Pancreatic Cancer Who Have Progressed on or After Standard-of-care Therapy

NCT03387098
View directory record Official record
Conditions
Pancreatic Cancer
Interventions
Aldoxorubicin HCl, ALT-803, ETBX-011, GI-4000, haNK for infusion, avelumab, bevacizumab, Capecitabine, Cyclophosphamide, Fluorouracil, Leucovorin, nab-Paclitaxel, lovaza, Oxaliplatin, SBRT
Drug · Biological · Procedure
Lead sponsor
ImmunityBio, Inc.
Industry
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
El Segundo, California
Source: ClinicalTrials.gov public record
Updated May 22, 2024 · Synced Oct 25, 2026, 11:47 PM EDT
Active, not recruiting Phase 2Phase 3 Interventional

QUILT-3.032: A Multicenter Clinical Trial of Intravesical Bacillus Calmette-Guerin (BCG) in Combination With ALT-803 (N-803) in Patients With BCG Unresponsive High Grade Non-Muscle Invasive Bladder Cancer

NCT03022825
View directory record Official record
Conditions
Bladder Cancer
Interventions
N-803 and BCG, N-803
Drug
Lead sponsor
ImmunityBio, Inc.
Industry
Eligibility
18 Years and older
Enrollment
190 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2029
U.S. locations
28
States / cities
Anchorage, Alaska • Little Rock, Arkansas • Los Angeles, California + 25 more
Source: ClinicalTrials.gov public record
Updated Oct 16, 2025 · Synced Oct 25, 2026, 11:47 PM EDT
Withdrawn Phase 1Phase 2 Interventional

N-803 Combined With the Broadly Neutralizing Antibodies Plus or Minus haNK Cells for HIV

NCT04144335
View directory record Official record
Conditions
Hiv, HIV/AIDS, HIV Infections, AIDS, AIDS and Infections, Aids/Hiv Problem
Interventions
N-803 and bNAbs, haNK™ Cells
Biological
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
3
States / cities
San Francisco, California • Boston, Massachusetts • Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 22, 2020 · Synced Oct 25, 2026, 11:47 PM EDT
Completed Phase 1 Interventional

CIML NK Cell in Head & Neck Cancer

NCT04290546
View directory record Official record
Conditions
Squamous Cell Carcinoma of the Head and Neck, Recurrent Head and Neck Squamous Cell Carcinoma
Interventions
Interleukin-15 Superagonist (N-803), CIML NK cell Infusion, Ipilimumab, Cetuximab
Drug · Biological
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 30, 2026 · Synced Oct 25, 2026, 11:47 PM EDT
Active, not recruiting Phase 1Phase 2 Interventional

A Study of Intravesical BCG in Combination With ALT-803 in Patients With Non-Muscle Invasive Bladder Cancer

NCT02138734
View directory record Official record
Conditions
Non-muscle Invasive Bladder Cancer
Interventions
BCG (50mg/instillation) + N-803 (400 μg/instillation), BCG (50mg/instillation)
Biological
Lead sponsor
ImmunityBio, Inc.
Industry
Eligibility
18 Years and older
Enrollment
369 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2039
U.S. locations
72
States / cities
Birmingham, Alabama • Anchorage, Alaska • Phoenix, Arizona + 60 more
Source: ClinicalTrials.gov public record
Updated Mar 31, 2026 · Synced Oct 25, 2026, 11:47 PM EDT
Available No phase listed Expanded access

Expanded Access Use of Nogapendekin-alfa Inbakicept in the Reversal and Maintenance of Absolute Lymphocyte Count (ALC) for the Treatment of Lymphopenia Induced by Chemotherapy, Immunotherapy, and/or Radiation Therapy

NCT06956547
View directory record Official record
Conditions
Lymphopenia
Interventions
nogapendekin-alfa inbakicept
Drug
Lead sponsor
ImmunityBio, Inc.
Industry
Eligibility
18 Years and older
U.S. locations
1
States / cities
El Segundo, California
Source: ClinicalTrials.gov public record
Updated Oct 14, 2025 · Synced Oct 25, 2026, 11:47 PM EDT
Completed Phase 1 Interventional

Proof of Principle Study of Pulse Dosing of IL-15 to Deplete the Reservoir in HIV Infected People

NCT02191098
View directory record Official record
Conditions
HIV, Stable ART
Interventions
ALT-803
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 99 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 24, 2026 · Synced Oct 25, 2026, 11:47 PM EDT
Recruiting Phase 2 Interventional

A Study to Assess Anktiva in Patients With Long Covid-19.

NCT07108036
View directory record Official record
Conditions
Long COVID
Interventions
N-803 (IL-15 Superagonist)
Drug
Lead sponsor
ImmunityBio, Inc.
Industry
Eligibility
18 Years to 70 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced Oct 25, 2026, 11:47 PM EDT
Not yet recruiting Phase 1 Interventional

N-803 in Combination With Pembrolizumab and Enfortumab Vedotin for Treatment of Urothelial Cancer

NCT07217496
View directory record Official record
Conditions
Metastatic Urothelial Carcinoma, Urothelial Carcinoma, Locally Advanced Urothelial Carcinoma, Urothelial Cancer, Bladder Cancer
Interventions
Nogapendekin Alfa Inbakicept (NAI), enfortumab vedotin (EV), Pembrolizumab
Drug
Lead sponsor
ImmunityBio, Inc.
Industry
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2032
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Sep 24, 2026 · Synced Oct 25, 2026, 11:47 PM EDT
Terminated Phase 2 Interventional Results available

QUILT-3.063: A Study of N-803, haNK and Avelumab in Patients With Merkel Cell Carcinoma That Has Progressed After Checkpoint Therapy

NCT03853317
View directory record Official record
Conditions
Merkel Cell Carcinoma
Interventions
Avelumab, N-803, haNK™
Biological
Lead sponsor
ImmunityBio, Inc.
Industry
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
5
States / cities
San Francisco, California • Miami, Florida • St Louis, Missouri + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 9, 2024 · Synced Oct 25, 2026, 11:47 PM EDT
Terminated Phase 1Phase 2 Interventional Results available

QUILT 3.071: NANT Colorectal Cancer (CRC) Vaccine

NCT03563157
View directory record Official record
Conditions
Colorectal Cancer Metastatic, mCRC
Interventions
Aldoxorubicin Hydrochloride, ALT-803, ETBX-011, ETBX-021, ETBX-051, ETBX-061, GI-4000, GI-6207, GI-6301, haNK, Avelumab, Capecitabine, Cetuximab, Cyclophosphamide, 5-Fluorouracil, Leucovorin, Nab-paclitaxel, Oxaliplatin, Regorafenib, SBRT
Biological · Drug · Procedure
Lead sponsor
ImmunityBio, Inc.
Industry
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
El Segundo, California
Source: ClinicalTrials.gov public record
Updated Dec 11, 2024 · Synced Oct 25, 2026, 11:47 PM EDT
Withdrawn Phase 2 Interventional

QUILT-2.024: Phase 2 Neoadjuvant, Consolidation, and Adjuvant Combination NANT Immunotherapy Versus Standard of Care in Subjects With Resectable Non-small Cell Lung Cancer

NCT03574649
View directory record Official record
Conditions
Non Small Cell Lung Cancer
Interventions
Nab-paclitaxel, Cisplatin, 5Fluorouracil, Cyclophosphamide, ETBX-011, ETBX-051, ETBX-061, GI-4000, GI-6301, Aldoxorubicin, Avelumab, ALT-803, haNK, Docetaxel, carboplatin
Drug · Biological
Lead sponsor
ImmunityBio, Inc.
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
El Segundo, California
Source: ClinicalTrials.gov public record
Updated Feb 21, 2025 · Synced Oct 25, 2026, 11:47 PM EDT
Completed Phase 2 Interventional Results available

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

NCT03054909
View directory record Official record
Conditions
FIGO Stage III and IV Ovarian Cancer, FIGO Stage III and IV Fallopian Tube Cancer, FIGO Stage III Primary Peritoneal Cancer
Interventions
ALT-803 Subcutaneous, ALT-803 Intraperitoneal
Biological
Lead sponsor
Masonic Cancer Center, University of Minnesota
Other
Eligibility
18 Years and older · Female only
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 13, 2023 · Synced Oct 25, 2026, 11:47 PM EDT