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ClinicalTrials.gov public records Last synced Oct 23, 2026, 5:10 AM EDT

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Showing 1–24 of 121 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Merkel-cell Carcinoma Clear all
Recruiting Phase 1 Interventional

IFx-Hu2.0 As An Adjunctive Therapy To Pembrolizumab In Advanced Or Metastatic Merkel Cell Carcinoma (MCC)

NCT06940440
View directory record Official record
Conditions
Advanced Or Metastatic Merkel Cell Carcinoma
Interventions
IFx-Hu2.0, Pembrolizumab
Drug
Lead sponsor
TuHURA Biosciences, Inc.
Industry
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
2
States / cities
Tampa, Florida • Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 21, 2026 · Synced Oct 23, 2026, 5:10 AM EDT
Active, not recruiting Phase 2 Interventional

Testing the Combination of Two Anticancer Drugs M1774 (Tuvusertib) and Avelumab to Evaluate Their Safety and Effectiveness in Treating Merkel Cell Skin Cancer, MATRiX Trial

NCT05947500
View directory record Official record
Conditions
Clinical Stage III Cutaneous Merkel Cell Carcinoma AJCC v8, Clinical Stage IV Cutaneous Merkel Cell Carcinoma AJCC v8, Locally Advanced Merkel Cell Carcinoma, Metastatic Merkel Cell Carcinoma, Refractory Merkel Cell Carcinoma, Unresectable Merkel Cell Carcinoma
Interventions
Avelumab, Biopsy Procedure, Biospecimen Collection, Computed Tomography, Magnetic Resonance Imaging, Positron Emission Tomography, Tuvusertib
Drug · Procedure
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
50
States / cities
Irvine, California • La Jolla, California • Los Angeles, California + 39 more
Source: ClinicalTrials.gov public record
Updated Jul 31, 2026 · Synced Oct 23, 2026, 5:10 AM EDT
Completed Phase 1 Interventional

Immunotherapy With IFx-Hu2.0 Vaccine for Advanced Non-melanoma Skin Cancers

NCT04160065
View directory record Official record
Conditions
Merkel Cell Carcinoma, Cutaneous Squamous Cell Carcinoma, Non-Melanoma Skin Cancers
Interventions
IFx-Hu2.0
Biological
Lead sponsor
TuHURA Biosciences, Inc.
Industry
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
4
States / cities
Los Angeles, California • Tampa, Florida • Boston, Massachusetts + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 23, 2024 · Synced Oct 23, 2026, 5:10 AM EDT
Completed Phase 3 Interventional

Evaluating Length of Treatment With PD-1/PD-L1 Inhibitor in Advanced Solid Tumors

NCT04157985
View directory record Official record
Conditions
Advanced Solid Tumors, NSCLC, Bladder Cancer, HNSCC, Renal Cancer, Melanoma, Anal Cancer, Colorectal Cancer, Cholangiocarcinoma, Gastric Cancer, Hepatocellular Carcinoma, Merkel Cell Carcinoma, Cervical Cancer
Interventions
Continue PD-1/PD-L1 Inhibitors treatment, Discontinue PD-1/PD-L1-1 inhibitor
Drug · Other
Lead sponsor
Dan Zandberg
Other
Eligibility
18 Years and older
Enrollment
161 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 11, 2025 · Synced Oct 23, 2026, 5:10 AM EDT
Completed Phase 1 Interventional

A Study of the Safety, Tolerability and Pharmacokinetics of ABBV-368 as a Single Agent and Combination in Subjects With Locally Advanced or Metastatic Solid Tumors

NCT03071757
View directory record Official record
Conditions
Advanced Solid Tumors Cancer
Interventions
ABBV-368, ABBV-181
Drug
Lead sponsor
AbbVie
Industry
Eligibility
18 Years and older
Enrollment
139 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
10
States / cities
La Jolla, California • Sacramento, California • Stanford, California + 7 more
Source: ClinicalTrials.gov public record
Updated Apr 28, 2022 · Synced Oct 23, 2026, 5:10 AM EDT
Completed Phase 1Phase 2 Interventional Results available

A Study of Tremelimumab and IV Durvalumab Plus Poly-ICLC in Subjects With Biopsy-accessible Cancers

NCT02643303
View directory record Official record
Conditions
Head and Neck Squamous Cell Carcinoma, Breast Cancer, Sarcoma, Merkel Cell Carcinoma, Cutaneous T-Cell Lymphoma, Melanoma, Renal Cancer, Bladder Cancer, Prostate Cancer, Testicular Cancer, Solid Tumor
Interventions
Durvalumab, Tremelimumab, Poly-ICLC
Drug
Lead sponsor
Ludwig Institute for Cancer Research
Other
Eligibility
18 Years and older
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
7
States / cities
Atlanta, Georgia • Lebanon, New Hampshire • Buffalo, New York + 4 more
Source: ClinicalTrials.gov public record
Updated Dec 2, 2022 · Synced Oct 23, 2026, 5:10 AM EDT
Recruiting Phase 1Phase 2 Interventional

Immunotherapy in Combination With Prednisone and Sirolimus for Kidney Transplant Recipients With Unresectable or Metastatic Skin Cancer

NCT05896839
View directory record Official record
Conditions
Clinical Stage III Cutaneous Melanoma AJCC v8, Clinical Stage III Cutaneous Merkel Cell Carcinoma AJCC v8, Clinical Stage IV Cutaneous Melanoma AJCC v8, Clinical Stage IV Cutaneous Merkel Cell Carcinoma AJCC v8, Metastatic Basal Cell Carcinoma, Metastatic Carcinoma in the Skin, Metastatic Melanoma, Metastatic Merkel Cell Carcinoma, Metastatic Skin Squamous Cell Carcinoma, Unresectable Basal Cell Carcinoma, Unresectable Melanoma, Unresectable Merkel Cell Carcinoma, Unresectable Skin Squamous Cell Carcinoma
Interventions
Biopsy Procedure, Biospecimen Collection, Computed Tomography, Ipilimumab, Kidney Biopsy, Magnetic Resonance Imaging, Nivolumab, Prednisone, Sirolimus
Procedure · Biological · Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
26
States / cities
La Jolla, California • Los Angeles, California • Washington D.C., District of Columbia + 18 more
Source: ClinicalTrials.gov public record
Updated Oct 14, 2026 · Synced Oct 23, 2026, 5:10 AM EDT
Completed Phase 1 Interventional

Everolimus and Vatalanib in Treating Patients With Advanced Solid Tumors

NCT00655655
View directory record Official record
Conditions
Gastrinoma, Glucagonoma, Insulinoma, Metastatic Gastrointestinal Carcinoid Tumor, Metastatic Pheochromocytoma, Pancreatic Polypeptide Tumor, Recurrent Gastrointestinal Carcinoid Tumor, Recurrent Islet Cell Carcinoma, Recurrent Melanoma, Recurrent Neuroendocrine Carcinoma of the Skin, Recurrent Non-small Cell Lung Cancer, Recurrent Pheochromocytoma, Recurrent Renal Cell Cancer, Somatostatinoma, Stage III Neuroendocrine Carcinoma of the Skin, Stage IV Melanoma, Stage IV Non-small Cell Lung Cancer, Stage IV Renal Cell Cancer, Thyroid Gland Medullary Carcinoma, Unspecified Adult Solid Tumor, Protocol Specific
Interventions
everolimus, vatalanib, pharmacological study, laboratory biomarker analysis, dynamic contrast-enhanced magnetic resonance imaging, ultrasound imaging
Drug · Other · Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2018
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 21, 2024 · Synced Oct 23, 2026, 5:10 AM EDT
Recruiting Phase 2 Interventional

The Cancer Connected Access and Remote Expertise Beyond Walls Program to Provide In-Home Cancer Treatment and Improve Treatment Satisfaction in Cancer Patients Living in the Florida Panhandle and Surrounding Areas

NCT07285044
View directory record Official record
Conditions
Amyloidosis, Basal Cell Carcinoma, Biliary Tract Carcinoma, Bladder Carcinoma, Breast Carcinoma, Cervical Carcinoma, Colorectal Carcinoma, Endometrial Carcinoma, Fallopian Tube Carcinoma, Gastroesophageal Junction Carcinoma, Glioblastoma, Head and Neck Carcinoma, Hematopoietic and Lymphatic System Neoplasm, Hepatocellular Carcinoma, Hodgkin Lymphoma, Lung Carcinoma, Malignant Solid Neoplasm, Mantle Cell Lymphoma, Melanoma, Merkel Cell Carcinoma, Multiple Myeloma, Myelodysplastic Syndrome, Ovarian Carcinoma, Pancreatic Carcinoma, Primary Peritoneal Carcinoma, Prostate Carcinoma, Renal Cell Carcinoma, Squamous Cell Carcinoma, Urothelial Carcinoma
Interventions
Cancer Therapeutic Procedure, Questionnaire Administration
Drug · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Sep 30, 2026 · Synced Oct 23, 2026, 5:10 AM EDT
Terminated Phase 1Phase 2 Interventional Results available

REVEAL Study of NKTR-262 in Combination With NKTR-214 and Nivolumab in Patients With Locally Advanced / Metastatic Solid Tumor Malignancies

NCT03435640
View directory record Official record
Conditions
Melanoma, Merkel Cell Carcinoma, Triple Negative Breast Cancer, Head and Neck Squamous Cell Carcinoma, Renal Cell Carcinoma, Colorectal Cancer, Sarcoma
Interventions
NKTR-262, bempegaldesleukin, nivolumab
Drug
Lead sponsor
Nektar Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
14
States / cities
Scottsdale, Arizona • La Jolla, California • Tampa, Florida + 11 more
Source: ClinicalTrials.gov public record
Updated Mar 8, 2023 · Synced Oct 23, 2026, 5:10 AM EDT
Active, not recruiting Phase 2 Interventional

Triple Immune Checkpoint Inhibition for Advanced or Metastatic PD-(L)1 Refractory Merkel Cell Carcinoma

NCT06056895
View directory record Official record
Conditions
Unresectable Clinical Stage III Merkel Cell Carcinoma AJCC v8, Clinical Stage IV Merkel Cell Carcinoma AJCC v8, Merkel Cell Carcinoma
Interventions
Biopsy, Biospecimen Collection, Computed Tomography, Magnetic Resonance Imaging, Retifanlimab, Tuparstobart, Verzistobart
Procedure · Biological · Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 6, 2026 · Synced Oct 23, 2026, 5:10 AM EDT
Terminated No phase listed Observational

How Microbes and Metabolism May Predict Skin Cancer Immunotherapy Outcomes

NCT03370861
View directory record Official record
Conditions
Autoimmunity, Melanoma, Merkel Cell Carcinoma, Squamous Cell Carcinoma of the Skin, Basal Cell Carcinoma, Skin Cancer
Interventions
Immunotherapy
Biological
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Sep 5, 2024 · Synced Oct 23, 2026, 5:10 AM EDT
Not listed Phase 1Phase 2 Interventional

Navtemadlin (KRT-232) With or Without Anti-PD-1/Anti-PD-L1 for the Treatment of Patients With Merkel Cell Carcinoma

NCT03787602
View directory record Official record
Conditions
Merkel Cell Carcinoma
Interventions
KRT-232, Avelumab
Drug
Lead sponsor
Kartos Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
115 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
14
States / cities
Aurora, Colorado • Miami, Florida • Tampa, Florida + 9 more
Source: ClinicalTrials.gov public record
Updated Mar 2, 2023 · Synced Oct 23, 2026, 5:10 AM EDT
Recruiting Phase 1Phase 2 Interventional

Study of AU-007, A Monoclonal Antibody That Binds to IL-2 and Inhibits IL-2Rα Binding, in Patients With Unresectable Locally Advanced or Metastatic Cancer

NCT05267626
View directory record Official record
Conditions
Advanced Solid Tumor, Metastatic Cancer, Cutaneous Melanoma, Non-Small Cell Lung Cancer
Interventions
AU-007, Aldesleukin, Avelumab, Nivolumab
Drug
Lead sponsor
Aulos Bioscience, Inc.
Industry
Eligibility
18 Years and older
Enrollment
159 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
10
States / cities
Miami, Florida • Grand Rapids, Michigan • Minneapolis, Minnesota + 7 more
Source: ClinicalTrials.gov public record
Updated Sep 18, 2026 · Synced Oct 23, 2026, 5:10 AM EDT
Terminated Phase 1Phase 2 Interventional Results available

High-Risk Skin Cancers With Atezolizumab Plus NT-I7

NCT03901573
View directory record Official record
Conditions
Melanoma, Merkel Cell Carcinoma, Cutaneous Squamous Cell Carcinoma
Interventions
NT-I7, atezolizumab
Drug
Lead sponsor
NeoImmuneTech
Industry
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
8
States / cities
Duarte, California • Chicago, Illinois • Boston, Massachusetts + 4 more
Source: ClinicalTrials.gov public record
Updated Oct 22, 2025 · Synced Oct 23, 2026, 5:10 AM EDT
Active, not recruiting Phase 1Phase 2 Interventional

Study to Investigate the Efficacy and Safety of RP1 in Adult Patients With Organ Transplants and Advanced Skin Malignancies

NCT04349436
View directory record Official record
Conditions
Merkel Cell Carcinoma, Basal Cell Carcinoma, Locally Advanced Cutaneous Squamous Cell Carcinoma, Cancer
Interventions
RP1, intra-tumoral injection, oncolytic virus
Biological
Lead sponsor
Replimune, Inc.
Industry
Eligibility
18 Years and older
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2029
U.S. locations
24
States / cities
Phoenix, Arizona • La Jolla, California • Los Angeles, California + 20 more
Source: ClinicalTrials.gov public record
Updated Apr 22, 2026 · Synced Oct 23, 2026, 5:10 AM EDT
Recruiting Phase 1 Interventional

MEM-288 Oncolytic Virus Alone and in Combination With Standard of Care Therapy in Advanced Solid Tumors

NCT05076760
View directory record Official record
Conditions
Solid Tumor, Advanced Cancer, Metastatic Cancer, Non Small Cell Lung Cancer, Cutaneous Squamous Cell Carcinoma, Merkel Cell Carcinoma, Melanoma, Pancreatic Cancer, Triple Negative Breast Cancer, Head and Neck Cancer
Interventions
MEM-288 Intratumoral Injection, Nivolumab, Docetaxel
Biological · Drug
Lead sponsor
Memgen, Inc.
Industry
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2031
U.S. locations
2
States / cities
Tampa, Florida • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 11, 2026 · Synced Oct 23, 2026, 5:10 AM EDT
Active, not recruiting Phase 2 Interventional

Study of Avelumab and/or Radiation Therapy in People With Advanced Merkel Cell Carcinoma

NCT04792073
View directory record Official record
Conditions
Merkel Cell Carcinoma
Interventions
Avelumab, Comprehensive Ablative Radiation Therapy
Drug · Radiation
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
7
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Source: ClinicalTrials.gov public record
Updated Apr 7, 2026 · Synced Oct 23, 2026, 5:10 AM EDT
Completed Phase 2 Interventional Results available

Testing the Addition of Radiation Therapy to Immunotherapy for Merkel Cell Carcinoma

NCT03304639
View directory record Official record
Conditions
Advanced Merkel Cell Carcinoma, Clinical Stage III Cutaneous Merkel Cell Carcinoma AJCC v8, Clinical Stage IV Cutaneous Merkel Cell Carcinoma AJCC v8, Metastatic Merkel Cell Carcinoma, Pathologic Stage III Cutaneous Merkel Cell Carcinoma AJCC v8, Pathologic Stage IIIA Cutaneous Merkel Cell Carcinoma AJCC v8, Pathologic Stage IIIB Cutaneous Merkel Cell Carcinoma AJCC v8, Pathologic Stage IV Cutaneous Merkel Cell Carcinoma AJCC v8
Interventions
Pembrolizumab, Stereotactic Body Radiation Therapy
Biological · Radiation
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
254
States / cities
Anchorage, Alaska • Tucson, Arizona • Fort Smith, Arkansas + 172 more
Source: ClinicalTrials.gov public record
Updated Aug 25, 2026 · Synced Oct 23, 2026, 5:10 AM EDT
Not listed Phase 2 Interventional

Study of Zirconium Zr 89 Crefmirlimab Berdoxam PET/CT in Subjects With Advanced or Metastatic Malignancies

NCT05013099
View directory record Official record
Conditions
Melanoma, Merkel Cell Carcinoma, Unspecified, Renal Cell Carcinoma, Non Small Cell Lung Cancer
Interventions
zirconium Zr 89 crefmirlimab berdoxam
Biological
Lead sponsor
ImaginAb, Inc.
Industry
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
6
States / cities
Little Rock, Arkansas • Duarte, California • Santa Monica, California + 3 more
Source: ClinicalTrials.gov public record
Updated Jul 22, 2024 · Synced Oct 23, 2026, 5:10 AM EDT
Completed Phase 2 Interventional

S0331: Imatinib Mesylate in Treating Patients With Metastatic or Unresectable Merkel Cell Cancer

NCT00068783
View directory record Official record
Conditions
Recurrent Neuroendocrine Carcinoma of the Skin, Stage II Neuroendocrine Carcinoma of the Skin, Stage III Neuroendocrine Carcinoma of the Skin
Interventions
imatinib mesylate, laboratory biomarker analysis
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2003
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Feb 28, 2013 · Synced Oct 23, 2026, 5:10 AM EDT
Not yet recruiting No phase listed Observational

Exploring Merkel Cell Carcinoma Clinical Trial Engagement Patterns

NCT06039033
View directory record Official record
Conditions
Merkel Cell Carcinoma
Interventions
Not listed
Lead sponsor
Power Life Sciences Inc.
Industry
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Sep 15, 2023 · Synced Oct 23, 2026, 5:10 AM EDT
Recruiting Phase 1 Interventional

Neoadjuvant Cemiplimab in Newly Diagnosed or Recurrent Stage I-II Merkel Cell Carcinoma and Locoregionally Advanced Cutaneous Squamous Cell Carcinoma

NCT04975152
View directory record Official record
Conditions
Merkel Cell Carcinoma, Cutaneous Squamous Cell Carcinoma
Interventions
Cemiplimab-Rwlc
Drug
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2028
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Jun 25, 2026 · Synced Oct 23, 2026, 5:10 AM EDT
Completed Phase 1Phase 2 Interventional Results available

MLN0128 in Recurrent/Metastatic Merkel Cell Carcinoma

NCT02514824
View directory record Official record
Conditions
Merkel Cell Carcinoma
Interventions
MLN0128
Drug
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 29, 2020 · Synced Oct 23, 2026, 5:10 AM EDT