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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Carcinoma, Merkel Cell Clear all
Completed Phase 1 Interventional

Cixutumumab, Everolimus, and Octreotide Acetate in Treating Patients With Advanced Low to Intermediate Grade Neuroendocrine Carcinoma

NCT01204476
View directory record Official record
Conditions
Gastrin-Producing Neuroendocrine Tumor, Lung Carcinoid Tumor, Metastatic Digestive System Neuroendocrine Tumor G1, Pancreatic Glucagonoma, Pancreatic Insulinoma, Pancreatic Polypeptide Tumor, Paraganglioma, Recurrent Digestive System Neuroendocrine Tumor G1, Recurrent Merkel Cell Carcinoma, Recurrent Pancreatic Neuroendocrine Carcinoma, Regional Digestive System Neuroendocrine Tumor G1, Somatostatin-Producing Neuroendocrine Tumor, Stage III Merkel Cell Carcinoma, Stage IV Merkel Cell Carcinoma, Thyroid Gland Medullary Carcinoma
Interventions
Cixutumumab, Everolimus, Laboratory Biomarker Analysis, Octreotide Acetate, Pharmacological Study
Biological · Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2010
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 14, 2016 · Synced Jul 23, 2026, 2:07 AM EDT
Active, not recruiting No phase listed Observational

Liquid Biomarker Study in Melanoma and Non-Melanoma Skin Cancers

NCT06608511
View directory record Official record
Conditions
Skin Cancer, Melanoma (Skin Cancer), Basal Cell Carcinoma of Skin, Basal Cell Carcinoma of Skin, Site Unspecified, Cutaneous Squamous Cell Carcinoma (CSCC), Merkel Cell Carcinoma of Skin
Interventions
Blood draw for the laboratory assessment
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated May 28, 2026 · Synced Jul 23, 2026, 2:07 AM EDT
Completed Phase 2 Interventional

Irinotecan in Treating Patients With Advanced Neuroendocrine Tumors

NCT00004922
View directory record Official record
Conditions
Carcinoma of Unknown Primary, Neuroendocrine Carcinoma, Neuroendocrine Carcinoma of the Skin
Interventions
irinotecan hydrochloride
Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2002
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 18, 2013 · Synced Jul 23, 2026, 2:07 AM EDT
Recruiting Phase 1 Interventional

A Study of MQ710 With and Without Pembrolizumab in People With Solid Tumor Cancer

NCT05859074
View directory record Official record
Conditions
Cutaneous Squamous Cell Carcinoma, SCC - Squamous Cell Carcinoma, Basal Cell Carcinoma, BCC, BCC - Basal Cell Carcinoma, Melanoma, Merkel Cell Carcinoma, Sebaceous Carcinoma, Extramammary Paget Disease, Kaposi Sarcoma, Head and Neck Squamous Cell Carcinoma, HNSCC, Adnexal Carcinoma, Angiosarcoma, Cutaneous Neoplasm, Advanced Cancer, Metastatic Cancer, Refractory Cancer, Solid Tumor
Interventions
MQ719, Pembrolizumab
Biological · Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
7
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Source: ClinicalTrials.gov public record
Updated Dec 2, 2025 · Synced Jul 23, 2026, 2:07 AM EDT
Terminated Phase 1 Interventional

FT516 in Combination With Monoclonal Antibodies in Advanced Solid Tumors

NCT04551885
View directory record Official record
Conditions
Solid Tumor, Adult
Interventions
FT516, Avelumab, Cyclophosphamide, Fludarabine, IL-2
Drug
Lead sponsor
Fate Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
3
States / cities
Minneapolis, Minnesota • Hackensack, New Jersey • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 20, 2023 · Synced Jul 23, 2026, 2:07 AM EDT
Active, not recruiting Phase 1 Interventional

In Situ Immunomodulation With CDX-301, Radiation Therapy, CDX-1140 and Poly-ICLC in Patients w/ Unresectable and Metastatic Solid Tumors

NCT04616248
View directory record Official record
Conditions
Anatomic Stage IV Breast Cancer AJCC v8, Metastatic Breast Carcinoma, Prognostic Stage IV Breast Cancer AJCC v8, Unresectable Breast Carcinoma, Metastatic Melanoma, Unresectable Melanoma, Cutaneous Squamous Cell Carcinoma, Merkel Cell Carcinoma, Soft Tissue Sarcoma, Bone Sarcoma, Sarcoma,Soft Tissue, Sarcoma of Bone, Basal Cell Carcinoma
Interventions
Anti-CD40 Agonist Monoclonal Antibody CDX-1140, Poly ICLC, Radiation Therapy, Recombinant Flt3 Ligand, Pembrolizumab, Tocilizumab
Biological · Drug · Radiation
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
2
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 17, 2026 · Synced Jul 23, 2026, 2:07 AM EDT
Completed Phase 1 Interventional

Study To Evaluate The Safety, Tolerability And Immunogenicity Of 4 mg Of ITI-3000 In Patients With Polyomavirus-Positive Merkel Cell Carcinoma (MCC)

NCT05422781
View directory record Official record
Conditions
Merkel Cell Carcinoma
Interventions
ITI-3000
Drug
Lead sponsor
Immunomic Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Nov 21, 2023 · Synced Jul 23, 2026, 2:07 AM EDT
Completed Phase 1 Interventional

⁸⁹Zr-Df-IAB22M2C PET/CT in Patients With Selected Solid Malignancies or Hodgkin's Lymphoma

NCT03107663
View directory record Official record
Conditions
Positron-Emission Tomography, Immunomodulation, Metastatic Solid Malignancies, Hodgkin Lymphoma
Interventions
⁸⁹Zr-Df-IAB22M2C Infusion
Drug
Lead sponsor
ImaginAb, Inc.
Industry
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
3
States / cities
Scottsdale, Arizona • New York, New York • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 17, 2018 · Synced Jul 23, 2026, 2:07 AM EDT
Withdrawn Phase 2 Interventional

Antineoplaston Therapy in Treating Patients With Neuroendocrine Tumor That Is Metastatic or Unlikely to Respond to Surgery or Radiation Therapy

NCT00003514
View directory record Official record
Conditions
Merkel Cell Carcinoma, Islet Cell Carcinoma, Neuroendocrine Carcinoma, Pituitary Tumor
Interventions
antineoplaston A10, antineoplaston AS2-1, alternative product therapy, biological therapy, biologically based therapies, cancer prevention intervention, complementary and alternative therapy, differentiation therapy
Drug · Procedure
Lead sponsor
Burzynski Research Institute
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 9, 2013 · Synced Jul 23, 2026, 2:07 AM EDT
Not listed Phase 2 Interventional

Safety and Efficacy of p53 Gene Therapy Combined With Immune Checkpoint Inhibitors in Solid Tumors.

NCT03544723
View directory record Official record
Conditions
Solid Tumor, Lymphoma
Interventions
Ad-p53
Drug
Lead sponsor
MultiVir, Inc.
Industry
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
3
States / cities
Chicago, Illinois • Morristown, New Jersey
Source: ClinicalTrials.gov public record
Updated Jun 8, 2020 · Synced Jul 23, 2026, 2:07 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Optical Biopsy of Human Skin in Conjunction With Laser Treatment

NCT00540566
View directory record Official record
Conditions
Malignant Melanoma, Merkel Cell Carcinoma, Basal Cell Carcinoma, Squamous Cell Carcinoma, Atypical Nevi, Congenital Nevi, Seborrheic Keratosis, Paget's Disease, Dermatofibroma, Kaposi's Sarcoma, Port Wine Stain, Hemangioma, Tattoos, Scleroderma, Burns
Interventions
Optical Biopsy imaging
Device
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years to 75 Years
Enrollment
113 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2008
U.S. locations
1
States / cities
Irvine, California
Source: ClinicalTrials.gov public record
Updated Oct 19, 2022 · Synced Jul 23, 2026, 2:07 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 28, 2020 · Synced Jul 23, 2026, 2:07 AM EDT
Completed Phase 2 Interventional Results available

A Study of INCMGA00012 in Metastatic Merkel Cell Carcinoma (POD1UM-201)

NCT03599713
View directory record Official record
Conditions
Metastatic Merkel Cell Carcinoma
Interventions
Retifanlimab
Drug
Lead sponsor
Incyte Corporation
Industry
Eligibility
18 Years and older
Enrollment
107 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
16
States / cities
Palo Alto, California • San Francisco, California • Aurora, Colorado + 13 more
Source: ClinicalTrials.gov public record
Updated Aug 4, 2025 · Synced Jul 23, 2026, 2:07 AM EDT
Completed Phase 1 Interventional

FT500 as Monotherapy and in Combination With Immune Checkpoint Inhibitors in Subjects With Advanced Solid Tumors

NCT03841110
View directory record Official record
Conditions
Advanced Solid Tumors, Lymphoma, Gastric Cancer, Colorectal Cancer, Head and Neck Cancer, Squamous Cell Carcinoma, EGFR Positive Solid Tumor, HER2-positive Breast Cancer, Hepatocellular Carcinoma, Small Cell Lung Cancer, Renal Cell Carcinoma, Pancreas Cancer, Melanoma, NSCLC, Urothelial Carcinoma, Cervical Cancer, Microsatellite Instability, Merkel Cell Carcinoma
Interventions
FT500, Nivolumab, Pembrolizumab, Atezolizumab, Cyclophosphamide, Fludarabine, IL-2
Drug
Lead sponsor
Fate Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
4
States / cities
San Diego, California • Minneapolis, Minnesota • Hackensack, New Jersey + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 30, 2023 · Synced Jul 23, 2026, 2:07 AM EDT
Active, not recruiting Phase 2 Interventional

Adoptive Transfer of Tumor Infiltrating Lymphocytes for Advanced Solid Cancers

NCT03935893
View directory record Official record
Conditions
Gastric Cancer, Colorectal Cancer, Pancreatic Cancer, Sarcoma, Mesothelioma, Neuroendocrine Tumors, Squamous Cell Cancer, Merkel Cell Carcinoma, Mismatch Repair Deficiency, Microsatellite Instability
Interventions
Tumor Infiltrating Lymphocytes (TIL), Fludarabine + Cyclophosphamide combination
Biological · Drug
Lead sponsor
Udai Kammula
Other
Eligibility
18 Years to 75 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2038
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 31, 2026 · Synced Jul 23, 2026, 2:07 AM EDT
Recruiting Phase 2 Interventional

Cytotoxic T Lymphocytes in Treating Patients With Malignancies With BK and/or JC Virus

NCT02479698
View directory record Official record
Conditions
Acquired Immunodeficiency Syndrome, BK Virus Infection, Human Immunodeficiency Virus, JC Virus Infection, Malignant Neoplasm, Merkel Cell Carcinoma, Merkel Cell Polyomavirus Infection, Viral Encephalitis
Interventions
Allogeneic BK-specific Cytotoxic T-lymphocytes, Laboratory Biomarker Analysis
Biological · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
Not listed
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 11, 2026 · Synced Jul 23, 2026, 2:07 AM EDT
Completed Phase 2 Interventional

Oblimersen in Treating Patients With Merkel Cell Carcinoma

NCT00079131
View directory record Official record
Conditions
Recurrent Neuroendocrine Carcinoma of the Skin, Stage I Neuroendocrine Carcinoma of the Skin, Stage II Neuroendocrine Carcinoma of the Skin, Stage III Neuroendocrine Carcinoma of the Skin, Stage IV Neuroendocrine Carcinoma of the Skin
Interventions
oblimersen sodium, pharmacological study, laboratory biomarker analysis
Biological · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2004
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 3, 2013 · Synced Jul 23, 2026, 2:07 AM EDT
Completed Phase 2 Interventional Results available

IL-12 Gene and in Vivo Electroporation-Mediated Plasmid DNA Vaccine Therapy in Patients With Merkel Cell Cancer

NCT01440816
View directory record Official record
Conditions
Merkel Cell Carcinoma
Interventions
Tavokinogene Telseplasmid (tavo), OncoSec Medical System (OMS)
Biological · Device
Lead sponsor
OncoSec Medical Incorporated
Industry
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated May 14, 2023 · Synced Jul 23, 2026, 2:07 AM EDT
Terminated Phase 1Phase 2 Interventional Results available

Gene-Modified Immune Cells (FH-MCVA2TCR) in Treating Patients With Metastatic or Unresectable Merkel Cell Cancer

NCT03747484
View directory record Official record
Conditions
Other Skin
Interventions
Autologous MCPyV-specific HLA-A02-restricted TCR-transduced CD4+ and CD8+ T-cells FH-MCVA2TCR, Avelumab, Pembrolizumab, Interferon Gamma-1b
Biological · Drug
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Mar 5, 2025 · Synced Jul 23, 2026, 2:07 AM EDT
Active, not recruiting Phase 2 Interventional Results available

Randomized Study of Nivolumab+Ipilimumab+/- SBRT for Metastatic Merkel Cell Carcinoma

NCT03071406
View directory record Official record
Conditions
Merkel Cell Carcinoma, Skin Cancer
Interventions
Nivolumab, Ipilimumab, Stereotactic Body Radiation Therapy (SBRT)
Drug · Radiation
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2026
U.S. locations
2
States / cities
Tampa, Florida • Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 10, 2026 · Synced Jul 23, 2026, 2:07 AM EDT
Terminated Phase 1 Interventional

Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of INCB099318 in Participants With Advanced Solid Tumors

NCT04272034
View directory record Official record
Conditions
Advanced Solid Tumors, MSI-H/dMMR Tumors, Cutaneous Squamous Cell Carcinoma, Urothelial Carcinoma, HCC, Cervical Cancer, Esophageal Squamous Cell Carcinoma, Merkel Cell Carcinoma, Small-cell Lung Cancer, Mesothelioma, PD-L1 Amplified Tumor (9p24.1), Nasopharyngeal Carcinoma, Cyclin-dependent Kinase 12 Mutated Tumors, Basal Cell Carcinoma (Unresectable or Metastatic), Sarcomatoid Renal Cell Carcinoma, Clear Cell Ovarian or Endometrial Carcinoma, Anal Carcinoma, Squamous Cell Penile Carcinoma, DNA Polymerase Epsilon Mutated Tumors (P286R and V411L)
Interventions
INCB099318
Drug
Lead sponsor
Incyte Corporation
Industry
Eligibility
18 Years and older
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
3
States / cities
Hackensack, New Jersey • Greenville, South Carolina • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 15, 2025 · Synced Jul 23, 2026, 2:07 AM EDT
Active, not recruiting Not applicable Interventional

Exercise to Boost Response to Checkpoint Blockade Immunotherapy

NCT06008977
View directory record Official record
Conditions
Cutaneous Melanoma, Cutaneous Squamous Cell Carcinoma, Merkel Cell Carcinoma
Interventions
Exercise Test
Other
Lead sponsor
AdventHealth Translational Research Institute
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Mar 24, 2026 · Synced Jul 23, 2026, 2:07 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 10, 2025 · Synced Jul 23, 2026, 2:07 AM EDT
Completed Phase 1 Interventional

BB-10901 in Treating Patients With Relapsed or Refractory Solid Tumors

NCT00346385
View directory record Official record
Conditions
Ovarian Cancer, Merkel Cell Carcinoma, SCLC
Interventions
BB-10901
Drug
Lead sponsor
ImmunoGen, Inc.
Industry
Eligibility
18 Years and older
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2011
U.S. locations
6
States / cities
San Francisco, California • Las Vegas, Nevada • Columbus, Ohio + 3 more
Source: ClinicalTrials.gov public record
Updated Mar 25, 2015 · Synced Jul 23, 2026, 2:07 AM EDT