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Showing 1–24 of 55 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Radium-223 dichloride Clear all
Suspended Phase 1Phase 2 Interventional

Radiation Medication (Radium-223 Dichloride) Versus Radium-223 Dichloride Plus Radiation Enhancing Medication (M3814) Versus Radium-223 Dichloride Plus M3814 Plus Avelumab (a Type of Immunotherapy) for Advanced Prostate Cancer Not Responsive to Hormonal Therapy

NCT04071236
View directory record Official record
Conditions
Metastatic Castration-Resistant Prostate Carcinoma, Metastatic Malignant Neoplasm in the Bone, Metastatic Malignant Neoplasm in the Lymph Nodes, Stage IVB Prostate Cancer AJCC v8
Interventions
Avelumab, Biospecimen Collection, Bone Scan, Computed Tomography, Magnetic Resonance Imaging, Peposertib, Questionnaire Administration, Radium Ra 223 Dichloride
Drug · Procedure · Other + 1 more
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older · Male only
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
32
States / cities
Duarte, California • Los Angeles, California • Orange, California + 24 more
Source: ClinicalTrials.gov public record
Updated Aug 30, 2026 · Synced Sep 10, 2026, 4:06 AM EDT
Recruiting No phase listed Observational

Impact of DNA Repair Pathway Alterations on Sensitivity to Radium-223 in Bone Metastatic Castration-resistant Prostate Cancer

NCT04489719
View directory record Official record
Conditions
Castration-Resistant Prostate Carcinoma, Metastatic Malignant Neoplasm in the Bone, Metastatic Prostate Carcinoma, Stage IVB Prostate Cancer AJCC v8
Interventions
Biospecimen Collection, Questionnaire Administration, Radium Ra 223 Dichloride
Procedure · Other · Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older · Male only
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2030
U.S. locations
4
States / cities
Baltimore, Maryland • Bozeman, Montana • Seattle, Washington + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 11, 2026 · Synced Sep 10, 2026, 4:06 AM EDT
Completed Phase 2 Interventional Results available

Trial of Ra-223 Dichloride in Combination With Hormonal Therapy and Denosumab in the Treatment of Patients With Hormone-Positive Bone-Dominant Metastatic Breast Cancer

NCT02366130
View directory record Official record
Conditions
Breast Cancer
Interventions
Ra-223 dichloride, Denosumab, Hormone Therapy
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 6, 2021 · Synced Sep 10, 2026, 4:06 AM EDT
Terminated Phase 1 Interventional

NaF/FDG PET/MRI in Measuring Response to Radium Ra 223 Dichloride in Patients With Metastatic Hormone-Resistant Prostate Cancer

NCT02429804
View directory record Official record
Conditions
Hormone-Resistant Prostate Cancer, Metastatic Malignant Neoplasm in the Bone, Metastatic Prostate Carcinoma
Interventions
Contrast-enhanced Magnetic Resonance Imaging, Fludeoxyglucose F-18, Fluorine F 18 Sodium Fluoride, Magnetic Resonance Imaging, Positron Emission Tomography
Procedure · Drug
Lead sponsor
Stanford University
Other
Eligibility
19 Years and older · Male only
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated May 29, 2017 · Synced Sep 10, 2026, 4:06 AM EDT
Terminated Phase 2 Interventional Results available

Study of Radium-223 Dichloride Versus Placebo and Hormonal Treatment as Background Therapy in Subjects With Bone Predominant HER2 (Human Epidermal Growth Factor Receptor 2) Negative Hormone Receptor Positive Metastatic Breast Cancer

NCT02258464
View directory record Official record
Conditions
Breast Neoplasms
Interventions
Radium-223 dichloride (Xofigo, BAY88-8223), Placebo (saline), Background hormonal therapy
Drug · Other
Lead sponsor
Bayer
Industry
Eligibility
18 Years and older · Female only
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
11
States / cities
Bakersfield, California • La Jolla, California • Aurora, Colorado + 8 more
Source: ClinicalTrials.gov public record
Updated Aug 9, 2020 · Synced Sep 10, 2026, 4:06 AM EDT
Completed Phase 2 Interventional Results available

Study Evaluating the Addition of Pembrolizumab to Radium-223 in mCRPC

NCT03093428
View directory record Official record
Conditions
Prostate Cancer
Interventions
Radium-223, Pembrolizumab
Drug
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older · Male only
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2025
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 27, 2025 · Synced Sep 10, 2026, 4:06 AM EDT
Completed Phase 1 Interventional

Phase IB Trial of Radium-223 and Niraparib in Patients With Castrate Resistant Prostate Cancer (NiraRad)

NCT03076203
View directory record Official record
Conditions
Prostate Carcinoma Metastatic to the Bone, Stage IV Prostate Adenocarcinoma, Hormone-refractory Prostate Cancer
Interventions
Niraparib, Radium Ra 223 Dichloride
Drug · Radiation
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Thomas Jefferson University
Other
Eligibility
18 Years and older · Male only
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
6
States / cities
Birmingham, Alabama • Chicago, Illinois • New Orleans, Louisiana + 2 more
Source: ClinicalTrials.gov public record
Updated Apr 28, 2025 · Synced Sep 10, 2026, 4:06 AM EDT
Completed No phase listed Observational

Navigant Study- Treatment Patterns in mCRPC (Metastatic Castrate Resistant Prostate Cancer )

NCT02899104
View directory record Official record
Conditions
Prostatic Neoplasms, Castration-Resistant
Interventions
Xofigo (Radium-223 dichloride, BAY88-8223)
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years and older · Male only
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Whippany, New Jersey
Source: ClinicalTrials.gov public record
Updated Mar 30, 2020 · Synced Sep 10, 2026, 4:06 AM EDT
Terminated Phase 3 Interventional Results available

A Study Comparing ARB With Radium-223 vs ARB Therapy With Placebo and the Effect Upon Survival for mCRPC Patients

NCT04237584
View directory record Official record
Conditions
Metastatic Castration-resistant Prostate Cancer
Interventions
Enzalutamide during Lead-in Period, Lead-in Enzalutamide followed by Radium-223/Enzalutamide, Lead-in Enzalutamide followed by Placebo/Enzalutamide, Darolutamide during Lead-in Period, Lead-in Darolutamide followed by Radium-223/Darolutamide, Lead-in Darolutamide followed by Placebo/Darolutamide
Drug
Lead sponsor
MANA RBM
Other
Eligibility
18 Years and older · Male only
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Myrtle Beach, South Carolina
Source: ClinicalTrials.gov public record
Updated Oct 6, 2022 · Synced Sep 10, 2026, 4:06 AM EDT
Active, not recruiting Phase 2 Interventional

Testing the Addition of Radium Therapy (Radium-223 Dichloride) to the Usual Chemotherapy Treatment (Paclitaxel) for Advanced Breast Cancer That Has Spread to the Bones

NCT04090398
View directory record Official record
Conditions
Anatomic Stage IV Breast Cancer AJCC v8, Metastatic HER2-Negative Breast Carcinoma, Metastatic Malignant Neoplasm in the Bone
Interventions
Biospecimen Collection, Bone Scan, Computed Tomography, Electronic Health Record Review, Magnetic Resonance Imaging, Paclitaxel, Radium Ra 223 Dichloride, Single Photon Emission Computed Tomography
Procedure · Other · Drug + 1 more
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
30
States / cities
Birmingham, Alabama • Duarte, California • Orange, California + 26 more
Source: ClinicalTrials.gov public record
Updated Jul 30, 2026 · Synced Sep 10, 2026, 4:06 AM EDT
Completed No phase listed Observational

Treatment Patterns in Castrate Resistant Prostate Cancer Patients With Bone Metastases in a Medicare Population

NCT02518698
View directory record Official record
Conditions
Prostate Cancer
Interventions
Radium-223 dichloride (Xofigo, BAY88-8223)
Drug
Lead sponsor
Bayer
Industry
Eligibility
55 Years to 88 Years · Male only
Enrollment
1,163 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Sep 17, 2018 · Synced Sep 10, 2026, 4:06 AM EDT
Completed No phase listed Observational

Descriptive Analysis of Clinical Outcomes in Patients With Prostate Gland Cancer, Which Spreads to Other Parts of the Body, Who Were Treated First With Novel Anti-hormone Therapy Followed by a Second Line Treatment With Novel Anti-Hormone Therapy or RadIum-223 (Xofigo).

NCT03896984
View directory record Official record
Conditions
Metastatic Castration-resistant Prostate Cancer (mCRPC)
Interventions
Radium-223 (Xofigo, BAY88-8223), Abiraterone, Enzalutamide
Drug
Lead sponsor
Bayer
Industry
Eligibility
Male only
Enrollment
346 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Whippany, New Jersey
Source: ClinicalTrials.gov public record
Updated Dec 28, 2021 · Synced Sep 10, 2026, 4:06 AM EDT
Completed Not applicable Interventional Results available

Radium 223 in Castrate Resistant Prostate Cancer Bone Metastases

NCT02135484
View directory record Official record
Conditions
Prostate Cancer
Interventions
Alpharadin
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older · Male only
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 16, 2022 · Synced Sep 10, 2026, 4:06 AM EDT
Completed Phase 1 Interventional

Exploratory Study of Radium-223 and VEGF-Targeted Therapy in Patients With Metastatic Renal Cell Carcinoma and Bone Mets

NCT02406521
View directory record Official record
Conditions
Metastatic Renal Cell Carcinoma
Interventions
Pazopanib, Sorafenib, Radium-223
Drug
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 3, 2020 · Synced Sep 10, 2026, 4:06 AM EDT
Terminated Phase 1Phase 2 Interventional Results available

Study Testing Radium-223 Dichloride in Relapsed Multiple Myeloma

NCT02928029
View directory record Official record
Conditions
Multiple Myeloma
Interventions
Radium-223 dichloride (Xofigo, BAY88-8223), Placebo, Bortezomib, Dexamethasone
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
3
States / cities
Encinitas, California • Winston-Salem, North Carolina • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Feb 25, 2020 · Synced Sep 10, 2026, 4:06 AM EDT
Recruiting Phase 3 Interventional

AZD2265 Compared With Standard of Care in PSMA-positive Metastatic Castration-resistant Prostate Cancer (VECTRA-01)

NCT07611110
View directory record Official record
Conditions
Metastatic Castration-resistant Prostate Cancer
Interventions
Actinium (225Ac) zadavotide guraxetan (AZD2265 [FPI-2265]), Cabazitaxel, Abiraterone, Enzalutamide, Apalutamide, Darolutamide, Deutenzalutamide, Radium-223
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years and older · Male only
Enrollment
670 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
26
States / cities
Dothan, Alabama • Phoenix, Arizona • Duarte, California + 23 more
Source: ClinicalTrials.gov public record
Updated Aug 25, 2026 · Synced Sep 10, 2026, 4:06 AM EDT
Completed No phase listed Observational Results available

Observational Study for the Evaluation of Long-term Safety of Radium-223 Used for the Treatment of Metastatic Castration Resistant Prostate Cancer

NCT02141438
View directory record Official record
Conditions
Metastatic Castration-resistant Prostate Cancer
Interventions
Radium-223 dichloride (Xofigo, BAY88-8223)
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years and older · Male only
Enrollment
1,472 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2024
U.S. locations
49
States / cities
Anchorage, Alaska • Scottsdale, Arizona • Daly City, California + 46 more
Source: ClinicalTrials.gov public record
Updated Oct 15, 2025 · Synced Sep 10, 2026, 4:06 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Re-treatment Safety of Radium-223 Dichloride in Castration-resistant Prostate Cancer With Bone Metastases

NCT01934790
View directory record Official record
Conditions
Prostatic Neoplasms
Interventions
Radium-223 dichloride (Xofigo, BAY88-8223)
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years and older · Male only
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
3
States / cities
New Orleans, Louisiana • Omaha, Nebraska • Syracuse, New York
Source: ClinicalTrials.gov public record
Updated Mar 25, 2018 · Synced Sep 10, 2026, 4:06 AM EDT
Withdrawn Phase 1 Interventional

A Study of Radium-223 in Combination With Tasquinimod in Bone-only Metastatic Castration-Resistant Prostate Cancer

NCT02396368
View directory record Official record
Conditions
Prostate Cancer, Bone-only Metastatic Castration-Resistant Prostate Cancer (CRPC)
Interventions
Tasquinimod, Radium 223
Drug · Radiation
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Other
Eligibility
18 Years and older · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 19, 2015 · Synced Sep 10, 2026, 4:06 AM EDT
Completed No phase listed Observational

Treatment Patterns in Metastatic Prostate Cancer

NCT02729103
View directory record Official record
Conditions
Prostatic Neoplasm
Interventions
Xofigo (Radium 223 dichloride,BAY88-8223)
Drug
Lead sponsor
Bayer
Industry
Eligibility
45 Years and older · Male only
Enrollment
565 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Whippany, New Jersey
Source: ClinicalTrials.gov public record
Updated Jan 24, 2018 · Synced Sep 10, 2026, 4:06 AM EDT
Completed Phase 2 Interventional Results available

Open Label Phase Two Trial of Radium Ra 223 Dichloride With Concurrent Administration of Abiraterone Acetate Plus Prednisone in Symptomatic Castration-Resistant (Hormone-Refractory) Prostate Cancer Subjects With Bone Metastasis

NCT02097303
View directory record Official record
Conditions
Prostate Cancer
Interventions
Concurrent use of Radium Ra 223 dichloride and Abiraterone Acetate plus Prednisone
Drug
Lead sponsor
Carolina Research Professionals, LLC
Other
Eligibility
18 Years and older · Male only
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
5
States / cities
Towson, Maryland • Omaha, Nebraska • Syracuse, New York + 2 more
Source: ClinicalTrials.gov public record
Updated Jan 31, 2018 · Synced Sep 10, 2026, 4:06 AM EDT
Completed Phase 2 Interventional

A Study of Stereotactic Body Radiation Therapy and Radium (Ra-223) Dichloride in Prostate Cancer That Has Spread to the Bones

NCT05133440
View directory record Official record
Conditions
Prostate Cancer
Interventions
Radium dichloride, PET Scan
Drug · Diagnostic Test
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older · Male only
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
7
States / cities
Aurora, Colorado • Basking Ridge, New Jersey • Middletown, New Jersey + 4 more
Source: ClinicalTrials.gov public record
Updated Apr 27, 2026 · Synced Sep 10, 2026, 4:06 AM EDT
Completed Phase 2 Interventional

Open Label Phase Two Study of Enzalutamide With Concurrent Administration of Radium Ra 223 Dichloride in Castration-Resistant (Hormone-Refractory) Prostate Cancer Subjects With Symptomatic Bone Metastasis

NCT02507570
View directory record Official record
Conditions
Prostate Carcinoma Metastatic to the Bone
Interventions
Enzalutamide, Radium ra 223 dichloride
Drug · Radiation
Lead sponsor
Carolina Research Professionals, LLC
Other
Eligibility
18 Years and older · Male only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
4
States / cities
Towson, Maryland • Syracuse, New York • Myrtle Beach, South Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 18, 2019 · Synced Sep 10, 2026, 4:06 AM EDT
No Longer Available No phase listed Expanded access

Radium-223 Dichloride (BAY88-8223) in Castration-Resistant (Hormone-Refractory) Prostate Cancer Patients With Bone Metastases

NCT01516762
View directory record Official record
Conditions
Prostatic Neoplasms
Interventions
Radium-223 dichloride (BAY88-8223)
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years and older · Male only
U.S. locations
60
States / cities
Birmingham, Alabama • Phoenix, Arizona • Scottsdale, Arizona + 48 more
Source: ClinicalTrials.gov public record
Updated Jul 13, 2014 · Synced Sep 10, 2026, 4:06 AM EDT