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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Radium dichloride Clear all
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 24, 2026, 10:05 AM EDT
Active, not recruiting Phase 2 Interventional

Enzalutamide With or Without Radium Ra 223 Dichloride in Patients With Metastatic, Castration-Resistant Prostate Cancer

NCT03344211
View directory record Official record
Conditions
Castration-Resistant Prostate Carcinoma, Prostate Carcinoma Metastatic in the Bone, Stage IV Prostate Cancer
Interventions
Enzalutamide, Laboratory Biomarker Analysis, Radium Ra 223 Dichloride
Drug · Other · Radiation
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older · Male only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
3
States / cities
Duarte, California • Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 2, 2026 · Synced Sep 24, 2026, 10:05 AM EDT
Completed Phase 2 Interventional Results available

A Randomized Phase IIa Efficacy and Safety Study of Radium-223 Dichloride With Abiraterone Acetate or Enzalutamide in Metastatic Castration-resistant Prostate Cancer (CRPC)

NCT02034552
View directory record Official record
Conditions
Prostatic Neoplasms
Interventions
Radium-223 dichloride (Xofigo, BAY88-8223), Abiraterone acetate, Prednisone, Enzalutamide
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years and older · Male only
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
19
States / cities
Scottsdale, Arizona • Tucson, Arizona • Los Angeles, California + 16 more
Source: ClinicalTrials.gov public record
Updated Jul 22, 2019 · Synced Sep 24, 2026, 10:05 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 24, 2026, 10:05 AM EDT
Active, not recruiting Phase 2 Interventional

Testing the Addition of a New Anti-cancer Drug, Radium-223 Dichloride, to the Usual Treatment (Cabozantinib) for Advanced Renal Cell Cancer That Has Spread to the Bone, RadiCaL Study

NCT04071223
View directory record Official record
Conditions
Advanced Renal Cell Carcinoma, Chromophobe Renal Cell Carcinoma, Clear Cell Renal Cell Carcinoma, Collecting Duct Carcinoma, Kidney Medullary Carcinoma, Metastatic Malignant Neoplasm in the Bone, Papillary Renal Cell Carcinoma, Stage IV Renal Cell Cancer AJCC v8, Unclassified Renal Cell Carcinoma
Interventions
Biospecimen Collection, Bone Scan, Cabozantinib S-malate, Computed Tomography, Magnetic Resonance Imaging, Positron Emission Tomography, Questionnaire Administration, Radium Ra 223 Dichloride
Procedure · Drug · Other + 1 more
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
134 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
47
States / cities
Birmingham, Alabama • La Jolla, California • Sacramento, California + 37 more
Source: ClinicalTrials.gov public record
Updated Jul 30, 2026 · Synced Sep 24, 2026, 10:05 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 24, 2026, 10:05 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 24, 2026, 10:05 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 24, 2026, 10:05 AM EDT
Terminated Phase 2 Interventional Results available

Androgen Deprivation Therapy +/- Radium-223 Dichloride in Metastatic Prostate Cancer With Bone Metastases

NCT02582749
View directory record Official record
Conditions
Prostate Cancer, Bone Metastases, Prostate Neoplasms
Interventions
LHRH agonist/antagonist, Bicalutamide, Radium-223 dichloride
Drug · Radiation
Lead sponsor
Ajjai Alva, MD
Other
Eligibility
18 Years and older · Male only
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
12
States / cities
Phoenix, Arizona • Peoria, Illinois • Indianapolis, Indiana + 8 more
Source: ClinicalTrials.gov public record
Updated Jul 10, 2022 · Synced Sep 24, 2026, 10:05 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 24, 2026, 10:05 AM EDT
Completed Phase 2 Interventional Results available

Radium Ra 223 With Enzalutamide Compared to Enzalutamide Alone in Men With Metastatic Castration Refractory Prostate Cancer

NCT02199197
View directory record Official record
Conditions
Prostate Cancer
Interventions
Radium Ra 223 Dichloride, Enzalutamide
Drug
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older · Male only
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Oct 29, 2020 · Synced Sep 24, 2026, 10:05 AM EDT
Completed No phase listed Observational

EPIX, a Study to Gather More Information About Characteristics of Patients and Other Factors Which May Contribute to Survival Over a Long Period of Time in Patients With Metastatic Castration-resistant Prostate Cancer (mCRPC) Treated With Radium-223 (Xofigo)

NCT04516161
View directory record Official record
Conditions
Metastatic Castration Resistant Prostate Cancer (mCRPC)
Interventions
Radium-223 dichloride (Xofigo, BAY88-8223)
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years and older
Enrollment
1,180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Whippany, New Jersey
Source: ClinicalTrials.gov public record
Updated Mar 30, 2022 · Synced Sep 24, 2026, 10:05 AM EDT
Completed Phase 1 Interventional

Safety and Tolerability of Atezolizumab (ATZ) in Combination With Radium-223 Dichloride (R-223-D) in Metastatic Castrate-Resistant Prostate Cancer (CRPC) Progressed Following Treatment With an Androgen Pathway Inhibitor

NCT02814669
View directory record Official record
Conditions
Castrate-Resistant Prostate Cancer
Interventions
Atezolizumab, Radium-223 Dichloride
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older · Male only
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
17
States / cities
Duarte, California • San Francisco, California • New Haven, Connecticut + 14 more
Source: ClinicalTrials.gov public record
Updated Sep 23, 2019 · Synced Sep 24, 2026, 10:05 AM EDT
Completed Phase 3 Interventional Results available

Radium-223 Dichloride and Abiraterone Acetate Compared to Placebo and Abiraterone Acetate for Men With Cancer of the Prostate When Medical or Surgical Castration Does Not Work and When the Cancer Has Spread to the Bone, Has Not Been Treated With Chemotherapy and is Causing no or Only Mild Symptoms

NCT02043678
View directory record Official record
Conditions
Prostatic Neoplasms
Interventions
Radium-223 dichloride (Xofigo, BAY88-8223), Matching placebo (normal saline), Abiraterone, Prednisone/Prednisolone
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years and older · Male only
Enrollment
806 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2024
U.S. locations
29
States / cities
Anchorage, Alaska • Tucson, Arizona • Oceanside, California + 25 more
Source: ClinicalTrials.gov public record
Updated Feb 18, 2025 · Synced Sep 24, 2026, 10:05 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 24, 2026, 10:05 AM EDT
Completed Phase 1 Interventional

Fractionated Docetaxel and Radium 223 in Metastatic Castration-Resistant Prostate Cancer

NCT03737370
View directory record Official record
Conditions
Metastatic Castrate Resistant Prostate Cancer
Interventions
Docetaxel, Radium 223
Drug · Radiation
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years and older
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
4
States / cities
Boston, Massachusetts • Detroit, Michigan • Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 6, 2025 · Synced Sep 24, 2026, 10:05 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 24, 2026, 10:05 AM EDT
Completed Phase 2 Interventional Results available

Non-Randomized Trial Assessing Pain Efficacy With Radium-223 in Symptomatic Metastatic Castration-Resistant Prostate Cancer

NCT02278055
View directory record Official record
Conditions
Metastatic Prostate Cancer, Pain
Interventions
Radium-223
Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older · Male only
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2022
U.S. locations
3
States / cities
New York, New York • Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 6, 2023 · Synced Sep 24, 2026, 10:05 AM EDT
Completed Phase 2 Interventional Results available

Standard Dose Versus High Dose and Versus Extended Standard Dose Radium-223 Dichloride in Castration-resistant Prostate Cancer Metastatic to the Bone

NCT02023697
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
391 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
12
States / cities
Scottsdale, Arizona • New Haven, Connecticut • Fort Myers, Florida + 9 more
Source: ClinicalTrials.gov public record
Updated Jul 11, 2019 · Synced Sep 24, 2026, 10:05 AM EDT
Active, not recruiting Phase 2 Interventional Results available

Radium Ra 223 Dichloride, Hormone Therapy and Stereotactic Body Radiation Therapy in Treating Patients With Metastatic Prostate Cancer

NCT03361735
View directory record Official record
Conditions
Prostate Adenocarcinoma
Interventions
Leuprolide Acetate, Goserelin Acetate, Stereotactic Body Radiation Therapy, Radium Ra 223 Dichloride, Laboratory Biomarker Analysis, Degarelix
Drug · Radiation · Other
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
1
States / cities
Duarte, California
Source: ClinicalTrials.gov public record
Updated Apr 8, 2026 · Synced Sep 24, 2026, 10:05 AM EDT
Completed Phase 2 Interventional Results available

Radium-223 and Radiotherapy in Hormone-Naïve Men With Oligometastatic Prostate Cancer to Bone

NCT03304418
View directory record Official record
Conditions
Prostate Cancer Metastatic to Bone
Interventions
Radium Ra 223 Dichloride, Radiation
Drug · Radiation
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older · Male only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Apr 29, 2025 · Synced Sep 24, 2026, 10:05 AM EDT
Active, not recruiting Phase 1Phase 2 Interventional Results available

Testing the Safety of Different Doses of Olaparib Given Radium-223 for Men With Advanced Prostate Cancer With Bone Metastasis

NCT03317392
View directory record Official record
Conditions
Castration-Resistant Prostate Carcinoma, Metastatic Prostate Adenocarcinoma, Stage IVB Prostate Cancer AJCC v8
Interventions
Biopsy Procedure, Biospecimen Collection, Computed Tomography, Laboratory Biomarker Analysis, Magnetic Resonance Imaging, Olaparib, Quality-of-Life Assessment, Radium Ra 223 Dichloride
Procedure · Other · Drug + 1 more
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older · Male only
Enrollment
132 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
22
States / cities
La Jolla, California • Sacramento, California • New Haven, Connecticut + 17 more
Source: ClinicalTrials.gov public record
Updated Sep 8, 2026 · Synced Sep 24, 2026, 10:05 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 24, 2026, 10:05 AM EDT
Completed No phase listed Observational

The Effects of Radium-223 Dichloride Therapy on Radionuclide Bone Scan Lesions.

NCT03368989
View directory record Official record
Conditions
Bony Metastases From Castrate Refractory Prostate Cancer
Interventions
Radium-223 dichloride
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older · Male only
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 10, 2019 · Synced Sep 24, 2026, 10:05 AM EDT