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Clinical trialNCT03503344CompletedPhase 2Interventional

Apalutamide With or Without Stereotactic Body Radiation in Treating Castration-Resistant Prostate Cancer

SponsorUniversity of California, San FranciscoEnrollment26Castration Levels of TestosteroneCastration-Resistant Prostate CarcinomaPSA ProgressionStage IV Prostate Adenocarcinoma AJCC v7
View the registry record on ClinicalTrials.gov

Summary

The registered summary isn't in our current data snapshot. Read it on the ClinicalTrials.gov record ↗. Why? →

Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

1 registered facility, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

United States
  • University of California, San Francisco

    San Francisco, California, United States

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

No drug or biological interventions are in our data for this study — it may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start
17 Dec 2019
Primary completion
31 Dec 2024
Completion
31 Oct 2025
Last update posted
21 Jan 2026
Registered enrollment
26
Registry id
NCT03503344

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 12 Jul 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.