ClinicalTrials.gov record
Completed Phase 1Phase 2 Interventional Results available

Safety, Pharmacokinetic and Proof-of-Concept Study of ARN-509 (Apalutamide) in Castration-Resistant Prostate Cancer (CRPC)

ClinicalTrials.gov ID: NCT01171898

Public ClinicalTrials.gov record NCT01171898. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced May 20, 2026, 10:10 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

An Open-Label, Phase 1/2, Safety, Pharmacokinetic and Proof-of-Concept Study of ARN-509 in Patients With Progressive Advanced Castration-Resistant Prostate Cancer

Study identification

NCT ID
NCT01171898
Recruitment status
Completed
Study type
Interventional
Phase
Phase 1, Phase 2
Lead sponsor
Aragon Pharmaceuticals, Inc.
Industry
Enrollment
127 participants

Conditions and interventions

Interventions

  • ARN-509 (Phase 1) Drug
  • ARN-509 (Phase 2) Drug

Drug

Eligibility (public fields only)

Age range
18 Years and older
Sex
Male
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jul 25, 2010
Primary completion
Aug 19, 2012
Completion
Jul 21, 2025
Last update posted
May 10, 2026

2010 – 2025

United States locations

U.S. sites
15
U.S. states
14
U.S. cities
15
Facility City State ZIP Site status
Not listed San Diego California
Not listed San Francisco California
Not listed Atlanta Georgia
Not listed Baltimore Maryland
Not listed Boston Massachusetts
Not listed Ann Arbor Michigan
Not listed Omaha Nebraska
Not listed New York New York
Not listed Raleigh North Carolina
Not listed Portland Oregon
Not listed Lancaster Pennsylvania
Not listed Myrtle Beach South Carolina
Not listed Dallas Texas
Not listed Seattle Washington
Not listed Madison Wisconsin

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT01171898, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted May 10, 2026 · Synced May 20, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT01171898 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →