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NCT01017939 · ClinicalTrials.gov registry record · Phase 1
A Drug-Drug Interaction Study of Abiraterone Acetate Plus Prednisone With Dextromethorphan and Theophylline in Patients With Metastatic Castration-Resistant Prostate Cancer
A Phase 1 study, sponsored by Janssen Research & Development.
- Completed
- Registry status
- Phase 1
- Development phase
- 34
- Enrollment target
NCT01017939: Completed Phase 1 study, sponsored by Janssen Research & Development.
NCT01017939 is a Phase 1 study that has completed, run by Janssen Research & Development. The registered enrollment target is 34 participants, below the 60-participant average among 29,502 other Phase 1 trials with a reported enrollment target (43% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT01017939, a Phase 1 study, has completed, sponsored by Janssen Research & Development.
- COMPLETED
- Registry status
- Phase 1
- Development phase
- 34 participants
- Enrollment target
Study Summary
The purpose of this study is to evaluate the effects of multiple doses of abiraterone acetate plus prednisone on the pharmacokinetics (study of what the body does to a drug) of single doses of dextromethorphan hydrobromide and theophylline in patients with castration resistant prostate cancer.
Interventions
- DRUG Theophylline
- DRUG Prednisone
- DRUG Abiraterone acetate
- DRUG Dextromethorphan hydrobromide
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 34 participants |
| Start Date | 2010-01 |
| Est. Completion | 2012-04 |
| Phase | Phase 1 |
What the finished NCT01017939 record still lists
NCT01017939 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 34 participants, a relatively small participant target, below the 60-participant average among 29,502 other Phase 1 trials with a reported enrollment target (43% lower).
The record links to 0 conditions, and to 4 interventions - of which Theophylline is the first listed.
NCT01017939 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT01017939 about?
NCT01017939 is a clinical study titled "A Drug-Drug Interaction Study of Abiraterone Acetate Plus Prednisone With Dextromethorphan and Theophylline in Patients With Metastatic Castration-Resistant Prostate Cancer". The purpose of this study is to evaluate the effects of multiple doses of abiraterone acetate plus prednisone on the pharmacokinetics (study of what the body does to a drug) of single doses of dextromethorphan hydrobromide and theophylline in patients with castration resistant prostate cancer.
What is the current status of trial NCT01017939?
This trial is currently completed. It is a Phase 1 study. The enrollment target is 34 participants. The study started on 2010-01. Estimated completion is 2012-04.
What interventions are being tested in trial NCT01017939?
The interventions under investigation include: Theophylline (DRUG), Prednisone (DRUG), Abiraterone acetate (DRUG), Dextromethorphan hydrobromide (DRUG).
Who is sponsoring clinical trial NCT01017939?
This trial is sponsored by Janssen Research & Development, which has 593 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT01017939's enrollment target sits among peer trials
34 1273rd of 2000 higher than 721 of 2,000 other Phase 1 trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other Phase 1 trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
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