Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.

NCT00445705 · ClinicalTrials.gov registry record · Phase 2

Safety and Efficacy of AGN 203818 for Pain Associated With Fibromyalgia Syndrome

A Phase 2 study, sponsored by Allergan.

Terminated
Registry status
Phase 2
Development phase
211
Enrollment target

NCT00445705: Clinical Trial Phase 2 study, sponsored by Allergan.

NCT00445705 is a Phase 2 study that was terminated before completion, run by Allergan. The registered enrollment target is 211 participants, above the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (59% higher). According to ClinicalTrials.gov, the official US trial registry.

View on ClinicalTrials.gov ↗

View your shortlist →

The verdict

NCT00445705, a Phase 2 study, was terminated before completion, sponsored by Allergan.

TERMINATED
Registry status
Phase 2
Development phase
211 participants
Enrollment target

Study Summary

This study will explore the safety and effectiveness of different doses of AGN 203818 in treating the pain associated with fibromyalgia syndrome. The study is being conducted in 2 parts. Part A enrolled 211 pts dosed with either 3, 20, 60 mg BID AGN 203818 or placebo over 4 week treatment duration. Part B will enroll 440 pts and dose with either 20, 100, 160 mg BID AGN 203818 or placebo over 12 week treatment duration.

Primary Outcome

Change from Baseline in mean daily-average-pain score at week 4. Patients recorded their daily average pain on a 11-point scale (where 0 equals no pain and 10 equals worst pain imaginable) using a diary during the 4-week treatment period. A negative number change from baseline represents a decrease in average pain (improvement).

Interventions

  • DRUG placebo
  • DRUG AGN 203818

Trial Details

FieldValue
Enrollment Target 211 participants
Start Date 2007-03
Est. Completion 2008-01
Phase Phase 2
Allergan

314 total trials

Why NCT00445705 stopped before completion

NCT00445705 is an interventional study that assigns participants to a tested intervention. The registered 211 participants enrollment target is mid-sized for trials with a published cap, above the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (59% higher).

The record links to 0 conditions, and to 2 interventions - of which placebo is the first listed.

NCT00445705 does not publish any study locations in the registry export this page uses.

Frequently Asked Questions

What is clinical trial NCT00445705 about?

NCT00445705 is a clinical study titled "Safety and Efficacy of AGN 203818 for Pain Associated With Fibromyalgia Syndrome". This study will explore the safety and effectiveness of different doses of AGN 203818 in treating the pain associated with fibromyalgia syndrome. The study is being conducted in 2 parts. Part A enrolled 211 pts dosed with either 3, 20, 60 mg BID AGN 203818 or placebo over 4 week treatment duration. ...

What is the current status of trial NCT00445705?

This trial is currently terminated. It is a Phase 2 study. The enrollment target is 211 participants. The study started on 2007-03. Estimated completion is 2008-01.

What interventions are being tested in trial NCT00445705?

The interventions under investigation include: placebo (DRUG), AGN 203818 (DRUG).

Who is sponsoring clinical trial NCT00445705?

This trial is sponsored by Allergan, which has 314 total clinical trials registered on ClinicalTrials.gov.

How this trial's enrollment target compares

Where NCT00445705's enrollment target sits among peer trials

211 290th of 2000 higher than 1,711 of 2,000 other Phase 2 trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Phase 2 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

Nationwide trials with similar profiles

Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.

Similar enrollment target

  • NCT06698796 · 211 participants · Phase 3

    A Study to Understand How the Study Medicine Dazukibart Works in People With Idiopathic Inflammatory Myopathies

  • NCT04228978 · 212 participants · NA

    Promote Weight Loss in Obese Peripheral Artery Disease (PAD) Patients to Prevent Mobility Loss

  • NCT04725721 · 212 participants · NA

    Testing FIRST in Youth Outpatient Psychotherapy

  • NCT06257576 · 212 participants · Phase 3

    Function of Tamsulosin in Older Males Undergoing Surgery with Indwelling Catheter

Similar registry start date

  • NCT05988463 · started 2027-01-01 · Phase 1

    Dose-Escalation Study of Artesunate Patients With IPF

  • NCT07219706 · started 2026-12-10 · NA

    Dietary Fiber and Time Restricted Eating

  • NCT02831335 · started 2026-12-01

    Technical Development of Multi-Parametric Renocerebral MRI

  • NCT05962346 · started 2026-12 · NA

    Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia

Source: ClinicalTrials.gov NCT00445705, the US trial registry maintained by the National Library of Medicine. NCT00445705 (mid enrollment · none site footprint · terminated) retrieved and formatted by PlainTrial, see methodology.