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NCT01483183 · ClinicalTrials.gov registry record · Phase 1

Ascending Dose Study of OPC-108459 Intravenous Infusions in Patients With Paroxysmal and Persistent Atrial Fibrillation

A Phase 1 study, sponsored by Otsuka Pharmaceutical Development & Commercialization.

Terminated
Registry status
Phase 1
Development phase
40
Enrollment target

NCT01483183: Clinical Trial Phase 1 study, sponsored by Otsuka Pharmaceutical Development & Commercialization.

NCT01483183 is a Phase 1 study that was terminated before completion, run by Otsuka Pharmaceutical Development & Commercialization. The registered enrollment target is 40 participants, below the 60-participant average among 29,502 other Phase 1 trials with a reported enrollment target (33% lower). According to ClinicalTrials.gov, the official US trial registry.

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The verdict

NCT01483183, a Phase 1 study, was terminated before completion, sponsored by Otsuka Pharmaceutical Development & Commercialization.

TERMINATED
Registry status
Phase 1
Development phase
40 participants
Enrollment target

Study Summary

The purpose of Part 1 of this study is to determine the maximally tolerated dose of OPC-108459 in patients with paroxysmal and persistent atrial fibrillation (AF). The purpose of Part 2 of this study is to determine potential efficacy of dose(s) of OPC-108459 for the treatment of paroxysmal and persistent atrial fibrillation.

Primary Outcome

OPC-108459 was administered as a 10-minute constant rate IV infusion. Blood samples were collected pre-dose (within 45 minutes of dosing), at the end of infusion and 0.5, 1, 2, 4, 8 and 24 hours post start of infusion.

Interventions

  • DRUG Placebo
  • DRUG OPC-108459

Trial Details

FieldValue
Enrollment Target 40 participants
Start Date 2011-11
Est. Completion 2015-10
Phase Phase 1

Why NCT01483183 stopped before completion

NCT01483183 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 40 participants, a relatively small participant target, below the 60-participant average among 29,502 other Phase 1 trials with a reported enrollment target (33% lower).

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

NCT01483183 does not publish any study locations in the registry export this page uses.

Frequently Asked Questions

What is clinical trial NCT01483183 about?

NCT01483183 is a clinical study titled "Ascending Dose Study of OPC-108459 Intravenous Infusions in Patients With Paroxysmal and Persistent Atrial Fibrillation". The purpose of Part 1 of this study is to determine the maximally tolerated dose of OPC-108459 in patients with paroxysmal and persistent atrial fibrillation (AF). The purpose of Part 2 of this study is to determine potential efficacy of dose(s) of OPC-108459 for the treatment of paroxysmal and per...

What is the current status of trial NCT01483183?

This trial is currently terminated. It is a Phase 1 study. The enrollment target is 40 participants. The study started on 2011-11. Estimated completion is 2015-10.

What interventions are being tested in trial NCT01483183?

The interventions under investigation include: Placebo (DRUG), OPC-108459 (DRUG).

Who is sponsoring clinical trial NCT01483183?

This trial is sponsored by Otsuka Pharmaceutical Development & Commercialization, which has 221 total clinical trials registered on ClinicalTrials.gov.

How this trial's enrollment target compares

Where NCT01483183's enrollment target sits among peer trials

40 1130th of 2000 higher than 810 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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Source: ClinicalTrials.gov NCT01483183, the US trial registry maintained by the National Library of Medicine. NCT01483183 (small enrollment · none site footprint · terminated) retrieved and formatted by PlainTrial, see methodology.