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NCT01058642 · ClinicalTrials.gov registry record · Phase 2

Study to Assess the Efficacy, Safety, and Tolerability of ADL5747 in Participants With Postherpetic Neuralgia

A Phase 2 study, sponsored by Cubist Pharmaceuticals LLC, a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA).

Terminated
Registry status
Phase 2
Development phase
41
Enrollment target

NCT01058642: Clinical Trial Phase 2 study, sponsored by Cubist Pharmaceuticals LLC, a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA).

NCT01058642 is a Phase 2 study that was terminated before completion, run by Cubist Pharmaceuticals LLC, a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA). The registered enrollment target is 41 participants, below the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (69% lower). According to ClinicalTrials.gov, the official US trial registry.

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The verdict

NCT01058642, a Phase 2 study, was terminated before completion, sponsored by Cubist Pharmaceuticals LLC, a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA).

TERMINATED
Registry status
Phase 2
Development phase
41 participants
Enrollment target

Study Summary

The primary purpose of this study is to evaluate the analgesic efficacy of ADL5747 in participants with postherpetic neuralgia (PHN). The secondary objective of this study is to evaluate the safety, tolerability, and pharmacokinetics of ADL5747.

Primary Outcome

The NPRS is an 11-point scale (0 to 10) with 0 indicating no pain and 10 indicating the worst possible pain. The mean of the daily average scores were calculated from the NPRS pain assessments obtained up to 3 times per day over a 7-day period.

Interventions

  • DRUG Placebo
  • DRUG Pregabalin
  • DRUG ADL5747

Trial Details

FieldValue
Enrollment Target 41 participants
Start Date 2010-01
Est. Completion 2010-12
Phase Phase 2

Why NCT01058642 stopped before completion

NCT01058642 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 41 participants, a relatively small participant target, below the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (69% lower).

The record links to 0 conditions, and to 3 interventions - of which Placebo is the first listed.

NCT01058642 does not publish any study locations in the registry export this page uses.

Frequently Asked Questions

What is clinical trial NCT01058642 about?

NCT01058642 is a clinical study titled "Study to Assess the Efficacy, Safety, and Tolerability of ADL5747 in Participants With Postherpetic Neuralgia". The primary purpose of this study is to evaluate the analgesic efficacy of ADL5747 in participants with postherpetic neuralgia (PHN). The secondary objective of this study is to evaluate the safety, tolerability, and pharmacokinetics of ADL5747.

What is the current status of trial NCT01058642?

This trial is currently terminated. It is a Phase 2 study. The enrollment target is 41 participants. The study started on 2010-01. Estimated completion is 2010-12.

What interventions are being tested in trial NCT01058642?

The interventions under investigation include: Placebo (DRUG), Pregabalin (DRUG), ADL5747 (DRUG).

Who is sponsoring clinical trial NCT01058642?

This trial is sponsored by Cubist Pharmaceuticals LLC, a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA), which has 42 total clinical trials registered on ClinicalTrials.gov.

How this trial's enrollment target compares

Where NCT01058642's enrollment target sits among peer trials

41 1352nd of 2000 higher than 639 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

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Source: ClinicalTrials.gov NCT01058642, the US trial registry maintained by the National Library of Medicine. NCT01058642 (small enrollment · none site footprint · terminated) retrieved and formatted by PlainTrial, see methodology.