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

NCT00832546 · ClinicalTrials.gov registry record · Phase 1

A Safety Tolerance and Experimental Hyperalgesia Study of Oral NGX426 in Healthy Male Voluneteers

A Phase 1 study of Healthy and Hyperalgesia, sponsored by TorreyPines Therapeutics.

Completed
Registry status
Phase 1
Development phase
18
Enrollment target
1
Study location

NCT00832546: Completed Phase 1 study of Healthy and Hyperalgesia, sponsored by TorreyPines Therapeutics.

NCT00832546 is a Phase 1 study of Healthy and Hyperalgesia that has completed, run by TorreyPines Therapeutics. The registered enrollment target is 18 participants, below the 647-participant average among 1,090 other Healthy trials with a reported enrollment target (97% lower). The trial reports 1 study location across 1 state. According to ClinicalTrials.gov, the official US trial registry.

View on ClinicalTrials.gov ↗

View your shortlist →

The verdict

NCT00832546, a Phase 1 study of Healthy and Hyperalgesia, has completed, sponsored by TorreyPines Therapeutics.

COMPLETED
Registry status
Phase 1
Development phase
18 participants
Enrollment target
1
Study location

Study Summary

The purpose of this study is to determine the effects of NGX426 on intradermal capsaicin induced pain in hyperalgesia.

Conditions Studied

Interventions

  • DRUG Placebo
  • DRUG Oral NGX426 (Powder in solution)

Study Locations (1)

California

  • University of California - San Diego

Trial Details

FieldValue
Enrollment Target 18 participants
Start Date 2008-05
Est. Completion 2008-09
Phase Phase 1
TorreyPines Therapeutics

3 total trials

What the finished NCT00832546 record still lists

NCT00832546 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 18 participants, a relatively small participant target, below the 647-participant average among 1,090 other Healthy trials with a reported enrollment target (97% lower).

The record links to 2 conditions, with Healthy appearing as the primary indexed condition, and to 2 interventions - of which Placebo is the first listed.

NCT00832546 reports a single indexed study location in California.

Frequently Asked Questions

What is clinical trial NCT00832546 about?

NCT00832546 is a clinical study titled "A Safety Tolerance and Experimental Hyperalgesia Study of Oral NGX426 in Healthy Male Voluneteers". The purpose of this study is to determine the effects of NGX426 on intradermal capsaicin induced pain in hyperalgesia.

What is the current status of trial NCT00832546?

This trial is currently completed. It is a Phase 1 study. The enrollment target is 18 participants. The study started on 2008-05. Estimated completion is 2008-09.

What conditions does trial NCT00832546 study?

This clinical trial studies the following conditions: Healthy, Hyperalgesia.

What interventions are being tested in trial NCT00832546?

The interventions under investigation include: Placebo (DRUG), Oral NGX426 (Powder in solution) (DRUG).

Who is sponsoring clinical trial NCT00832546?

This trial is sponsored by TorreyPines Therapeutics, which has 3 total clinical trials registered on ClinicalTrials.gov.

Where is trial NCT00832546 being conducted?

This trial has 1 study location across California. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.

Similar trials for Healthy

Matched on the same primary condition, ranked to surface studies in the same phase first, then by recruiting status, no relevance scoring or editorial curation.

Where NCT00832546's enrollment target sits among peer trials

18 904th of 1090 higher than 163 of 1,090 other Healthy trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Healthy 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

  • NCT01245179 · 18 participants · Phase 1

    Study of Panobinostat (LBH589) in Patients With Sickle Cell Disease

  • NCT01999361 · 18 participants · NA

    Prevention of de Novo Allosensitization in Islet Transplant Recipients Following Complete Graft Loss

  • NCT02359825 · 18 participants · Phase 1

    Nerve Repair Using Hydrophilic Polymers to Promote Immediate Fusion of Severed Axons and Swift Return of Function

  • NCT02870244 · 18 participants · Phase 1

    Adoptive T Cell Immunotherapy for Advanced Melanoma Using Engineered Lymphocytes

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 NCT00832546, the US trial registry maintained by the National Library of Medicine. NCT00832546 (small enrollment · single site footprint · completed) retrieved and formatted by PlainTrial, see methodology.