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NCT00176969 · ClinicalTrials.gov registry record · Phase 4

Response of Topical Capsaicin in Alopecia Areata

A Phase 4 study, sponsored by University of Minnesota.

Completed
Registry status
Phase 4
Development phase
24
Enrollment target

NCT00176969: Completed Phase 4 study, sponsored by University of Minnesota.

NCT00176969 is a Phase 4 study that has completed, run by University of Minnesota. The registered enrollment target is 24 participants, below the 518-participant average among 9,235 other Phase 4 trials with a reported enrollment target (95% lower). According to ClinicalTrials.gov, the official US trial registry.

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The verdict

NCT00176969, a Phase 4 study, has completed, sponsored by University of Minnesota.

COMPLETED
Registry status
Phase 4
Development phase
24 participants
Enrollment target

Study Summary

It has been postulated that Alopecia Areata (AA) is, at least in part, a neurologically mediated disease. Research supporting this theory includes the finding that nerves surrounding the hair follicles are collapsed. We want to take this research a step further and show that not only are these perifollicular nerves collapsed, but that their function is also impaired.

Interventions

  • DRUG Capsaicin

Trial Details

FieldValue
Enrollment Target 24 participants
Start Date 1997-08
Est. Completion 2000-06
Phase Phase 4
University of Minnesota

966 total trials

What the finished NCT00176969 record still lists

NCT00176969 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 24 participants, a relatively small participant target, below the 518-participant average among 9,235 other Phase 4 trials with a reported enrollment target (95% lower).

The record links to 0 conditions, and to 1 intervention - of which Capsaicin is the first listed.

NCT00176969 does not publish any study locations in the registry export this page uses.

Frequently Asked Questions

What is clinical trial NCT00176969 about?

NCT00176969 is a clinical study titled "Response of Topical Capsaicin in Alopecia Areata". It has been postulated that Alopecia Areata (AA) is, at least in part, a neurologically mediated disease. Research supporting this theory includes the finding that nerves surrounding the hair follicles are collapsed. We want to take this research a step further and show that not only are these perif...

What is the current status of trial NCT00176969?

This trial is currently completed. It is a Phase 4 study. The enrollment target is 24 participants. The study started on 1997-08. Estimated completion is 2000-06.

What interventions are being tested in trial NCT00176969?

The interventions under investigation include: Capsaicin (DRUG).

Who is sponsoring clinical trial NCT00176969?

This trial is sponsored by University of Minnesota, which has 966 total clinical trials registered on ClinicalTrials.gov.

How this trial's enrollment target compares

Where NCT00176969's enrollment target sits among peer trials

24 1699th of 2000 higher than 276 of 2,000 other Phase 4 trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Phase 4 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 NCT00176969, the US trial registry maintained by the National Library of Medicine. NCT00176969 (small enrollment · none site footprint · completed) retrieved and formatted by PlainTrial, see methodology.