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NCT00065715 · ClinicalTrials.gov registry record · Phase 3
Echinacea Versus Placebo Effect in Common Cold (Physician Echinacea Placebo)
A Phase 3 study of Common Cold, sponsored by University of Wisconsin, Madison.
- Completed
- Registry status
- Phase 3
- Development phase
- 719
- Enrollment target
- 1
- Study location
NCT00065715 is a Phase 3 study of Common Cold that has completed, run by University of Wisconsin, Madison. The registered enrollment target is 719 participants, above the 290-participant average among 5 other Common Cold trials with a reported enrollment target (148% higher). The trial reports 1 study location across 1 state.
The verdict
NCT00065715, a Phase 3 study of Common Cold, has completed, sponsored by University of Wisconsin, Madison.
- COMPLETED
- Registry status
- Phase 3
- Development phase
- 719 participants
- Enrollment target
- 1
- Study location
Study Summary
The design and interpretation of randomized trials is intimately connected to the use of "placebo". The nature and magnitude of placebo effects, however, is very poorly understood. This study will assess and compare placebo effects and physician interaction effects within a community-acquired common cold model. The goal of this study is to assess two kinds of placebo affects and how physician interaction effects; 1. The effect of receiving blinded placebo, compared to no treatment; and 2. The effect of receiving open-label active Echinacea treatment compared to blinded active treatment.
Conditions Studied
Interventions
- DIETARY_SUPPLEMENT Echinacea
- OTHER Blinded placebo
Study Locations (1)
Wisconsin
- University of Wisconsin-Madison Department of Family Medicine - Madison
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 719 participants |
| Start Date | 2003-09 |
| Est. Completion | 2013-04 |
| Phase | Phase 3 |
Interested in This Trial?
Full Details on ClinicalTrials.gov ↗What the Registry Record Tells You About NCT00065715
The ClinicalTrials.gov registry entry for NCT00065715 describes a study currently listed as completed, categorized as Phase 3. The registered enrollment target is 719 participants, a figure that helps gauge the scale of data the investigators plan to collect, above the 290-participant average among 5 other Common Cold trials with a reported enrollment target (148% higher). The listed sponsor is University of Wisconsin, Madison, which has 1,039 total studies on file at ClinicalTrials.gov.
The record links to 1 condition, with Common Cold appearing as the primary indexed condition, and to 2 interventions - of which Echinacea is the first listed.
NCT00065715 reports 1 study location spanning 1 distinct geographic area - top geographies include Wisconsin.
Frequently Asked Questions
What is clinical trial NCT00065715 about?
NCT00065715 is a clinical study titled "Echinacea Versus Placebo Effect in Common Cold (Physician Echinacea Placebo)". The design and interpretation of randomized trials is intimately connected to the use of "placebo". The nature and magnitude of placebo effects, however, is very poorly understood. This study will assess and compare placebo effects and physician interaction effects within a community-acquired common...
What is the current status of trial NCT00065715?
This trial is currently completed. It is a Phase 3 study. The enrollment target is 719 participants. The study started on 2003-09. Estimated completion is 2013-04.
What conditions does trial NCT00065715 study?
This clinical trial studies the following conditions: Common Cold.
What interventions are being tested in trial NCT00065715?
The interventions under investigation include: Echinacea (DIETARY_SUPPLEMENT), Blinded placebo (OTHER).
Who is sponsoring clinical trial NCT00065715?
This trial is sponsored by University of Wisconsin, Madison, which has 1,039 total clinical trials registered on ClinicalTrials.gov.
Where is trial NCT00065715 being conducted?
This trial has 1 study location across Wisconsin. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.
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Read our methodology - how this data is sourced, computed, and verified.
Related
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