Differin® Gel x12 Wks vs Tazorac® Cream x12 Wks vs Differin® x6 Wks Switched to Tazorac® x6 Wks for Treatment of Acne
Summary
The registered summary isn't in our current data snapshot. Read it on the ClinicalTrials.gov record ↗. Why? →
Investigators
The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.
- Ronald W Gottschalk, MD
Galderma R&D
Study Director
A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.
Sites
12 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.
- Therapeutics Clinical Research
San Diego, California, United States
- Henry Ford Medical Center-Dept. of Dermatology
Detroit, Michigan, United States
- Minnesota Clinical Study Center
Fridley, Minnesota, United States
- State University of New York Downstate Medical Center-Dept. of Dermatology
Brooklyn, New York, United States
- Dermatology Research Associates
Cincinnati, Ohio, United States
- Phoebe Rich, Md & Associates
Portland, Oregon, United States
- Milton S. Hershey Medical Center Center-Div. of Dermatology
Hershey, Pennsylvania, United States
- Dermresearch, Inc.
Austin, Texas, United States
- J & S Studies, Inc.
Bryan, Texas, United States
- Stephens & Associates
Carrollton, Texas, United States
- Dermatology Research Center
Salt Lake City, Utah, United States
- Virginia Clinical Research, Inc.
Norfolk, Virginia, United States
Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.
Drugs studied
No drug or biological interventions are in our data for this study — it may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →
Registration & key dates
Registry attributes as recorded on the ClinicalTrials.gov study record.
- Start
- 28 Feb 2006
- Primary completion
- 30 Sept 2006
- Completion
- 30 Sept 2006
- Last update posted
- 29 Jul 2022
- Registered enrollment
- 302
- Registry id
- NCT00469755
Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 12 Jul 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.