MedPath

A Phase II, Randomized Study of ACZONE™ (Dapsone) Gel, 5% for Papulopustular Rosacea.

Phase 2
Completed
Conditions
Rosacea
Registration Number
NCT00249782
Lead Sponsor
Allergan
Brief Summary

The purpose of this study is to evaluate the safety and effectiveness of ACZONE™ gel compared to placebo (inactive substance), MetroGel® and a combination of ACZONE™ gel and MetroGel® for the treatment of rosacea.

ACZONE™ gel, 5% is a topical (applied to the skin) medication that is approved by the United States Food and Drug Administration (FDA) for the treatment of acne vulgaris in people 12 years and older. The use of ACZONE™ for the treatment of rosacea is investigational. An investigational use is one that is not approved by the FDA.

Subjects will apply the study treatment for 12 weeks. Efficacy assessments will be performed at baseline and Weeks 2, 4, 8, and 12. Laboratory assessments will be conducted at baseline and Week, 2, 4 and 12.

Detailed Description

Study Objective:

•To evaluate the safety and preliminary efficacy of ACZONE in subjects with papulopustular rosacea

Study Population: Approximately 400 male and female subjects will be enrolled at 27 study centers in the United States.

Study Treatment: Subjects will be randomized to 1 of 5 treatment regimens. Subjects will receive study medication for 12 weeks. Study participation is 13 weeks (5 clinic visits and 1 telephone follow-up).

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
400
Inclusion Criteria

To be eligible for the study, subjects must fulfill all of the following criteria:

  1. Men or women ≥18 years of age.
  2. A diagnosis of papulopustular rosacea, with ≥10 inflammatory lesions (papules and/or pustules) above the mandibular line at baseline.
  3. An Investigator Global Assessment (IGA) score ≥2
  4. In good physical and mental health.
  5. Signature of an approved informed consent form for the study and HIPAA authorization (if applicable).
  6. Willingness to comply with the protocol.
Exclusion Criteria

Subjects meeting any of the following criteria will be excluded from the study:

  1. A skin examination reveals the presence of another skin disease and/or condition (excessive facial hair, excessive scarring, sunburn, or other disfigurement) located on the face that would confound the evaluation of the rosacea condition.
  2. Current or past ocular rosacea, such as conjunctivitis, iritis, and keratitis, of sufficient severity to require topical or systemic antibiotics.
  3. Treatment with topical antibiotics, topical steroids and other topical rosacea treatments on the face within 14 days of Baseline and throughout the study.
  4. Treatment with systemic steroids within 30 days of Baseline and throughout the study.
  5. Treatment with any systemic antibiotics within 30 days of Baseline and throughout the study.
  6. Treatment with any systemic medication or therapy known to affect inflammatory responses within the 30 days prior to Baseline or throughout the study.
  7. Treatment with topical retinoids within 30 days or systemic retinoids within 180 days of Baseline and throughout the study.
  8. Treatment with physical modalities that could benefit rosacea are prohibited within 30 days of Baseline and throughout the study.

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Primary Outcome Measures
NameTimeMethod
Efficacy: Percent change and change from baseline in inflammatory lesion counts;
"Success" rate, defined as proportion of subjects with a score of 0 or 1 and at least a 2 point improvement from baseline on the IGA scale;
Erythema & telangiectasia scores;
Lesion counts over time
Secondary Outcome Measures
NameTimeMethod
Safety: Adverse events and concomitant medications; Local symptom scores; Hematology and chemistry laboratory parameters; Vital signs
Other: Plasma dapsone concentrations

Trial Locations

Locations (25)

University Clinical Research, Inc.

🇺🇸

Pembroke Pines, Florida, United States

Paddington Testing Co., Inc.

🇺🇸

Philadelphia, Pennsylvania, United States

Academic Dermatology Associates

🇺🇸

Albuquerque, New Mexico, United States

Tampa Bay Medical Research

🇺🇸

Clearwater, Florida, United States

Visions Clinical Research

🇺🇸

Boynton Beach, Florida, United States

Welborn Clinic

🇺🇸

Evansville, Indiana, United States

Dermatology Consulting Services

🇺🇸

High Point, North Carolina, United States

Dermatology Clinical Trials Unit Washington University

🇺🇸

St. Louis, Missouri, United States

East Bay Dermatology Medical Group, Inc.

🇺🇸

Fremont, California, United States

The Savin Center, PC

🇺🇸

New Haven, Connecticut, United States

MedaPhase, Inc.

🇺🇸

Newnan, Georgia, United States

Clincial Research Specialists, Inc.

🇺🇸

Santa Monica, California, United States

J&S Studies Inc.

🇺🇸

Bryan, Texas, United States

Cherry Creek Research, Inc

🇺🇸

Denver, Colorado, United States

Therapeutics Clinical Research

🇺🇸

San Diego, California, United States

FXM Research

🇺🇸

Miami, Florida, United States

Skin Specialists, PC

🇺🇸

Omaha, Nebraska, United States

Northwest Dermatology and Research Center

🇺🇸

Portland, Oregon, United States

Dermatology Research Association, Inc.

🇺🇸

Nashville, Tennessee, United States

University Dermatology Consultants, Inc.

🇺🇸

Cincinnati, Ohio, United States

Dermatology Research Associates Inc.

🇺🇸

Cincinnati, Ohio, United States

Oregon Medical Research Center

🇺🇸

Portland, Oregon, United States

DermResearch, Inc.

🇺🇸

Austin, Texas, United States

Madison Skin & Research, Inc.

🇺🇸

Madison, Wisconsin, United States

Radiant Research

🇺🇸

Tucson, Arizona, United States

© Copyright 2025. All Rights Reserved by MedPath