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21 Day Irritancy Test of Azelaic Acid Pre-foam Formulation

Phase 1
Completed
Conditions
Healthy
Interventions
Drug: azelaic acid pre-foam formulation
Drug: Vehicle pre-foam formulation
Registration Number
NCT01430312
Lead Sponsor
LEO Pharma
Brief Summary

The purpose of this study is to determine the irritancy potential of azelaic acid pre-foam formulation.

Detailed Description

This is the standard patch test over 21 days of exposure of the test product,its vehicle and a positive as well as a negative control.

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
40
Inclusion Criteria
  • healthy volunteers
  • male ore female subjects
  • aged 18 - 65 years
  • ability to understand and fulfill the study requirements
Exclusion Criteria
  • affected skin in designated test area
  • pregnancy or lactation
  • not willing to comply with study requirements

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Positive controlSodium lauryl sulfateTopical application of 0.5% Sodium Lauryl sulfate (positive control) on the skin
Verumazelaic acid pre-foam formulationTopical application of verum (azelaic acid pre-foam formulation) on the skin
VehicleVehicle pre-foam formulationTopical application of vehicle formulation (same as verum but without active drug substance) on the skin
Negative controlWaterTopical application of distilled water (negative control) on the skin
Primary Outcome Measures
NameTimeMethod
irritancy rating scale21 days

skin reaction as well as superficial layer effects will be scored according to standardized scales

Secondary Outcome Measures
NameTimeMethod

Trial Locations

Locations (1)

Robert I. Cooper, MD

🇺🇸

Fargo, North Dakota, United States

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