Adapalene-Benzoy Peroxide (BPO) Gel in the Treatment of Acne Vulgaris as a 6-month Maintenance

Efficacy and Safety Comparison of Adapalene 0.1% / Benzoyl Peroxide 2.5% Gel Versus Adapalene 0.1% / Benzoyl Peroxide 2.5% Gel Vehicle Gel as a 6-month Acne Maintenance Treatment

The purpose of this study is to demonstrate the efficacy of Adapalene 0.1% /Benzoyl Peroxide 2.5% Gel compared to its Vehicle Gel as an acne maintenance treatment in Subjects previously treated with Adapalene-BPO Gel or Adapalene-BPO Vehicle Gel both associated with Doxycycline Hyclate 100 mg. The safety of the two investigational treatments will also be assessed.

This study is a follow-up to RD.03.SPR.29074 - ACCESS I / NCT00688064 - "Adapalene-BPO Gel Associated With Doxycycline 100 mg in the Treatment of Severe Acne Vulgaris"

Inclusion Criteria:

• Subjects who completed the previous study (RD.03.SPR29074 - NCT00688064)and had obtained at least a good Improvement (Grade, 0, 1, 2 or 3)

Exclusion Criteria:

• Female Subjects who are pregnant, nursing or planning a pregnancy during the study
• Subjects who foresee intensive UV exposure during the study (mountain sports, UV radiation, sunbathing, etc).