Combination Therapy With Differin® Gel 0.3% and Duac® (Clindamycin/Benzoyl Peroxide Gel) in Subjects With Acne Vulgaris

Global Severity Assessment Success

Global Severity was assessed on a 6 point scale (Clear, Almost Clear, Mild, Moderate, Severe). The scale was dichotomized to success or failure where success = Clear or Almost Clear

Time frame: 6 and 12 weeks

Global Assessment of Improvement From Baseline

Time frame: 12 weeks

Worst Post Baseline Tolerability Assessment - Erythema

Please Note: "Tolerability Assessments" were captured separately from adverse events. Tolerability changes that required a dose modification or concomitant treatment were to be recorded on the Adverse Event CRF.

Time frame: 12 weeks

Worst Post Baseline Tolerability Assessment - Scaling

Please Note: "Tolerability Assessments" were captured separately from adverse events. Tolerability changes that required a dose modification or concomitant treatment were to be recorded on the Adverse Event CRF.

Time frame: 12 weeks

Worst Post Baseline Tolerability Assessment - Dryness

Please Note: "Tolerability Assessments" were captured separately from adverse events. Tolerability changes that required a dose modification or concomitant treatment were to be recorded on the Adverse Event CRF.

Time frame: 12 weeks

Worst Post Baseline Tolerability Assessment - Burning/Stinging

Please Note: "Tolerability Assessments" were captured separately from adverse events. Tolerability changes that required a dose modification or concomitant treatment were to be recorded on the Adverse Event CRF.