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To compare results of different treatment regimens based on stratification of acne to prescribe the right treatment protocol according to clinical form and grade of acne. A transversal, cohort study conducted in 230 patients with acne vulgaris. Patients were divided into three groups according to acne severity and the results of each protocol determined in 0, 4, 6, 8, 12, 18 and 24 weeks. Statistical analysis was conducted using Wilcoxon and Mann-Whitney tests 230 patients (99 females and 131 males) took part in the study. In first grade acne (70 patients), the most effective drug for papulo-pustular lesions was azelaic acid, where the average value of the reduction was 1.03% per week. For comedone reduction, the most effective drug resulted retinol with 17.7% mean reduction per week. In second grade acne (66 patients), the most effective scheme was: doxycycline + topical retinoid + benzoyl peroxide. In the third grade (92 patients), the most effective drug was oral isotretinoin. Accurate stratification, based on clinical characteristics is required for better outcome. Treatment success is related to the respective individually tailored treatment schemes in patients with acne.
Jorgaqi et al. (Sun,) studied this question.