Effect of Cedar (Ziziphus spina-christi) topical solution in mild to moderate acne vulgaris: a randomized clinical study

ABSTRACT
 Background: Acne is the most prevalent skin disease in the world and antibiotics as its standard treatments have limited and also adverse effects. Cedar (Ziziphus spina-christi) has medicinal properties like antibacterial activity and is used topically for treatment of some kinds of skin problems in Persian medicine. The aim of this study was to evaluation the efficacy of topical cedar solution of acne vulgaris
Methods: Eighty patients aged between 15–45 years with mild to moderate acne vulgaris were conducted in this randomized, double blind trial. The participants were allocated to receive the topical cedar solution plus clindamycin 1% or topical placebo plus 1% clindamycin solution for six weeks Patients were evaluated at the beginning of the study, second, sixth and eighth weeks after intervention for the acne severity index (ASI) and total acne lesions counting (TLC). Data was analyzed by SPSS software with Mann–Whitney U test

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Results: From 105 subjects 68 people completed the study (33 persons in cedar group and 35 persons in placebo group). The mean and standard deviation of the age was 26.1 ± 7.5 years and 22 subjects (32.4%) were male. TLC and ASI in the sixth and eighth weeks in cedar group were significantly
less than in placebo group (p < 0.001). Topical cedar solution had no serious side effects.
Conclusion: The topical cedar solution plus clindamycin 1% was more effective and safe than placebo
plus 1% clindamycin for the treatment of acne vulgaris

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