Color reaction of cholesterol with benzoyl peroxide in concentrated trichloroacetic acid.
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چکیده
منابع مشابه
Tretinoin and Benzoyl Peroxide
A simple, sensitive, spectrophotometric method in UV region has been developed for the simultaneous estimation of benzoyl peroxide and tretinoin in bulk and semi solid dosage form (cream). Standard solution of benzoyl peroxide shows maximum absorbance at 234.8 nm and tretinoin shows maximum absorbance at 348.6 nm. Beer’s Lamberts law is obeyed in concentration range 1-9 μg/ml for tretinoin with...
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INTRODUCTION A solubilized 5% BPO gel has been developed to enhance the bioavailability, follicular penetration, and efficacy of BPO. METHODS Sixty-five patients with moderate facial acne vulgaris were randomly assigned to apply solubilized 5% BPO gel to one facial side and 5% BPO/1% clindamycin to the contralateral side, twice daily for four or 12 weeks. RESULTS The solubilized BPO gel res...
متن کاملEfficacy of Topical Trichloroacetic Acid and Hydrogen Peroxide for Aphthous Ulcers
Background: Aphthous ulceration is a common and painful problem. This study was conducted to evaluate the therapeutic effect of local application of trichloroacetic acid and hydrogen peroxide for aphthous ulcers minor. Methodology: This was a double blind controlled study; conducted at Al-Mawanee and Basrah General Hospital. Patients with aphthous ulcers minor were enrolled in this study betwee...
متن کاملEfficacy of benzoyl peroxide (5.3%) emollient foam and benzoyl peroxide (8%) wash in reducing Propionibacterium acnes on the back.
BACKGROUND Topical treatment of acne vulgaris on the back is challenging largely due to the extensive broad surface with difficult to reach areas. A "leave-on" foam is suited for application to the trunk due to ease of application and spreadability. Prior to this trial, no data on Propionibacterium acnes (P. acnes) reduction on the back has existed for any benzoyl peroxide (BP) formulations or ...
متن کاملCROSS treatment of acne scars with trichloroacetic acid
Objective To establish efficacy and safety of medium depth spot peeling with 35% TCA in atrophic and rolled acne scars, in Asian skin (Fitzpatrick skin type III to IV). Patients and methods The study was carried out in the Department of Dermatology Sheikh Zayed Hospital form September 2009 to April 2010. Patients with rolled or atrophic acne scars who presented to skin or plastic surgery outdoo...
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ژورنال
عنوان ژورنال: Chemical and Pharmaceutical Bulletin
سال: 1976
ISSN: 0009-2363,1347-5223
DOI: 10.1248/cpb.24.375