Samer Haidar is a Faculty of pharmacy, Damascus University, 17 April Street, Damascus, Syria. His international experience includes various programs, contributions and participation in different countries for diverse fields of study.ÃÂ His research interests reflect in his wide range of publications in various national and international journals.ÃÂ He is published one of article is Pharmaceutical quality of generic sitagliptin tablets compared with januvia. His Research interests are Environmental Science, Food Science, RP-HPLC, Sitagliptin, Januvia, Pharmaceutical quality, f1, f2 factors, dissolution profile. He is published so many Journals.