M Alizade [1] , MD MR Mohammadi Fallah [2] , MD M Shokoohi [3] , MD AH Sharafi [4] , MDM Maghsudi [5] , MD Received: 23 Dec, 2007 Accepted: 12 April, 2008 Abstract Background &Aims : Impacted distal ureteral stone have always been controversial on the choice of treatment. This study aims to evaluate the effect of tamsulosin (non selective alpha 1-blocker) in medical expulsion therapy of d...