Just traverse the tree view (Object Explorer) typically found in left pane, keep expanding nodes, and identify the stored procedure you wish to execute, select it, right click and from the context sensitive menu, click on 'Execute Stored Procedure' option.
Just traverse the tree view (Object Explorer) typically found in left pane, keep expanding nodes, and identify the stored procedure you wish to execute, select it, right click and from the context sensitive menu, click on 'Execute Stored Procedure' optioit showed in next screen after i do this step