how to call stored procedure using System.data.common in asp.net

using System;
using System.Collections.Generic;
using System.Data;
using System.Data.Common;
using System.Data.SqlClient;
using System.Text;
using Microsoft.Practices.EnterpriseLibrary.Data.Sql;

// ...

SqlDatabase db = new SqlDatabase("YourConnectionString");
DbCommand cmd = db.GetStoredProcCommand("YourProcName");
cmd.Parameters.Add(new SqlParameter("YourParamName", "param value"));

using (IDataReader dr = db.ExecuteReader(cmd))
{
    while (dr.Read())
    {
        // do something with the data
    }
}