Jagdish Paswan of JD defeated Dr. Ashok Kumar of Congress in 1995 .
Dr. Ashok Kumar of Congress defeated Ramotar Paswan , Independent , in February 2005 and Jagdish Paswan of JD ( U ) in 2000 .
Jagdish Paswan of Jagdish Paswan of JD defeated Dr. Dr.   of Congress in 1995 .
Dr. Ashok Kumar of Congress defeated Ramotar Paswan , Independent , in February 2005 and Jagdish Paswan of JD ( U ) in 2000 .