Hellhi Doctor I And My Daughter Is Having Pin Worm

hellhi doctor i and my daughter is having pin worm i.e thread worm since last three months we took mebendazole still not cured we both r so restless during night cant sleep due to irritation itching pain and for my daughter the worms literally comes out at night in a flow please help me in getting rid of this worm infection wont it ever get cured