 [ Symptoms ] can epilepsy only occur while sleeping  my father has had about 4 episodes in about years in which he looses consciousness and become very stiffed always during the first 10 to 20 minutes after he goes to sleep he is always taken to the hospital and all tests become negative could this be a type of epilepsy [ Disease ] com yes most of them are just caused by the bacteria keep on metronidazole until the symptoms ends and you feel ok repeat a stool lab after all to confirm its death drink plenty of water and avoid dehydration …