Anti-: Prefix generally meaning against, opposite or opposing, and contrary.. In medicine, anti-often connotes counteracting or effective against as in antibacterial, anti-infective, and antiviral. Sometimes medical terms containing anti-take on new meanings as has occurred with antibiotic and antibody.
1 Epilepsy is also associated with a variety of developmental and metabolic disorders. 2  Other causes include head injury, prenatal injury, and poisoning.  Triggers for seizures include lack of sleep, alcohol consumption, stress, or hormonal changes associated with the menstrual cycle.
While the exact cause of the seizure may not be known, the more common seizures are caused by the following: 1  In newborns and infants: Perinatal disorders. 2  In children, adolescents, and young adults: Alcohol or drugs. 3  Other possible causes of seizures may include: Brain tumor.