A young male, Farhan suffers from a seizure disorder which is characterized by tonic rigidity of limbs followed in 20-30 sec by tremors progressing to massive jerking of the body. This clonic phase lasts for 1–3 min. The anti–seizure drug of choice for this patient is :: (A) Clonazepam, (B) Ethosuximide, (C) Fosphenytoin, (D) Valproic acid
Answer is D. None