( tf , th and cl or mcl ) in an almost same antagonism , 2 ) drugs ( phenacemide , dipropylacetate , pheneturide , acetylpheneturide and phenobarbital ) which inhibit all forms of seizures at relatively dissociated doses for the prevention of each component of seizures , 3 ) drugs ( diphenylhydantoin and carbamazepine ) which selectively abolish both components ( tf and th ) of tonic seizures , and 4 ) drugs ( acetazolamide , sulthiame and primidone ) exclusively blocking th of tonic seizures .
C0031412
phenobarbital
C0033148
primidone