in mice , the anticonvulsant potency of the 3 drugs was determined : elevations of the electroconvulsant threshold by 40 v were produced by 0.01 mmole/kg of phenobarbital , 0.017 mmole/kg of primidone or 0.37 mmole/kg of pema .
C0031412
phenobarbital
C0033148
primidone