quinidine , quinine , propafenone , oxprenolol , propranolol , ajmaline , desipramine , imipramine , chlorpromazine and amitryptiline were competitive inhibitors for the formation of hydroxymethylmexiletine and p-hydroxymexiletine as for prototype reactions of the sparteine-debrisoquine type polymorphism .
C0034414
quinidine
C0033429
propafenone