C01BAAntiarrhythmics, class Ia
- quinidineC01BA01
- procainamideC01BA02
- disopyramideC01BA03
- sparteineC01BA04
- ajmalineC01BA05
- prajmalineC01BA08
- lorajmineC01BA12
- hydroquinidineC01BA13
- quinidine, combinations excl. psycholepticsC01BA51
- quinidine, combinations with psycholepticsC01BA71