Ajmaline

**Definition:** An alkaloid found in the root of RAUWOLFIA SERPENTINA, among other plant sources. It is a class 1-A antiarrhythmic agent that apparently acts by changing the shape and threshold of cardiac action potentials.

**Tree numbers:** - D03.132.436.681.077 - D03.633.100.473.402.681.077 - D03.633.100.496.500.500.681.077