Definition: "Tonocard" is a noun that refers to a specific type of medicine (an antiarrhythmic drug) used to treat certain heart problems, particularly when other, safer medications haven’t worked. It is mainly used for treating "ventricular arrhythmias," which are irregular heartbeats that can be dangerous.
In advanced medical discussions, you might encounter Tonocard being compared to other antiarrhythmic drugs, or you might discuss its effectiveness in specific patient populations or situations.
In summary, "Tonocard" is a specific medication used to treat serious heart rhythm problems when other treatments have not been successful.