Tag: Dromotropic

The heart has five fundamental properties that govern its function, first described in 1897. This guide breaks down what is inotropic vs chronotropic vs dromotropic vs bathmotropic by exploring how medications and the nervous system precisely modulate the heart's rate, contractility, electrical conduction, and excitability.

The human heart beats approximately 100,000 times per day, and understanding how different medications influence its function is fundamental in pharmacology. Master the core concepts of cardiac medication by learning how to remember chronotropic, inotropic, and dromotropic effects through easy-to-use mnemonics and clear explanations.

According to numerous pharmacological studies, amiodarone possesses a negative dromotropic effect, meaning it slows the conduction velocity of electrical impulses through the heart. This critical property, combined with its other multi-channel blocking actions, underpins its effectiveness as a broad-spectrum antiarrhythmic medication.