Cartia XT

Definition

Cartia XT is a brand name for diltiazem, a calcium channel blocker used to treat hypertension and control angina. It works by relaxing the muscles of the heart and blood vessels.

5 Must Know Facts For Your Next Test

1. Cartia XT is classified under Class IV antidysrhythmic drugs.
2. It mainly affects the AV node to slow down conduction and reduce heart rate.
3. Common side effects include dizziness, bradycardia, and peripheral edema.
4. It can interact with beta-blockers, leading to an increased risk of bradycardia or heart block.
5. Cartia XT is contraindicated in patients with severe hypotension or cardiogenic shock.

Review Questions

• What class of antidysrhythmic drug does Cartia XT belong to?
• Name two common side effects associated with Cartia XT.
• Why should Cartia XT be used cautiously with beta-blockers?

Related terms

Calcium Channel Blocker: A type of medication that prevents calcium from entering cells of the heart and blood vessel walls.

AV Node: Part of the electrical conduction system of the heart that controls the heart rate.

Bradycardia: A slower than normal heart rate, typically fewer than 60 beats per minute in adults.