Captopril is a medication used to treat high blood pressure, congestive heart failure, kidney problems caused by diabetes, and to improve survival after a heart attack. It is a type of angiotensin-converting enzyme (ACE) inhibitor. Captopril works by blocking a chemical that causes blood vessels to tighten and narrow, allowing the blood to flow more smoothly and the heart to pump more efficiently.
Captopril is a medication used for several heart and kidney-related conditions. Here's a breakdown of its key aspects:
What it's used for:
- High blood pressure (hypertension): Captopril helps relax blood vessels, allowing blood to flow more easily and lowering blood pressure. This can help prevent strokes, heart attacks, and kidney problems.
- Heart failure: By widening blood vessels and reducing strain on the heart, Captopril can improve blood flow and heart function in people with heart failure.
- Heart complications after a heart attack: Captopril can improve survival rates and reduce the risk of heart failure after a heart attack, especially in individuals with enlarged heart muscles (left ventricular hypertrophy).
- Diabetic kidney disease: In individuals with type 1 diabetes and eye problems (retinopathy), Captopril can help protect the kidneys from damage caused by diabetes.
How it works:
Captopril belongs to a medication class called angiotensin-converting enzyme (ACE) inhibitors. These medications work by blocking the production of a substance called angiotensin II, which causes blood vessels to constrict. By reducing angiotensin II levels, Captopril allows blood vessels to relax, lowering blood pressure and improving blood flow.
Things to remember:
- Captopril is available as a tablet taken by mouth.
- It should only be used under the supervision of a healthcare professional and not taken without a prescription.
- It can interact with other medications, so it's crucial to inform your doctor about all the medications you are taking before starting Captopril.
- Common side effects include dizziness, dry cough, headache, and fatigue. More serious side effects are rare but can occur.