How does lisinopril work?
Lisinopril blocks the action of an enzyme that narrows blood vessels, helping to lower blood pressure and improve circulation.
What is lisinopril used to treat?
Lisinopril is commonly prescribed for:
- High blood pressure (hypertension)
- Heart failure (to improve heart function and reduce symptoms)
- Protecting kidney function in people with diabetes
- Recovery after a heart attack (to reduce strain on the heart)
Who can take lisinopril?
Lisinopril is suitable for most adults with high blood pressure or heart failure.
Who might not be able to take lisinopril?
Lisinopril may not be suitable if you:
- Have a history of severe allergic reactions to ACE inhibitors
- Have kidney disease or are on dialysis
- Have low blood pressure (hypotension)
- Are pregnant or planning to conceive
Can I take lisinopril if I’m pregnant or breastfeeding?
Lisinopril isn’t recommended during pregnancy or breastfeeding, as it may harm the baby. Speak to your doctor about safer alternatives.
What if I miss a dose?
If you forget a dose, take it as soon as you remember. If it’s close to your next dose, skip the missed one—do not take two doses at once.
How effective is lisinopril?
Lisinopril is highly effective at lowering blood pressure and managing heart failure when taken consistently as prescribed.
What should I do if I take too much?
Taking too much lisinopril can cause dangerously low blood pressure, dizziness, or fainting. If you think you’ve taken too much, seek emergency medical help immediately.
What dose of lisinopril is usually taken?
- For high blood pressure: 10mg to 40mg once daily
- For heart failure: 2.5mg to 35mg once daily
- For recovery after a heart attack: 5mg to 10mg once daily
Your doctor will determine the correct dose based on your condition.
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What are the side effects of lisinopril?
Common side effects include:
- Dizziness or lightheadedness
- Fatigue
- Persistent dry cough
- Low blood pressure
Serious side effects, such as severe dizziness, kidney problems, or swelling of the face and throat (angioedema), require urgent medical attention.
How should I take lisinopril?
Lisinopril is taken as a tablet, once daily, swallowed whole with water.
When should lisinopril be taken?
Lisinopril should be taken at the same time each day, usually in the morning.
What are the brand names for lisinopril?
Lisinopril is available as a generic medicine, but some branded versions include:
- Zestril
- Prinivil
Final thoughts
Lisinopril is an effective medication for high blood pressure and heart failure, but it should be taken exactly as prescribed. Regular blood tests may be needed to monitor kidney function and potassium levels. If you experience side effects, speak to your doctor or pharmacist.
