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Enalapril: uses, side effects & brands
Enalapril is an ACE inhibitor used for high blood pressure and heart failure. It belongs to the ACE inhibitor (blood pressure) group. ACE inhibitors relax blood vessels to lower blood pressure and protect the heart and kidneys.
Drug type — dosing is set by your doctor
| Measure | Range |
|---|---|
| Drug class | ACE inhibitor (blood pressure) |
| Type | Prescription |
| Dose | Individual — ask your doctor or pharmacist |
What it is used for
- High blood pressure
- Heart failure
- Weak heart pumping without symptoms (to slow heart failure)
Common brand names
- India: Envas, Enam, Nuril
- Worldwide: Vasotec
Common side effects
- A persistent dry cough
- Dizziness or light-headedness, especially at first
- Headache or tiredness
- Rarely, raised blood potassium
Before taking it — precautions
- Not to be used in pregnancy — tell your doctor if you are pregnant or planning to be
- Kidney function and blood potassium are checked with blood tests
- Avoid potassium supplements or salt substitutes unless your doctor agrees; tell your doctor about pain killers (NSAIDs) and water tablets
When to see a doctor urgently
- Swelling of the face, lips, tongue or throat, or trouble breathing (urgent)
- Fainting or feeling very faint (very low blood pressure)
- Muscle weakness, irregular heartbeat or palpitations (possible high potassium)
Frequently asked questions
How is enalapril different from other ACE inhibitors?
It works the same way as ramipril or lisinopril. Doctors choose between them based on your conditions, other medicines and how often you prefer to take tablets.
Can enalapril cause a cough?
Yes, a dry tickly cough is a common side effect of ACE inhibitors. If it bothers you, tell your doctor rather than stopping on your own.
Why do I need blood tests on enalapril?
Enalapril can affect kidney function and blood potassium, so these are checked, especially after starting or changing the dose.
Explore more
Sources & further reading
- World Health Organization (WHO)
- MedlinePlus — U.S. National Library of Medicine
- Ministry of Health & Family Welfare, India
- Indian Council of Medical Research (ICMR)
Reviewed by Dr. Sanjay Anbu, MBBS. MedDroid is an AI medical assistant and can make mistakes. It provides general health information, not a diagnosis or medical advice — always consult a qualified clinician. In an emergency, contact your local emergency number immediately.