Enalapril is a hypertension medication for managing high blood pressure. It is advised to use this medication in conjunction with lifestyle changes for optimal impact.
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What is Enalapril?

Enalapril is a prescription medication that is used to treat high blood pressure, also known as hypertension. This medication may also be prescribed to treat or prevent heart failure.

How does it work?

This medication is an Angiotensin-converting enzyme inhibitor (ACE inhibitor) medicine, which works by relaxing the blood vessels. When blood vessels are relaxed, the blood supply to the heart will increase and blood pressure will lower. 

Is Enalapril suitable for me?

You may be prescribed this medication to prevent heart failure or if you have high blood pressure.

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Side Effects

All medications can cause potential side effects, below we have listed some potential side effects, however, these do not always occur.

  • Feeling dizzy, weak or sick
  • Blurred vision
  • Cough
  • Diarrhoea or abdominal pain, rash
  • Headache, fainting (syncope)
  • Low blood pressure, changes in heart rhythm, fast heartbeat, angina or chest pain
  • Weakness or fatigue, depression 
  • Increased potassium level, increased levels of creatinine in your blood (both are detected by a test)
  • Change in sense of taste, shortness of breath

Disclaimer: This website does not constitute as medical advice, you should also consult with a doctor before taking medication. If you experience any major reactions to any medication you are taking, you must seek immediate medical attention.


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All orders placed before 14:00 on weekdays will be delivered the next working day. For the majority of the UK, medication will be dispatched by Royal Mail, Monday to Friday, if ordered before 14:00. Dispatches are sent using Royal Mail's Next-Day Tracked 24-Hour service. We will email you tracking information directly and you should receive your order the day after dispatch.

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We know that many of our customers turn to us when they need personal medication, preferring to use our online service rather than shopping for the product face to face. That is why our delivery is always discreetly packaged in plain brown boxes or enveloped. You will not have to worry about any content descriptions, and the package will be for your eyes only!


Commonly Used Dosage Guidelines for Enalapril.

You should take your tablet at the same time each day unless your doctor tells you otherwise. If you are taking your medicine twice daily (2 tablets a day), take one tablet in the morning and one in the evening, unless your doctor has told you otherwise.

For the treatment of high blood pressure:

  • The recommended starting dose is form 5mg to 20mg taken once a day
  • Some patients may need lower starting dose
  • The long term dose is 20mg taken once daily
  • The maximal long term dose is 40mg once a day

For the treatment of heart failure:

  •  The starting dose is 2.5mg taken once a day
  • Your doctor will raise this amount step by step until the dose that us right for you has been achieved
  • The long term dose is 20mg taken in one or two doses
  • The maximal long term dose is 40mg each day, divided in two doses

Disclaimer: This website does not provide medical advice. No information listed on this website is intended to be a substitute for professional medical advice, diagnosis or treatment. Always seek the advice of your physician or other qualified health care provider with any questions you may have regarding a medical condition or treatment before undergoing a new health care regimen, and never disregard professional medical advice or delay in seeking it because of something you have read on this website.

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Why is Enalapril taken at night?

You should take your tablet at the same time each day unless your doctor tells you otherwise. If you are taking your medicine twice daily (2 tablets a day), take one tablet in the morning and one in the evening, unless your doctor has told you otherwise.

However, it may be recommended that Enalapril be taken at night becuase this medication may make you feel dizzy or sleepy. You should also not drive or operate machinery until you know how the drug affects you.

What should I avoid while on Enalapril?

Enalapril maleate tablets can be taken with or without food. Do not drink alcohol while taking Enalapril maleate tablets. It may cause your blood sugar levels to drop too much and you may experience dizziness, light-headedness or faintness.

How quickly does Enalapril work?

The medicine usually starts to work within an hour, and the effect lasts for at least 24 hours. Some people will require several weeks of treatment until the best effect on your blood pressure is seen.

Can I use Enalapril while pregnant or breastfeeding?

You must tell your doctor if you think you are m(or might become) pregnant. Your doctor will normally advise you to stop taking Enalapril maleate Tablets before you become pregnant or as soon as you know you are pregnant and will advise you to take another medicine instead of Enalapril maleate Tablets. Enalapril maleate tablets are not recommended in early pregnancy, and must not be taken when more than 3 months pregnant, as it may cause serious harm to your baby if used after the third month of pregnancy.

Tell your doctor if you are breast-feeding or about to start breast-feeding. Breast-feeding newborn babies (first few weeks after birth),and especially premature babies, is not recommended whilst taking Enalapril maleate Tablets. In the case of an older baby your doctor should advise you on the benefits and risks of taking Enalapril maleate Tablets whilst breast-feeding, compared to other treatments.

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