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Learning About Preeclampsia After Childbirth

What is preeclampsia?

Preeclampsia is high blood pressure and signs of organ damage, such as protein in the urine, usually anytime from 20 weeks of pregnancy through to 6 weeks after you've had your baby. If it's not treated, preeclampsia can be harmful.

Severe preeclampsia can lead to dangerous seizures (eclampsia). When preeclampsia affects the liver, it can cause HELLP syndrome, a blood-clotting and bleeding problem. HELLP can come on quickly and can be dangerous. This is why your doctor or midwife checks you and your baby often.

Preeclampsia usually goes away after the baby is born. But symptoms may continue after delivery, get worse after delivery, or even appear for the first time after delivery, even if you didn't have issues during pregnancy. After your baby is born, it is important to continue to monitor your blood pressure either with your healthcare provider or at home (or both) to keep yourself safe.

What are the symptoms?

Most preeclampsia usually doesn't cause symptoms. It is important to note the following symptoms, which should be checked by your healthcare provider:

  • rapid weight gain
  • sudden swelling of the hands and face
  • severe headache
  • vision problems
  • trouble breathing
  • belly pain

After your baby is born, your healthcare team will check your blood pressure. You may be asked to monitor it at home to keep yourself safe. If your blood pressure is 140/90 or higher, call your doctor right away, go to an emergency department, or call Health Link at 811.

What can you expect after you've had preeclampsia?

In the hospital

After the baby and the placenta are delivered, blood pressure usually starts to get better and no longer needs to be treated.

After having preeclampsia, you still have a risk of seizures after childbirth. (In very rare cases, seizures happen later on.) When you are at a higher risk for seizures, your doctor or midwife may have you take magnesium sulfate to prevent seizures. You may also take medicine to lower your blood pressure.

When you go home

Your blood pressure will most likely return to normal after delivery. Your doctor or midwife will want to check your blood pressure after you leave the hospital. This will often continue for at least a week.

High blood pressure sometimes continues after childbirth. But it usually returns to normal levels with time.

  • Take and record your blood pressure at home if your doctor or midwife tells you to.
    • Ask your doctor or midwife to check your blood pressure monitor to be sure that it is accurate and that the cuff fits you. Also ask your doctor or midwife to watch you use it, to make sure that you are using it right.
    • Don't eat, use tobacco products, or use medicine known to raise blood pressure (such as some nasal decongestant sprays) before you take your blood pressure.
    • Avoid taking your blood pressure if you have just exercised or if you're nervous or upset. Rest at least 15 minutes before you take your blood pressure.
  • Take your medicines exactly as prescribed. Call your doctor, midwife, or nurse advice line if you think you are having a problem with your medicine.
  • If you smoke, try to quit. Talk to your doctor or midwife if you need help quitting.
  • Eat a variety of healthy foods. Include plenty of foods high in calcium, such as dairy products, almonds, and dark leafy greens.

Long-term health

After you've had preeclampsia, you have an increased risk of high blood pressure, heart disease, stroke, and kidney disease. This may be because the same things that cause preeclampsia also cause heart and kidney disease.

To protect your health, work with your doctor on living a heart-healthy lifestyle and getting the checkups you need. Your doctor may also want you to check your blood pressure at home.

Follow-up care is a key part of your treatment and safety. Be sure to make and go to all appointments, and call your doctor or nurse advice line (811 in most provinces and territories) if you are having problems. It's also a good idea to know your test results and keep a list of the medicines you take.

When should you call for help?

Share this information with your partner or a friend. They can help you watch for warning signs.

Call 911 anytime you think you may need emergency care. For example, call if:

  • You passed out (lost consciousness).
  • You have a seizure.
  • You have trouble breathing.
  • You have chest pain.

Call your doctor, midwife, or nurse advice line now or seek immediate medical care if:

  • You have symptoms of preeclampsia, such as:
    • Sudden swelling of your face, hands, legs, or feet.
    • New vision problems (such as dimness, blurring, light sensitivity, seeing flashing lights, or seeing spots).
    • A severe or persistent headache.
  • Your blood pressure is high, such as 140/90 or higher.
  • Your blood pressure is higher than your doctor or midwife told you it should be, or it rises quickly.
  • You have nausea or vomiting.
  • You have pain in your upper right belly (near your ribs).
  • You gain weight rapidly.
  • You feel confused or notice changes to how you think.

Where can you learn more?

Go to https://www.healthwise.net/patientEd

Enter Q718 in the search box to learn more about "Learning About Preeclampsia After Childbirth".

Adaptation Date: 12/12/2025

Adapted By: Alberta Health Services

Adaptation Reviewed By: Alberta Health Services

Adapted with permission from copyrighted materials from Ignite Healthwise, LLC (Healthwise). This information does not replace the advice of a doctor. Healthwise disclaims any warranty and is not responsible or liable for your use of this information. Your use of this information means that you agree to the Terms of Use. How this information was developed to help you make better health decisions.