Gastroparesis is where food passes through the stomach slower than it should. It's a long-term condition that can be managed with diet changes, medicines and other treatments.

Check if you have gastroparesis

Symptoms of gastroparesis start after eating and may include:

If you've had these symptoms for a while, you may also be losing weight.

Non-urgent advice: See a GP if:

  • you often feel full quickly when eating
  • you often feel sick or vomit after eating
  • you have tummy pain that will not go away or keeps coming back
  • you have heartburn most days for 3 weeks or more
  • you've been feeling bloated for 3 weeks or more
  • you feel bloated regularly (more than 12 times a month)
  • you have a swelling or lump in your tummy

These may be symptoms of gastroparesis or another condition with similar symptoms, so it's important to get it checked.

Immediate action required: Call 999 or go to A&E if:

  • you have sudden and severe tummy pain
  • your sick has blood in it
  • your sick is dark brown or black and looks like coffee grounds or soil
  • your sick looks and smells like poo

Tests for gastroparesis

If you have symptoms of gastroparesis, you'll usually have blood tests and an X-ray or ultrasound scan of your stomach to rule out other conditions first.

If these tests do not show other causes for your symptoms, you may need:

Treatment for gastroparesis

Diet changes

If you have gastroparesis, you may be recommended to make changes to your diet such as:

You may be referred to a healthy eating specialist (a dietitian) to help you make sure you're getting enough nutrients.


You may be given medicines for gastroparesis that can:

If your gastroparesis is linked to diabetes, you may also be offered ways to help you manage your blood sugar levels, such as using an insulin pump.

Other treatments

Depending on your symptoms, you may be offered other treatments including:

Causes of gastroparesis

Gastroparesis is thought to be a problem with the nerves and muscles in the stomach. It's not always known what causes it.

It can be a complication of long-term conditions such as diabetes.

Gastroparesis can also be a complication after some types of surgery.

Page last reviewed: 24 January 2023
Next review due: 24 January 2026