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This page summarises publicly available NHS information for educational purposes only. It is not medical advice or a diagnosis. Always consult a qualified healthcare professional.

What is acute pancreatitis?

Acute pancreatitis is sudden inflammation of the pancreas, usually caused by gallstones or heavy alcohol use. It causes severe abdominal pain that often spreads to the back, along with nausea, vomiting, and fever. Acute pancreatitis is a medical emergency — most people need hospital admission for fluids, pain relief, and monitoring.

When NHS resources suggest seeing a GP

  • You get sudden, severe pain in your tummy and.
  • It does not go away or keeps coming back.
  • You have a high temperature, or you feel hot, cold or shivery.
  • If a GP thinks you have acute pancreatitis they will refer you to hospital for tests straight away.
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Self-care information from NHS

  • If you have had acute pancreatitis once, it's possible to get it again.
  • There are some things you can do to help stop it coming back.
  • It's a good idea to.
  • Drink less alcohol, or not drink any alcohol at all.
  • Stop smoking.
  • Eat a healthy, low-fat diet.
  • Page last reviewed: 11 March 2026 Next review due: 11 March 2029.

Common questions

What does pancreatitis pain feel like?

Pancreatitis pain is usually severe, constant, and in the upper middle or left side of the abdomen. It often spreads through to the back and may ease slightly when leaning forward. Nausea and vomiting are common.

Is acute pancreatitis life-threatening?

Mild acute pancreatitis usually settles within a week with hospital care. Severe cases can lead to complications like infection, organ failure, or pancreatic necrosis and need intensive care. Early hospital treatment improves outcomes significantly.

What causes acute pancreatitis?

The two most common causes are gallstones (blocking the pancreatic duct) and heavy alcohol consumption. Less common causes include high triglyceride levels, certain medications, viral infections, and trauma.

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This page is for informational and educational purposes only. It does not constitute medical advice, diagnosis, or treatment. Always consult a qualified healthcare professional about your individual situation. NorMed organises publicly available NHS information and is not affiliated with the NHS.