How Long Does Gastritis Last?

Gastritis, also known as gastroenteritis, is a condition wherein there is an inflammation of the lining of the stomach. There are various things that can cause gastritis. Gastritis may be caused by a bacterial infection, specifically the Helicobacter pylori. This is the most common cause of chronic non-erosive gastritis. Another common cause of gastritis is the prolonged use of non-steroidal anti-inflammatory drugs, or NSAIDs. Other less popular causes of gastritis are autoimmune disorders, traumatic injuries, severe burns, digestive diseases and disorders, viruses, fungi, parasites, and other bacteria.

Symptoms of Gastritis

Most people with gastritis don’t experience any symptoms. But some people who do have symptoms suffer from:

  • Nausea
  • Uupper abdominal pain,
  • Vomiting

These symptoms are, in general, called dyspepsia. But one of the questions that truly boggle people’s minds is how long does gastritis last? Considering that most do not show or feel any symptoms of gastritis, how do you know if you still have gastritis?

Types of Gastritis

There are two types of gastritis, chronic gastritis and acute gastritis. The two types of gastritis develop and last differently. Chronic gastritis starts slowly and builds up through time, while acute gastritis develops much more quickly. The chronic type of gastritis may also last for an extended period of time. The acute type, on the other hand, lasts for a shorter amount of time. So, how long gastritis lasts depend on the type of gastritis you have.

How long do the symptoms of Gastritis last for?

The symptoms of gastritis can last for one day to 7 days. Short-term gastritis lasts about 2 to 5 days with a few additional days for recovery. The symptoms involved in short-term gastritis are occasional vomiting that lasts for not more than 48 hours, nausea, intermittent abdominal cramping that is usually relieved by defecating, and non-bloody diarrhea. Mild fever, headache and other body pains, as well as fatigue may also develop.


A much more serious or severe case of gastritis may develop, leading to dehydration. Dehydration can be life-threatening, especially in young children. Other symptoms of a severe gastritis include vomiting for more than 48 hours, bloody diarrhea, nausea, high fever (higher than 38.3 °C or 101 °F), and constant abdominal pains.

As gastritis is the inflammation of the stomach’s lining, it is a tricky condition. There are various other diseases and conditions that show gastritis as a symptom. So, you might be having much more serious condition than just gastritis.

How long gastritis lasts depend on whether or not it is a chronic or acute type of gastritis. It also depends on the severity of the case. A much more severe gastritis involves some symptoms that last longer (i.e. vomiting) compared to a milder case. The cause of gastritis also plays a part as you need to be able to determine what triggered your gastritis in order to target the cause during treatment for a faster recovery.

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