Medicines to treat gastritis

The gastritis is a general term that encompasses different diseases with something in common: inflammation of the mucosa that lines the walls of the stomach. What drugs do is reduce the amount of acid that is inside, alleviating the symptoms that occur in this disease. In addition, they help in mucosal scarring.

The gastritis treatment it should be done by a gastroenterologist because the root cause needs to be determined. In addition, it is possible to use several different medications such as antacids, acid production inhibitors, and antibiotics, the latter used in case of being caused by an infection. In this article we leave you a review of the medicines to treat gastritis most recommended so you can improve your health, take note!

The best medicines to fight gastritis

Gastritis can be caused by bad habits related to poor diet, alcoholism or excessive intake of non-steroidal anti-inflammatory drugs. Sometimes, to solve the problem, it is enough to change these habits for healthier ones. However, other times the use of the following medications is a priority:

Inhibitors of acid production

These medicines to treat gastritis take care of reduce acid production in the stomach, thus reducing the most annoying symptoms that usually accompany gastritis: heartburn, burning and pain.

Inhibitors act through various mechanisms: inhibiting the proton pump (omeprazole, pantoprazole, lansoprazole or esomeprazole) or blocking the action of histamine (cimetidine or famotidine).

During this type of treatment, some side effects. The most common are the following: tiredness, drowsiness, muscle pain, diarrhea, headache, abdominal pain, skin rashes, nausea, constipation or abundant intestinal gas.


Antacids work by neutralize stomach acid, although they are not as effective as the previous ones. In fact, they basically serve to provide a immediate relief, as they are not so efficient. The best known antacids are sodium bicarbonate, aluminum hydroxide, and magnesium hydroxide.

The side effects common that can appear during its use are basically diarrhea or constipation.


Most of the patients who come to the consultation for gastritis present infections caused by bacteria, Helicobacter pylori, which is resistant to stomach acid. In these cases, doctors may recommend taking different antibiotics for a minimum period of 7 days and a maximum of 14 days. This is the case of clarithromycin together with metronidazole or amoxicillin.

The side effects The most frequent occurrences in this type of treatment are the following: vomiting, nausea, diarrhea, headache, indigestion, abdominal pain, insomnia, effects on the palate and skin reactions.

The medicines to treat chronic gastritis should be indicated by order of the gastroenterologist. Treatment may include various alternatives based on antacids (when symptoms become severe), gastric protectors before eating anything, and antibiotics, as long as necessary.

In case of acute gastritis, a problem that can appear unexpectedly, the gastroenterologist will have to determine the cause to order the correct treatment. Either way, until it is time for the consultation, it is possible to combat the symptoms with antacids.

In addition to following the most appropriate treatment for each case, it is essential to pay attention to another series of care while gastritis lasts, such as opting for a recommended diet and avoid eating very fatty or sweet foods.

This information does not replace in any case the diagnosis or prescription by a doctor. It is important to go to a specialist when symptoms occur in case of illness and never self-medicate.


Silveira, ED, Errasquín, BM, García, MM, Vélez-Díaz-Pallarés, M., Montoya, IL, Sánchez-Castellano, C., & Cruz-Jentoft, AJ (2015). Improving the prescription of drugs in the elderly: a new edition of the STOPP-START criteria. Spanish Journal of Geriatrics and Gerontology, 50 (2), 89-96.
Sagaró, E. (2009). GASTRITIS EDUARDO SAGARÓ, MD. Gastrohnup Magazine Year, 11 (3), 156-161.
Valdivia Roldán, M. (2011). Gastritis and gastropathies. Journal of Gastroenterology of Peru, 31 (1), 38-48.

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