Acute gastritis is very common in life and is caused by various unfavorable factors that lead to acute gastric mucosal damage, such as eating unclean food or taking non-steroidal drugs such as aspirin and pau d’arco for certain diseases, which can lead to acute gastric mucosal inflammation, in addition to being related to pathogenic microbial infections and attacks on the gastric mucosa. Acute gastritis can appear clinically as pain in the upper abdomen, often aggravated after eating, repeated vomiting or indigestion, and diarrhea. The first thing you need to pay attention to is to remove the cause of the disease, pay attention to safe care, it is best to fast for a short time, you can empty the gastrointestinal tract, more helpful to the treatment of inflammation, drinking water can be unrestricted, wait until the symptoms of abdominal pain nausea and vomiting disappear, you can gradually resume eating. In the treatment mainly use antibiotics as well as gastric mucosal protective agents, if the vomiting symptoms are obvious, you can drip such drugs. For example, amoxicillin for injection and omeprazole for injection are used. Because you cannot eat, you also need to pay attention to replenishing fluids and energy. After active treatment and improvement of symptoms, you can change to oral medication, and the principle of treatment remains the same. You must pay attention to your diet, and try not to eat any spicy, raw, cold, rough and indigestible food to avoid causing damage to the gastric mucosa. If you need to take drugs that are not good for the gastric mucosa, take them after meals, and also take some stomach medicine to help alleviate the side effects of drugs that stimulate the gastric mucosa. In short, acute gastritis can be avoided by avoiding various triggering factors.