What is drug-induced gastritis and how does it manifest?

Patient's question:

The patient is six years old and has been vomiting frequently after meals in March this year; at Weifang People's Hospital

Doctor's answer:

Chronic gastritis is about 30% treatment and 70% care. It is essential to maintain a good mood and have regular meals, maintain a consistent sleep schedule, engage in appropriate exercise, and undergo regular follow-up checks. Medications such as Amoxicillin, Lanzol, and Omeprazole can be taken for treatment. It is important to take the medication according to the prescribed course and in a regular manner.