He's got stomach problems for a long time, and he smokes.

Suffering from stomach problems for a long time, it is recommended to quit smoking in time, because regular smoking can also cause gastrointestinal discomfort, such as nausea and vomiting. When suffering from stomach problems, it is usually accompanied by increased gastric acid secretion. For this situation, it is necessary to use drugs that inhibit gastric acid production and protect gastric mucosa.