What happens when people have no appetite?

Abdomen obviously very hungry and no appetite, should be chronic superficial gastritis digestive internal medicine more common. The cause of the disease and the patient caught cold and eating irregular gastrointestinal motility slowed down gastric power weakened performance for the stomach has hunger, but appetite is not how good. Can go to the hospital for gastroscopy after diagnosis in the doctor's guidance application berberine hydrochloride, stomach enzyme mixture and domperidone tablets and other drugs to increase gastric power symptomatic treatment.