The factors that cause nausea and regurgitation when waking up are the following: 1, acute gastroenteritis: acute gastroenteritis is an acute inflammation of the mucous membrane tissue of the gastrointestinal tract, mostly caused by the consumption of unclean or spoiled food, the abdomen can also be caused by cold, the attack will appear regurgitation, nausea, vomiting, diarrhea, fever and other symptoms, you can take Huo Xiang Zheng Qi water to relieve, diet to pay attention to hygiene. 2, cholecystitis: cholecystitis is an inflammation of the gallbladder. The company’s main business is to provide a wide range of products and services to its customers. pharyngitis tablets and other drugs to treat.