- have a clear history of lopinavir or ritonavir or arbidol allergy - severe nausea, vomiting, diarrhea and other clinical manifestations affect the oral or absorption of the drugs - at the same time, take drugs that may interact with lopinavir or ritonavir or arbidol - patients with serious underlying diseases, including but not limited to heart disease (including history of angina pectoris or coronary heart disease or myocardial infarction, atrioventricular block), lung, kidney, liver malfunction and mental diseases that cannot be treated together - ancreatitis or hemophilia - pregnant and lactating women - suspected or confirmed history of alcohol and drug abuse - participated in other drug trials in the past month - the researchers judged that patients were not suitable for the study

- have a clear history of lopinavir or ritonavir or arbidol allergy - severe nausea, vomiting, diarrhea and other clinical manifestations affect the oral or absorption of the drugs - at the same time, take drugs that may interact with lopinavir or ritonavir or arbidol - patients with serious underlying diseases, including but not limited to heart disease (including history of angina pectoris or coronary heart disease or myocardial infarction, atrioventricular block), lung, kidney, liver malfunction and mental diseases that cannot be treated together - ancreatitis or hemophilia - pregnant and lactating women - suspected or confirmed history of alcohol and drug abuse - participated in other drug trials in the past month - the researchers judged that patients were not suitable for the study