The reference price of ritonavir tablets ranges from 200 to 600 yuan, with small fluctuations in prices in different regions and manufacturers, and patients are advised to consult local hospitals or regular pharmacies. Ritonavir tablets belong to the antiviral drugs, is a kind of human immunodeficiency virus (HIV) protease inhibitor, mainly used alone or in combination with antiretroviral nucleoside analogs for the treatment of advanced or nonprogressive AIDS patients, can effectively inhibit the replication of the human immunodeficiency virus. Adverse reactions to ritonavir tablets include symptoms such as syncope, postural hypotension, dry mouth, mouth ulcers, cough, dyspepsia, nausea and vomiting, diarrhea, abnormal taste, convulsions, anxiety, sweating, and fever; serious adverse reactions are systemic anaphylactic reactions and Sjögren’s syndrome. This product is contraindicated in patients with clinically significant hypersensitivity to any component of ritonavir tablets, lactating women, people with severe hepatic impairment, children, people with hepatic impairment, patients with diabetes mellitus, hemophilia, pancreatitis should be used with caution. If you need to use ritonavir tablets, it is recommended that you consult a professional doctor and follow the doctor’s instructions for standardized treatment, and not blindly use the drug on your own.