The price of omalizumab is affected by different manufacturers, different regions, different dealers and other factors, there is no uniform pricing for one unit, and the current price per unit on the market is about RMB 3,000~4,000. Omalizumab is mainly injectable in the market, with specifications of 150mg/branch being common, and the prices of different manufacturers, different specifications, different packages, and different regions may vary, and the current price of each branch in the market is about RMB 3,000~4,000. It is recommended to buy and use it in local regular medical institutions after consultation and treatment by physicians. Omalizumab is an anti-IgE (immunoglobulin E) targeted therapeutic drug, a recombinant humanized monoclonal antibody that inhibits the binding of IgE to the high-affinity IgE receptor on the surface of mast cells and basophils. Clinically, it is mainly used for the treatment of patients with IgE-mediated asthma and chronic spontaneous urticaria. Adverse reactions of omalizumab include headache, fever, abdominal pain, swelling at the injection site, erythema, pruritus, dizziness, nausea, diarrhea, and hair loss. It is contraindicated for those who are allergic to the product and its components. If there is a need for medication, it should be used under the guidance of a medical professional.