The price of histamine immunoglobulin is roughly around 300-500 yuan, and the exact cost will vary depending on the brand of the drug, the dosage of the agent, the level of the hospital and other factors. Histamine immunoglobulin is relatively more expensive than domestic ones, and the larger the specifications of the drug, the higher the price will be. Histamine immunoglobulin is effective in the prevention and treatment of bronchial asthma, allergic rhinitis, allergic diseases such as urticaria and skin allergies, as well as in strengthening the body’s resistance and enhancing the immune system’s ability to fight diseases. The main active ingredients of Histamine Immunoglobulin are human immunoglobulin, histamine phosphate, and histamine hydrochloride, which are mostly administered by subcutaneous injection. The specific price and treatment plan, it is recommended that you can go to the regular hospital for consultation, under the guidance of doctors for drug treatment.