The generic name of Daan Tablets is Sulfadiazine Tablets, Sulfadiazine is a sulfonamide broad-spectrum antimicrobial drug, which has the effect of treating epidemic cerebrospinal meningitis, otitis media and soft tissue skin infections caused by sensitive bacteria. Sulfadiazine Tablets is a western medicine, a sulfonamide antibacterial drug. It is used for the treatment and prevention of epidemic cerebrospinal meningitis caused by sensitive meningococcus, and combined with methotrexate to treat otitis media and soft tissue skin infections caused by Haemophilus influenzae, Streptococcus pneumoniae and other streptococcus bacteria which are sensitive to it. Sulfadiazine tablets can cause allergic reactions, drug fever, joint and muscle pain, fever and other serum sickness-like reactions. It can also cause neutropenia or deficiency, thrombocytopenia and aplastic anemia. It is contraindicated for those who are allergic to sulfonamides. Contraindicated in pregnant women, lactating women, infants under 2 months of age, and those with hepatic or renal dysfunction. If you need to use the drug, you need to use it under the guidance of a doctor, do not use the drug on your own to avoid adverse effects on the body.