Sanjin tablets can treat cystitis, but the effect of Sanjin tablets is limited, it has the function of clearing heat and removing toxins, clearing the lymph, anti-inflammatory, each time you take a large amount of medication, usually 3-5 tablets, 3 times a day orally. If the symptoms of cystitis are mild, taking Sanjin tablets and drinking more water can carry out effective treatment. If the inflammation is heavier, even with hematuria and so on, it is recommended that you should increase the anti-inflammatory drugs, commonly used anti-inflammatory drugs are cephalosporins, quinolones and so on. Commonly used drugs are cefdinir, levofloxacin, moxifloxacin and so on. Generally recommended levofloxacin, 0.2g each time, twice a day, oral usually 5-7 days, can achieve effective cure.