Vaginitis can usually be cured by medication. The situation of increasing itching after medication may be caused by inappropriate medication, incomplete cure of the disease, or aggravation of inflammation, etc. It is necessary to promptly check and ask the doctor to clarify the specific causes. Common causes and treatment I. Inappropriate medication 1. Ineffective medication: Vaginitis requires different antibiotics and antiviral drugs depending on the causative agent. Misuse of medication may lead to ineffective treatment, continued development of infection and increased itching. The patient should follow the doctor’s instructions and take the medication strictly on time and in the right amount. 3, drug allergy: Some patients can be allergic to the medication, which can lead to increased itching. Stop the medication and change to other treatment. The effect of vaginitis may not be particularly obvious at the beginning of the medication, the itching may not be relieved or even temporarily aggravated, but with the disappearance of leukorrhea odor and the gradual return to normal leukorrhea properties, the effect will gradually appear and the itching will gradually reduce to disappear, which can be observed with the clinic. During the treatment period, sitz bath and sexual intercourse may aggravate the infection and itchiness. During the treatment of vaginitis, you should pay attention to the cleanliness of your underwear and wear clean, soft, breathable and loose underwear. You should change your underwear regularly and expose them to the sun. If your partner has an infectious disease of the reproductive tract, simultaneous treatment is recommended.