Human interferon a2b effervescent tablets usually refers to recombinant human interferon alpha 2b vaginal effervescent tablets, there is no uniform pricing in the market, usually the price of each box is around $50 – $90. Recombinant human interferon alpha 2b vaginal effervescent tablets, its price is mainly affected by a variety of factors such as drug specifications, packaging, manufacturers, regions, distributors and so on, there is no uniform pricing in the market. Recombinant human interferon alpha 2b vaginal effervescent tablets, usually placed in the posterior fornix of the vagina, for cervical erosion. A small number of adverse reactions such as vulvovaginal redness, burning discomfort, itching and vaginal tingling may occur after administration, which usually resolves on its own. Contraindicated in pregnant and lactating women. Contraindicated in persons with a history of hypersensitivity to recombinant human interferon a2b-based preparations. The use of human interferon a2b vaginal effervescent tablets, need to be diagnosed by a physician under the guidance of a physician to follow the doctor’s instructions for the rational use of medication, to avoid blindly use their own medication, in order to avoid the emergence of adverse situations.