Erythromycin ointment is useful for vestibular cysts. Erythromycin ointment is useful when vestibular cysts are small, but is not effective when they are large. Erythromycin ointment is effective as an anti-inflammatory treatment for purulent skin in abscesses as well as small burns, ulcers and other infections. Vestibular cysts are cysts formed after the blockage of the opening of the vestibular gland ducts, resulting in the accumulation of secretions, if accompanied by inflammation, then the vestibular cysts coated with erythromycin ointment has a certain effect. But when the vestibular cyst is large, has affected the normal life and the local infection phenomenon, erythromycin ointment plays a role has been extremely small, you need to be under the guidance of the doctor with surgical treatment. Therefore, erythromycin ointment for vestibular cysts has a certain effect. But when the cysts are already large, you need to be guided by the doctor, with surgical treatment.