A small pimple on the lower side of the vaginal opening may be warts, genital herpes, vaginal opening polyps, etc., and need to choose medication or surgical treatment according to different causes. 1. acromegaly: acromegaly lesions manifested as a single or multiple scattered reddish pimples, soft texture, sharp tip, gradually increase in size. Surgical treatment is possible when necessary, and surgical methods mainly include high-frequency electrosurgery, shearing and scraping. Physical methods such as CO2 laser therapy and cryotherapy can also be used, but physical methods are usually prone to recurrence after treatment and can be used at your discretion. 2. Genital herpes: mainly manifested as blisters and itching in the genital area. Usually, antiviral drugs can be used to treat genital herpes. Penciclovir cream can be used locally, and systemic drugs such as acyclovir, valacyclovir or famciclovir can be used systemically. 3. Vaginal polyps: considered to be related to inflammatory stimulation, usually contact bleeding occurs, can be surgically removed for treatment. All of the above drugs need to be used under the guidance of a professional doctor, prohibit unauthorized use of drugs. Small bumps on the lower side of the vaginal opening may also be due to other reasons, and it is recommended that patients go to the hospital for a clear diagnosis before receiving professional treatment.