A small pouch outside the anus cannot be rubbed with gentian ointment. A small bag outside the anus, the onset of a variety of reasons, such as hemorrhoids, perianal abscess, anal eczema, etc., in the absence of determine the cause of the small bag and the nature of the disease, can not blindly apply gentian ointment, so as not to cause adverse consequences. Gentian ointment is mainly used for sore throat, there is a certain fire efficacy, for the treatment of a small bag outside the anus, there is no clear efficacy, can not be applied. To treat the symptoms of a small bag outside the anus, can not blindly use their own medication, should go to the hospital in time for related examinations, by the doctor to clarify the cause of the disease, the use of symptomatic drugs and methods of treatment, can be healed as soon as possible.