Hard foreskin can be caused by glans and other reasons, may also be due to sexual impurity, it is recommended that patients according to their own causes and under the guidance of the doctor to use drugs. 1. glans: glans is generally due to the long foreskin or drug stimulation, when the patient’s glans is repeatedly stimulated by inflammation, it will be easy to cause scarring, which leads to the symptoms of the hard foreskin, it is recommended that the patient can use clotrimazole ointment, cortisone ointment, tetracycline ointment and other drugs under the guidance of a doctor to alleviate the treatment. 2. Sexual uncleanness: If the patient is sexually unclean, it may lead to the accumulation of a large amount of dirt in the foreskin, thus causing the symptoms of foreskin hardness, the patient if there is no uncomfortable reaction, generally do not need to do special treatment, it is recommended that the patient pay attention to local hygiene on weekdays, and if necessary, you can use the diluted potassium permanganate liquid for cleaning. It is recommended that the patient should change underwear during the treatment period, and follow the doctor’s instructions for medication.