Blistering and oozing from the penis can be caused by penile skin allergy, genital herpes, circumcision and other diseases. 1. Skin allergy: If the penile skin comes into contact with allergens, it can lead to an allergic reaction in the penile skin, which may result in blisters, oozing and itching. 2. Genital herpes: genital herpes is related to unclean sexual contact and is caused by infection with the herpes virus, which can lead to white blisters with pain and oozing on the penis. It can lead to white blisters on the penis with pain and oozing. 3. Gluteitis: Gluteitis can lead to redness, swelling and oozing of the glans and foreskin, which may be accompanied by itching or pain. Blisters on the penile skin may also be caused by other factors, you need to go to the regular hospital to find out the specific cause of the disease, and then choose the appropriate treatment program.