시알리스의 2분 규칙
Get in touch with your doctor or search for emergency medical awareness Should your erection is painful or lasts for a longer period than 4 hours. A chronic erection (priapism) can harm the penis.an erection that will not go away (priapism). In case you have an erection that lasts much more than 4 hours, get health care enable at once. If It isn't