The delayed spray becomes soft after use, generally speaking, the effect is not good, may be due to the dosage is not grasped, the spray utility has not yet begun to play a role, this spray for your premature ejaculation invalid and other reasons, the need for specific analysis of specific problems. Most of the clinical delay spray, the mechanism of action is mainly to reduce the sensitivity of the glans mucosa, thereby extending the time. It takes some time for the spray to take effect, so it should be used before erection and strictly controlled dosage, so that the spray can be used to achieve the best results. If used after an erection, it may lead to a decrease in erectile hardness and even have an effect on a man’s erection. However, if the dosage has been used in strict accordance with the instructions, but there is still a decrease in erectile hardness, or short erection time maintenance, etc., you need to pay attention to it and may need to seek medical attention to check the cause of premature ejaculation and change to other medications for premature ejaculation under the guidance of a doctor.