Not erect can eat oysters, sea cucumbers and other foods, but also can take sildenafil, vardenafil, undecanoic acid testosterone and other Western drugs. If you don’t have an erection, you should consider erectile dysfunction. Usually, you can adjust your diet and eat more animal foods rich in high quality protein, such as oysters, sea cucumbers, lamb’s loin and other foods, because some foods are rich in trace elements, which are beneficial to the production of androgens, and so to a certain extent, they can promote libido and improve the lack of erectile dysfunction. Erectile dysfunction may be caused by psychological stress, patients need to adjust their habits, adjust the mind, but also can follow the doctor’s advice to apply sildenafil, vardenafil and other type 5 phosphodiesterase inhibitors, as well as testosterone undecanoate and other androgenic drugs. The lack of erection may also be due to hyperlipidemia, multiple sclerosis, penile sclerosis, hypogonadotropic hypogonadism and other diseases, which need to be actively treated for the original disease. Patients need to strengthen the daily life management, pay more attention to rest, avoid strenuous exercise, and maintain a regular routine. Patients who do not have erection should go to the hospital to clarify the specific cause of the disease and cooperate with the doctor for active treatment, so as not to delay the condition.