Erectile dysfunction and short sex life belong to sexual dysfunction disease, the cause is more need to clarify the cause of targeted medication, usually can use sildenafil tablets, tadalafil tablets, dapoxetine tablets and other drugs treatment. 1. erection and not firm: erection and not firm belong to the decline in erectile function, you can use sildenafil tablets, tadalafil tablets treatment; if there is inflammation of the reproductive system, if necessary, need to use antibiotic treatment, such as levofloxacin tablets: if it is due to diabetes. If it is due to diabetes, it is necessary to actively control blood sugar, such as the use of metformin and other hypoglycemic drug treatment. 2. short sex life: short sex life belongs to the ejaculation disorder, if continue to ejaculate within 2 minutes need to consider premature ejaculation. This situation can be treated with oral dapoxetine about 2 hours before sex. Overall, due to the causes of erection and short sex life is more reasons, need to check the cause of the disease in the doctor’s guidance in the targeted use of drugs and treatment.