The use of Viagra out of the misunderstanding With the increasingly fierce competition in society, men’s health is deteriorating. According to a survey, the incidence of impotence among men aged 40-70 in China is 52%. Impotence seriously affects the sexual life of men and their families bring obvious negative effects: 1, heavy psychological burden, male patients are under great psychological pressure, long-term in this pressure and disease, self-esteem times hit, normal work life is affected. 2, affect the relationship between husband and wife, impotence patients not only make their own self-esteem suffered a blow, but also affect the normal sex life, the wife can not meet, and thus affect the relationship between husband and wife. 3, affect male fertility, because the male penis hardness is not enough, can not normal sex, sex, sperm can not be combined with the egg, and ultimately affect fertility. Viagra has been marketed to solve the problems of most impotent patients, with an efficiency of up to 80%, and has the advantages of simple usage, oral intake, non-invasive and confidential, but “it is a drug with three toxins”, its side effects include headache, nausea, nasal congestion, skin rash, visual changes when observing the color blue, etc., but these side effects are all These side effects are temporary. The drug should not be used in combination with drugs for heart disease that contain chemicals such as nitrates, as they may cause fatal consequences such as a sudden drop in blood pressure. Although Viagra is effective, some patients are apprehensive when they are advised to use the drug and when asked why, the answer is that Viagra is a hormone and its use can become addictive and cause harm to the body, so they refuse to use it. In fact, Viagra is a vasodilating antihypertensive drug, only that it acts specifically on the blood vessels of the penis. It has nothing to do with psychotropic drugs such as morphine, dulcolax and glucocorticoids. Viagra can stretch the smooth muscle of the penis so that the blood vessels are dilated, the penis is filled with blood and thickened and hardened, and the oxygen supply to the penis can be increased, and the long-term use of small doses is beneficial to the recovery of penile function. Preclinical animal studies have shown that Viagra is beneficial to the recovery of erectile function. Therefore, for patients with erectile dysfunction is recommended to go to a regular hospital, regular medication, do not hearsay, and do not buy the so-called aphrodisiacs to take, only formal treatment to have better results.