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Erectile Dysfunction At A Glance: Erectile dysfunction (ED), also known as impotence, is the inability to achieve or sustain an erection for satisfactory sexual activity. Sildenafil should be used cautiously in men on alpha blockers such as doxazosin (Cardura), terazosin (Hytrin), and tamsulosin (Flomax). There have been occasional reports of low blood pressure in men who have taken the two classes of drugs simultaneously and therefore it is recommended that there be at least a span of four to six hours between the ingestion of sildenafil and alpha blockers. buy propecia on line propecia online propecia online without prescription How Do Sexual Problems Affect Men? The most common sexual problems in men are ejaculation disorders, erectile dysfunction and inhibited sexual desire. Blood testosterone levels can be measured to detect deficiency. Although, there is no clear cut testosterone level to define hypogonadism, levels lower than 250 nanograms per deciliter are considered low, and levels of greater than 350 nanograms per deciliter are considered normal. Testosterone levels in between these numbers may be labeled indeterminate. How Is Male Sexual Dysfunction Treated? Many cases of sexual dysfunction can be corrected by treating the underlying physical or psychological problems. Treatment strategies may include the following: Medical treatment: This involves treatment of any physical problem that may be contributing to a man's sexual dysfunction. Sildenafil has been found to be effective and safe in the treatment of erectile dysfunction in men with stable heart disease due to atherosclerosis of the coronary arteries, provided that they are not on any type of nitrates. The real concern is not as much the safety of sildenafil but the risk of sexual activity in triggering heart attacks or abnormal heart rhythms in patients with heart disease. Reports of abnormal vision were rare; it occurred in less than 0.1% of patients using tadalafil. buying viagra online viagra cheap cialis online without a persciption cialis online