TUESDAY, April 14 (HealthDay News) -- The erectile dysfunction drugs Cialis (tadalafil) and Viagra (sildenafil) didn't appear to damage vision in men who took the medications daily for six months, according to a drug company study. Sometimes the cause of male infertility cannot be identified. In these cases, there may be an underlying genetic problem. Medications: Many common medicines produce erectile dysfunction as a side effect. Medicines that can cause erectile dysfunction include many used to treat high blood pressure, antihistamines, antidepressants, tranquilizers, and appetite suppressants. Examples of common medicines that can cause erectile dysfunction include beta-blockers such as propranolol (Inderal), hydrochlorothiazide, digoxin (Lanoxin), amitriptyline (Elavil), famotidine (Pepcid), cimetidine (Tagamet), metoclopramide (Reglan), indomethacin (Indocin), lithium (Eskalith; Lithobid), verapamil (Calan, Verelan, Isoptin), phenytoin (Dilantin), and gemfibrozil (Lopid). For more, please visit the Medications Index. Tadalafil differs from sildenafil and vardenafil in its chemical structure and its lack of inhibition of PDE type 6. Tadalafil exhibits a prolonged half-life of 17.5 hours, and the time to peak concentration is about 2.0 (range 0.5–12.0) hours in healthy volunteers.37 Among men with erectile dysfunction, a significantly higher percentage of attempts at sexual intercourse were successful up to 24–36 hours after use of tadalafil compared with placebo.37,40,41 The pharmacokinetics of tadalafil is not clinically influenced by food or alcohol intake, or by intrinsic factors such as diabetes, or renal or hepatic impairment.41 Currently in phase II development, Zoraxel is based on clavulanic acid and allegedly alters brain dopamine and serotonine levels, thus improving erectile function. Make time to be alone together: Try taking a bath together, sharing a candlelight dinner, taking a walk, or just holding each other in bed. There are many natural ways to deal with erectile dysfunction like the very first step is to take exercises daily. Exercises help you to boost energy as well as the low level of testosterone. Exercises improve the flow of blood to the male sexual organ and over all health. Second step is to start taking vitamins which can help you to deal with erectile dysfunction. Here is the list of vitamins that cures the erectile dysfunction. cialis for sale Smoking cigarettes doubles the risk of erectile dysfunction. Men with diabetes tend to develop erectile dysfunction 10 to 15 years earlier than men without diabetes. As men with diabetes age, erectile dysfunction becomes even more common. Above the age of 50, the likelihood of having difficulties with an erection occurs in approximately 50-60% of men with diabetes. Above age 70, there is about a 95% likelihood of having some difficulty with erectile function. The first step to overcoming these feelings is to acknowledge the problem and communicate honestly and openly with each other. If unsuccessful, does not interfere with other treatments "It would have been nice to have had the exact four criteria used," Kushida said. Those criteria are an urge to move the legs, getting temporary relief with movement, worse symptoms at rest, and worse symptoms in the evening. cialis online canada Context Erectile dysfunction is common in men with diabetes. the blood brim is decreased and erection goes away. Inexpensive Useful only in the few patients with abnormal hormone levels The researchers also reviewed the results of studies on erectile dysfunction in men with chronic heart failure. They noted that erectile dysfunction may arise from reduced blood flow to the penis, and that certain drugs used to treat chronic heart failure might actually exacerbate this problem. Duplex ultrasound is used to evaluate erectile tissue. It is used to evaluate blood flow, venous leak, signs of atherosclerosis, and scarring of erectile tissue. An erection is induced and the ultrasound is used to see vascular dilation and measure blood pressure in the penis.