Erection process involves brain's nerve impulses, spinal column, area around the penis, and response in muscles, fibrous tissues, veins, and arteries. Damage to any of these, often due to some ailment, can cause erectile dysfunction (ED).
Diabetes, kidney disease, alcoholism, multiple sclerosis, and vascular or neurological disease account for about 70 per cent of cases.
Lifestyles that contribute to heart disease and vascular problems also boost the risk. Smoking, obesity, and physical inactivity may also induce it.
Surgery can also injure nerves and arteries near penis. Injury to penis, spinal cord, prostate, bladder, and pelvis can lead to impotence by damaging nerves, muscles, arteries, and fibrous tissues.
Many common medicines like blood pressure drugs, tranquilizers, and appetite suppressants can produce impotence as a side effect.
Psychological factors like stress, anxiety, guilt, depression, low self-esteem, and fear of sexual failure cause 10 to 20 per cent of cases.
Several laboratory tests help diagnose ED. Treatments can be varied. For some, healthy changes like quitting smoking, slashing weight, and increasing physical activity help.
If a particular drug is causing problems with erection, doctors can advise substitute.
Psychotherapy and behavior modifications in selected patients are next, followed by oral or locally injected drugs, vacuum devices, and surgically implanted devices.
Drugs for treating ED can be taken orally, injected into the penis, or inserted into the urethra.
In 2003, the Food and Drug Administration (FDA) approved to treat ED.
Cialis works by enhancing the effects of one of the chemicals the body releases into the penis during sexual arousal. This allows increased blood flow into the penis spurting erection.
Cialis compared to other currently approved products, stays in the body longer.
Cialis is taken orally before sexual activity, not more than once daily with or without food.
Cialis is cheap and is available online in 5mg, 10mg and 20mg strengths.
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