The inability to achieve and maintain erection during sexual activity is known as erectile dysfunction. It is a very common problem in most of men and one out of 10 men is having this problem. The impotence can affect man at any time in his life but it is more common in men with age of 40 years or above. There are treatments available for the impotence in the form of Viagra, Cialis and Levitra.

There are many sequences of events included in the sexual cycle which are very important and necessary for successful and sustained erection for men. There can be many sexual problems occur when any of these events are disturbed. There can be low sex drive, decreased libido and erectile dysfunction with it. There can be difficulty in sex for men and they can have embarrassment to talk about their erection problem. They need to consult with their doctor about the use of Viagra, Cialis and Levitra.

Impotence or erectile dysfunction can stay for long time as these are chronic but they can be infrequent and temporary as well. You might have chronic erection dysfunction if it happens constantly and you have hindrance in your sexual life. You can use Viagra, Cialis and Levitra on prescription of your doctor. You should also control alcohol intake, stop smoking and proper sleep on doctor’s advice. There are many treatments you can find but Viagra, Cialis and Levitra are the best which are available in most pharmacies. You can also buy these medications on internet from registered online clinics and pharmacies like 121doc.co.uk. You can also consult with doctors on these clinics.

Viagra was the first anti impotence treatment which was launched in UK. It has undergone most clinical studies and has maximum experience. Sildenafil which is active ingredient of Viagra can work on arteries of penis and widens them. The blood flow is increased into the penis with Viagra and men can have longer and better erection for sexual activity. It can work in the body for four hours. There can be side effects of Viagra like blurred vision, headache and priapism.

Levitra is another medication which can be used for the treatment of erectile dysfunction and impotence. Vardenafil is the active substance of Levitra which can relax the smooth muscles of penis to increase the blood flow in the penis. It can be used only for sexual dysfunction in men and should not be used by women. The medication is available in all dosages. It can work and stay in the body for about eight and half hours. Headache and flushing can be some of the side effects of Levitra.

Cialis is another great medication for men who are suffering from impotence and sexual dysfunction. It can be used as an alternative to Viagra and its ingredients Tadalafil. The actions of certain enzymes are blocked by the Cialis which can cause erection problems in men and it increases the blood flow into the penis. Cialis can work for 36 hours in your body. Headache, indigestion, flushing, and red eye to excess blood supply can be some side effects of Cialis.

Viagra, Cialis and Levitra should not be taken if you are taking any medicines containing nitrates. You should read all information before taking these medications. You should also consult your doctor before taking these medications.