Sometimes, Viagra doesn’t cause the effects that are to happen in males. This is uncommon, but possible. There are many reasons for this, and it is important to know all the options before buying this treatment. Some men don’t believe that it can work for them, and this makes it difficult to prescribe the medication. Viagra works when the man is sexually aroused. Because the medicine works to rehabilitate the chemical disbalance in the brain, it should be taken half an hour to an hour before having sex, and will look no uncommon to an erection that has happened without the assistance of Viagra. Since the introduction of Viagra in 1993 it has an 80 percent success rate with the maximum dose. For the patients who didn’t succeed with the medicine, it is vital to know that Viagra does not simply cause an erection. There has to be à certain level of sexual incitement before the chemical progress can start. Besides, both sexual partners should have an equal desire for having sex. Many men believe that they need Viagra to get an erection without being completely sexually aroused. Sexual intimacy alone will not help Viagra to function, as the mind is to desire the act before the blood flow to the phallus can be grown. If the partner isn’t willing to have sex, then it is improbable that the patient will be stimulated enough for Viagra to function. Discussing the problem with your partner, and finding all the information together can bring both partners closer, help them understand and finally increase knowledge and sexual desire for one another. Taking Viagra 30 minutes before sex, and involving in acts that raise desire can have the better outcome from the medication. Thus, the more aroused both lovers are, the more probable Viagra is to work correctly to get and sustain an erection without the desire decreasing. Mental causes can also prevent Viagra from functioning correctly. It is a general problem for men suffering from erectile dysfunction to also suffer from depression or disquietness. It is the discomfort suffered by the man that prevents sexual satisfaction. If the patient is embarrassed due to the stereotype often attached to males who suffer from erectile dysfunction, then this could have adverse results even with Viagra. Other factors such as interruptions, or disbelief in the treatment could mean that an erection is improbable, and these causes should be addressed before the doctor prescribes Viagra. Viagra is prescribed to assist males of all ages and many levels of erectile dysfunction achieve and maintain an erection for several hours. It is one of the most famous erectile dysfunction treatment existing that has a high success rate. It doesn’t have to be a problem, and with the full awareness, sexual success is within your reach.