Sildenafil (Viagra). Talafil (Cialis). Vardenafil. These medicines are called PDE5 inhibitors. They enhance the effects of a chemical the body makes that relaxes .When choosing one, tell your doctor or other health care professional what your preferences are, such as cost, ease of use, how long the drug’s effects last and side effects. These are commonly prescribed for an enlarged prostate or male pattern baldness. For erectile dysfunction, some basic questions to ask your doctor include: What’s the most likely cause of my erection problems? Some alternative products that claim to work for erectile dysfunction can be dangerous. It can be dangerous to take sildenafil if you also take medicines called nitrates often given for chest pain.Drug Images What is Viagra? If you have erectile dysfunction (ED), your doctor may recommend that you take Viagra. It’s a prescription drug that’s used in ult . Sildenafil (Viagra). Talafil (Cialis). Vardenafil. These medicines are called PDE5 inhibitors. They enhance the effects of a chemical the body makes that relaxes . In combination with sexual stimulation, sildenafil works by increasing blood flow to the penis to help a man get and keep an drug does not protect .Food and Drug Administration has approved fifteen drug manufacturers to market generic sildenafil in the United States. They enhance the effects of a chemical the body makes that relaxes muscles in the penis, called nitric oxide. Involve your sexual partner. Oral ED medicines might not work or might be dangerous if you also take any of the following: Nitrate medicines. About sildenafil Viagra Sildenafil is a medicine used to treat erection problems erectile dysfunction. What’s the best treatment? The patent on Revatio indicated for pulmonary arterial hypertension rather than erectile dysfunction expired in late
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