Sildenafil (Viagra) was the first oral phosphodiesterase type 5 (PDE5) inhibitor approved by the FDA in the United States for the treatment of erectile dysfunction (it is not approved for women). Compared to sildenafil, which lasts for three to five hours, vardenafil typically lasts for between five and eight hours, after which it remains active in the body but doesn’t provide as strong an effect. Acupuncture has helped some men with erectile dysfunction. This holds the blood in the penis (and keeps it hard) for up to 30 minutes. To diagnose erectile dysfunction, the doctor will ask questions about the symptoms and medical history. Also, in rare instances, kidney failure and liver disease may throw off the balance of hormones necessary for proper erection and intercourse. Asian ginseng and ginkgo biloba (seen here) are popular, but there isn't a lot of good research on their effectiveness.
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Sildenafil, the active ingredient in Viagra, is one of the most common and widely used erectile dysfunction treatments available today. Oral medications such as Viagra (sildenafil), Levitra (vardenafil) or Cialis (tadalafil) are usually the first line of treatment. Viagra can help stimulate blood flow to the penis and help people with the condition maintain an erection. When blood fills two chambers in the penis (known as the corpora cavernosa) an erection occurs. It should only be used as directed, only if you have diagnosed ED, and only if you are healthy enough for sexual activity. If you do need ED medications, there are many options. Cialis is available in doses of 5 mg, 10 mg, and 20 mg tablets. Studies show that 25% of men who are treated for erectile dysfunction are younger than age 40. The muscles of the arteries in the walls of the lungs also contain PDE5, which is why the same drug can also help with pulmonary hypertension treatment.