Pulmonary hypertension is different from hypertension, the common condition of high blood pressure. The pulmonary disease involves extremely high pressure in the artery that carries blood // from the heart to the lungs to pick up oxygen. The disease, also called pulmonary arterial hypertension, can make even routine tasks an ordeal.
Viagra the blue pill that treats erectile dysfunction, a common but less than fatal male malady, may have a new role in treating pulmonary hypertension, a rare but deadly disease that afflicts mainly women.
Results of a clinical trial in India, showed that Viagra increased the ability of patients to exercise by about 40 percent. The authors said that was greater than the effect seen with other drugs in different trials. Although the trial involved only 22 patients, it was the first randomized test to compare Viagra against a placebo for pulmonary hypertension. The drug is even being given to babies, surprising but true .
Some doctors and insurance companies say they have concerns about this use of Viagra, saying it has not been proved effective in rigorous clinical trials, whereas other drugs have. Patients with pulmonary hypertension use the drug every day and in higher doses than men who use it before sex, potentially raising new risks.
Though only about 100,000 people in the United States and Europe have pulmonary hypertension, three drugs have already been approved for the condition and several others are on the way. Researchers say the patient population might grow because doctors, who often miss the condition, are looking more carefully now that treatments are available. Though far from cures for pulmonary hypertension, the new drugs have helped improve the outlook for patients.
Drug manufacturers say they would sell a pulmonary hypertension drug under a different name and in a different form from Viagra to prevent prescription errors. Investigators in the clinical trials said thePage: 1 2 Related medicine news :1
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