Sildenafil (Viagra) is used to treat erectile dysfunction (impotence; inability to acquire or keep an erection) in men. Sildenafil (Revatio) is used to count the success to exercise in adults past pulmonary arterial hypertension (PAH; tall blood pressure in the vessels carrying blood to the lungs, causing rudeness of breath, dizziness, and tiredness). kids should not usually take sildenafil, but in some cases, a doctor may consider that sildenafil (Revatio) is the best medication to treat a child’s condition. Sildenafil is in a class of medications called phosphodiesterase (PDE) inhibitors. Sildenafil treats erectile dysfunction by increasing blood flow to the penis during sexual stimulation. This increased blood flow can cause an erection. Sildenafil treats PAH by relaxing the blood vessels in the lungs to allow blood to flow easily.If you are taking sildenafil to treat erectile dysfunction, you should know that it does not cure erectile dysfunction or accumulation sexual desire. Sildenafil does not prevent pregnancy or the move on of sexually transmitted diseases such as human immunodeficiency virus (HIV).
Sildenafil comes as a tablet and deferment (liquid; Revatio only) to bow to by mouth.If you are taking sildenafil to treat erectile dysfunction, follow your doctor’s directions and the guidelines in this paragraph. take sildenafil as needed previously sexual activity. The best era to admit sildenafil is nearly 1 hour before sexual activity, but you can assume the medication any time from 4 hours to 30 minutes back sexual activity. Sildenafil usually should not be taken more than similar to all 24 hours. If you have determined health conditions or are taking positive medications, your doctor may say you to agree to sildenafil less often. You can give a positive response sildenafil taking into account or without food. However, if you endure sildenafil behind a high-fat meal, it will allow longer for the medication to start to work.If you are taking sildenafil to treat PAH, follow your doctor’s directions and the guidelines in this paragraph. You will probably admit sildenafil three period a hours of daylight later or without food. consent sildenafil at vis–vis the thesame become old every day, and melody your doses about 4 to 6 hours apart.
tell your doctor and pharmacist what prescription and nonprescription medications, vitamins, and nutritional supplements you are taking or plan to take. Be definite to mention any of the following: alpha blockers such as alfuzosin (Uroxatral), doxazosin (Cardura), prazosin (Minipress), tamsulosin (Flomax, in Jalyn), and terazosin; amlodipine (Norvasc, in Amturnide, in Tekamlo); distinct antifungals such as itraconazole (Onmel, Sporanox) and ketoconazole (Nizoral); anticoagulants (‘blood thinners’) such as warfarin (Coumadin, Jantoven); certain barbiturates such as butalbital (in Butapap, in Fioricet, in Fiorinal, others) and secobarbital (Seconal); beta blockers such as atenolol (Tenormin, in Tenoretic), labetalol (Trandate), metoprolol (Lopressor, Toprol XL, in Dutoprol), nadolol (Corgard, in Corzide), and propranolol (Hemangeol, Inderal LA, InnoPran); bosentan (Tracleer); cimetidine ; efavirenz (Sustiva, in Atripla); erythromycin (E.E.S., E-Mycin, Erythrocin); HIV protease inhibitors including amprenavir (Agenerase; no longer handy in the U.S.), atazanavir (Reyataz, in Evotaz), darunavir (Prezista, in Prezcobix), fosamprenavir (Lexiva), indinavir (Crixivan), lopinavir (in Kaletra), nelfinavir (Viracept), ritonavir (Norvir, in Kaletra), saquinavir (Invirase), and tipranavir (Aptivus); nevirapine (Viramune); further medications or devices to treat erectile dysfunction; medications for tall blood pressure; positive medications for seizures including carbamazepine (Carbatrol, Epitol, assurans 20 mg Tegretol, others), phenobarbital, and phenytoin (Dilantin, Phenytek); rifabutin (Mycobutin); and rifampin (Rifadin, Rimactane, in Rifamate, in Rifater). Your doctor may need to change the doses of your medications or monitor you carefully for side effects. Many extra medications may as a consequence interact taking into consideration sildenafil, consequently be definite to say your doctor more or less all the medications you are taking, even those that pull off not appear upon this list.