Sildenafil (Viagra) is used to treat erectile dysfunction (impotence; inability to get or keep an erection) in men. Sildenafil (Revatio) is used to tally up the exploit to exercise in adults gone pulmonary arterial hypertension (PAH; high blood pressure in the vessels carrying blood to the lungs, causing brusqueness of breath, dizziness, and tiredness). children should not usually give a positive response 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 growth sexual desire. Sildenafil does not prevent pregnancy or the progress of sexually transmitted diseases such as human immunodeficiency virus (HIV).
Sildenafil comes as a tablet and postponement (liquid; Revatio only) to agree to by mouth.If you are taking sildenafil to treat erectile dysfunction, follow your doctor’s directions and the guidelines in this paragraph. assume sildenafil as needed past sexual activity. The best era to consent sildenafil is just about 1 hour since sexual activity, but you can bow to the medication any times from 4 hours to 30 minutes before sexual activity. Sildenafil usually should not be taken more than once all 24 hours. If you have distinct health conditions or are taking clear medications, your doctor may tell you to say you will sildenafil less often. You can understand sildenafil gone or without food. However, if you endure sildenafil with a high-fat meal, it will say you will longer for the medication to begin to work.If you are taking sildenafil to treat PAH, follow your doctor’s directions and the guidelines in this paragraph. You will probably put up with sildenafil three time a day next or without food. take on sildenafil at something like the thesame become old all day, and publicize 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 scheme to take. Be determined to reference 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); positive antifungals such as itraconazole (Onmel, Sporanox) and ketoconazole (Nizoral); anticoagulants (‘blood thinners’) such as warfarin (Coumadin, Jantoven); definite 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, fildena 25 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 understandable 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); additional medications or devices to treat erectile dysfunction; medications for high blood pressure; positive medications for seizures including carbamazepine (Carbatrol, Epitol, Tegretol, others), phenobarbital, and phenytoin (Dilantin, Phenytek); rifabutin (Mycobutin); and rifampin (Rifadin, Rimactane, in Rifamate, in Rifater). Your doctor may need to fiddle with the doses of your medications or monitor you carefully for side effects. Many additional medications may in addition to interact taking into consideration sildenafil, so be determined to tell your doctor practically every the medications you are taking, even those that reach not appear upon this list.