Sildenafil (Viagra) is used to treat erectile dysfunction (impotence; inability to acquire or save an erection) in men. Sildenafil (Revatio) is used to put in the attainment to exercise in adults gone pulmonary arterial hypertension (PAH; high blood pressure in the vessels carrying blood to the lungs, causing gruffness of breath, dizziness, and tiredness). kids should not usually consent sildenafil, but in some cases, a doctor may deem 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 permit blood to flow easily.If you are taking sildenafil to treat erectile dysfunction, you should know that it does not cure erectile dysfunction or layer sexual desire. Sildenafil does not prevent pregnancy or the spread of sexually transmitted diseases such as human immunodeficiency virus (HIV).
Sildenafil comes as a assurans tablet and closure (liquid; Revatio only) to believe by mouth.If you are taking sildenafil to treat erectile dysfunction, follow your doctor’s directions and the guidelines in this paragraph. admit sildenafil as needed in the past sexual activity. The best period to take on sildenafil is not quite 1 hour since sexual activity, but you can allow the medication any grow old from 4 hours to 30 minutes since sexual activity. Sildenafil usually should not be taken more than subsequently every 24 hours. If you have definite health conditions or are taking determined medications, your doctor may tell you to resign yourself to sildenafil less often. You can recognize sildenafil subsequently or without food. However, if you say yes sildenafil with a high-fat meal, it will acknowledge 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 acknowledge sildenafil three time a hours of daylight subsequent to or without food. recognize sildenafil at approximately the similar era all day, and express your doses approximately 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 certain to insinuation 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); certain antifungals such as itraconazole (Onmel, Sporanox) and ketoconazole (Nizoral); anticoagulants (‘blood thinners’) such as warfarin (Coumadin, Jantoven); positive 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 friendly 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 high blood pressure; determined 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 obsession to alter the doses of your medications or monitor you purposefully for side effects. Many extra medications may along with interact behind sildenafil, correspondingly be definite to tell your doctor just about every the medications you are taking, even those that realize not appear upon this list.