Sildenafil (Viagra) is used to treat erectile dysfunction (impotence; inability to get or keep an erection) in men. Sildenafil (Revatio) is used to tally the realization to exercise in adults in imitation of pulmonary arterial hypertension (PAH; tall blood pressure in the vessels carrying blood to the lungs, causing gruffness of breath, dizziness, and tiredness). children should not usually agree to sildenafil, but in some cases, a doctor may rule 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 mass sexual desire. Sildenafil does not prevent pregnancy or the improvement of sexually transmitted diseases such as human immunodeficiency virus (HIV).
Sildenafil comes as a tablet and suspension (liquid; Revatio only) to acknowledge by mouth.If you are taking sildenafil to treat erectile dysfunction, follow your doctor's directions and the guidelines in this paragraph. acknowledge sildenafil as needed since sexual activity. The best era to bow to sildenafil is nearly 1 hour past sexual activity, but you can bow to the medication any become old from 4 hours to 30 minutes back sexual activity. Sildenafil usually should not be taken more than considering every 24 hours. If you have sure health conditions or are taking determined medications, your doctor may tell you to assume sildenafil less often. You can believe sildenafil past or without food. However, if you endure sildenafil citrate buy online cheap later than a high-fat meal, it will resign yourself to 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 endure sildenafil three period a day next or without food. admit sildenafil at all but the thesame times every day, and broadcast your doses nearly 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 definite to citation 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); sure 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 affable 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); extra medications or devices to treat erectile dysfunction; medications for tall 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 dependence to bend the doses of your medications or monitor you purposefully for side effects. Many extra medications may after that interact in imitation of sildenafil, correspondingly be clear to tell your doctor more or less every the medications you are taking, even those that do not appear upon this list.