Sildenafil (malegra vs viagra) is used to treat erectile dysfunction (impotence; inability to get or keep an erection) in men. Sildenafil (Revatio) is used to intensify the success to exercise in adults once pulmonary arterial hypertension (PAH; high blood pressure in the vessels carrying blood to the lungs, causing sharpness of breath, dizziness, and tiredness). kids should not usually undertake sildenafil, but in some cases, a doctor may declare 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 addition sexual desire. Sildenafil does not prevent pregnancy or the loan of sexually transmitted diseases such as human immunodeficiency virus (HIV).
Sildenafil comes as a tablet and delay (liquid; Revatio only) to endure by mouth.If you are taking sildenafil to treat erectile dysfunction, follow your doctor’s directions and the guidelines in this paragraph. resign yourself to sildenafil as needed back sexual activity. The best time to admit sildenafil is not quite 1 hour in the past sexual activity, but you can receive the medication any get older from 4 hours to 30 minutes before sexual activity. Sildenafil usually should not be taken more than later than every 24 hours. If you have definite health conditions or are taking certain medications, your doctor may say you to say you will sildenafil less often. You can agree to sildenafil like or without food. However, if you give a positive response sildenafil in the same way as a high-fat meal, it will undertake 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 resign yourself to sildenafil three grow old a day in imitation of or without food. resign yourself to sildenafil at on the subject of the same grow old every day, and broadcast your doses not quite 4 to 6 hours apart.
tell your doctor and pharmacist what prescription and nonprescription medications, vitamins, and nutritional supplements you are taking or plot to take. Be positive to suggestion 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); definite 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 within reach 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); other medications or devices to treat erectile dysfunction; medications for tall blood pressure; definite 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 regulate the doses of your medications or monitor you intentionally for side effects. Many additional medications may next interact considering sildenafil, therefore be definite to tell your doctor nearly every the medications you are taking, even those that accomplish not appear upon this list.