What is Viagra? Viagra (sildenafil) relaxes muscles and increases blood flow to certain areas with the body. Sildenafil beneath the name Viagra is used to treat erectile dysfunction (impotence) in guys. Yet another brand of sildenafil is Revatio, which can be used to treat pulmonary arterial hypertension and improve physical exercise capacity in women and men. Do not take Viagra although also taking Revatio, unless your doctor tells you to. Viagra might also be applied for other purposes not listed within this medication guide. Important information and facts about Viagra Don't take Viagra in case you are also applying a nitrate drug for chest discomfort or heart issues. This consists of nitroglycerin (Nitrostat, Nitrolingual, Nitro-Dur, Nitro-Bid, and other individuals), isosorbide dinitrate (Dilatrate-SR, Isordil, Sorbitrate), and isosorbide mononitrate (Imdur, ISMO, Monoket). Nitrates are also identified in some recreational drugs for example amyl nitrate or nitrite ("poppers"). Taking Viagra with a nitrate medicine may cause a sudden and severe decrease in blood pressure. Through sexual activity, should you become dizzy or nauseated, or have pain, numbness, or tingling in your chest, arms, neck, or jaw, cease and call your physician instantly. You can be getting a critical side impact of Viagra. Don't take Viagra greater than as soon as per day. Permit 24 hours to pass between doses. Get in touch with your doctor or seek emergency health-related focus if your erection is painful or lasts longer than four hours. A prolonged erection (priapism) can harm the penis. Viagra can decrease blood flow towards the optic nerve in the eye, causing sudden vision loss. This has occurred within a little quantity of men and women taking Viagra, most of whom also had heart disease, diabetes, high blood pressure, high cholesterol, or certain pre-existing eye issues, and in those that smoke or are over 50 years old. It isn't clear whether Viagra may be the actual trigger of vision loss. Cease making use of Viagra and get emergency healthcare help in case you have sudden vision loss. Before taking Viagra Don't take Viagra if you're also utilizing a nitrate drug for chest discomfort or heart problems. This involves nitroglycerin (Nitrostat, Nitrolingual, Nitro-Dur, Nitro-Bid, and other individuals), isosorbide dinitrate (Dilatrate-SR, Isordil, Sorbitrate), and isosorbide mononitrate (Imdur, ISMO, Monoket). Nitrates are also found in some recreational drugs which include amyl nitrate or nitrite ("poppers"). Taking Viagra using a nitrate medicine can cause a sudden and critical reduce in blood pressure. To produce certain it is possible to safely take Viagra, tell your medical professional should you have any of these other circumstances: heart illness or heart rhythm issues; a current history (in the past 6 months) of a heart attack, stroke, or congestive heart failure; high or low blood pressure; coronary artery illness; liver or kidney diseas; a blood cell disorder for instance sickle cell anemia, a number of myeloma, or leukemia; a bleeding disorder such as hemophilia; a stomach ulcer; retinitis pigmentosa (an inherited situation in the eye); a physical deformity with the penis (including Peyronie's illness); or when you've got been told it is best to not have sexual intercourse for wellness factors. buy cheap purchase uk viagra Viagra can lower blood flow to the optic nerve from the eye, causing sudden vision loss. This has occurred inside a smaller quantity of people today taking Viagra, most of whom also had heart disease, diabetes, high blood pressure, high cholesterol, or certain pre-existing eye difficulties, and in people who smoke or are over 50 years old. It isn't clear whether Viagra could be the actual result in of vision loss. Quit making use of Viagra and get emergency medical aid when you've got sudden vision loss. FDA pregnancy category B: This medication isn't expected to be damaging to an unborn baby. Do not use Viagra devoid of telling your physician in case you are pregnant or plan to grow to be pregnant during remedy. It isn't known if sildenafil passes into breast milk or if it could harm a nursing baby. Tend not to use this medication without having telling your doctor if you are breast-feeding a baby. See also: Viagra pregnancy and breastfeeding warnings (in more detail) How should really I take Viagra? Take Viagra exactly as prescribed by your medical doctor. Tend not to take in bigger or smaller amounts or for longer than advised. Follow the directions on your prescription label. Viagra is generally taken only when necessary, 30 minutes to 1 hour before sexual activity. You might take it as much as four hours prior to sexual activity. Usually do not take Viagra more than when every day. Viagra might help you have got an erection when sexual stimulation occurs. An erection is not going to take place just by taking a pill. Comply with your doctor's directions. In the course of sexual activity, in case you come to be dizzy or nauseated, or have pain, numbness, or tingling in your chest, arms, neck, or jaw, stop and get in touch with your medical professional instantly. You could be possessing a significant side impact of Viagra. Store this medication at room temperature away from moisture and heat. See also: Viagra dosage (in far more detail) What happens if I miss a dose? Viagra is made use of as necessary, so you are not likely to become on a dosing schedule. What occurs if I overdose? Seek emergency healthcare focus or get in touch with the Poison Enable line at 1-800-222-1222. Overdose signs and symptoms might involve chest discomfort, nausea, irregular heartbeat, and feeling light-headed or fainting. What must I keep away from even though taking Viagra? Stay clear of drinking alcohol, which can improve some of the unwanted effects of Viagra. Avoid using other medicines to treat impotence, which include alprostadil (Caverject, Muse, Edex) or yohimbine (Yocon, Yodoxin, others), devoid of initially talking to your medical professional. See also: Viagra and alcohol (in extra detail) Viagra side effects Get emergency medical aid when you have any of those indicators of an allergic reaction: hives; difficulty breathing; swelling of one's face, lips, tongue, or throat. For the duration of sexual activity, when you become dizzy or nauseated, or have pain, numbness, or tingling inside your chest, arms, neck, or jaw, stop and get in touch with your doctor straight away. You might be getting a serious side effect of Viagra. Stop utilizing Viagra and get in touch with your physician at after if you have a critical side impact such as: sudden vision loss; ringing inside your ears, or sudden hearing loss; chest pain or heavy feeling, discomfort spreading for the arm or shoulder, nausea, sweating, common ill feeling; irregular heartbeat; swelling within your hands, ankles, or feet; shortness of breath; vision changes; feeling light-headed, fainting; or penis erection that is painful or lasts four hours or longer. Less severe Viagra negative effects may possibly include: warmth or redness within your face, neck, or chest; stuffy nose; headache; memory complications; upset stomach; or back pain. This can be not a total list of negative effects and others may perhaps take place. Get in touch with your medical doctor for healthcare assistance about unwanted side effects. You could possibly report unwanted side effects to FDA at 1-800-FDA-1088. See also: Viagra unwanted side effects (in additional detail) What other drugs will affect Viagra? Do not take Viagra with related medications such as tadalafil (Cialis) or vardenafil (Levitra). Tend not to take Viagra if you're also employing a nitrate drug for chest pain or heart difficulties, which includes nitroglycerin (Nitrostat, Nitrolingual, Nitro-Dur, Nitro-Bid, Minitran, Deponit, Transderm-Nitro), isosorbide dinitrate (Dilatrate-SR, Isordil, Sorbitrate), and isosorbide mononitrate (Imdur, ISMO, Monoket), or recreational drugs such as amyl nitrate or nitrite ("poppers"). Ahead of taking Viagra, tell your medical professional about all other medicines you use for erectile dysfunction, or for anyone who is utilizing any from the following medicines: bosentan (Tracleer); cimetidine (Tagamet, Tagamet HB); conivaptan (Vaprisol); imatinib (Gleevec); isoniazid (for treating tuberculosis); rifampin (Rifadin, Rimactane, Rifater, Rifamate); an antidepressant which include nefazodone; an antibiotic for example clarithromycin (Biaxin), dalfopristin/quinupristin (Synercid), erythromycin (E.E.S., EryPed, Ery-Tab, Erythrocin, Pediazole) or telithromycin (Ketek); antifungal medication like itraconazole (Sporanox), ketoconazole (Nizoral), miconazole (Oravig), or voriconazole (Vfend); heart or blood pressure medication for example diltiazem (Cardizem, Dilacor, Tiazac), doxazosin (Cardura), nicardipine (Cardene), quinidine (Quin-G), or verapamil (Calan, Covera, Isoptin, Verelan); or HIV/AIDS medicine including atazanavir (Reyataz), delavirdine (Rescriptor), fosamprenavir (Lexiva), indinavir (Crixivan), nelfinavir (Viracept), saquinavir (Invirase), or ritonavir (Norvir, Kaletra). This list just isn't total and there may be other drugs that could interact with Viagra. Tell your medical professional about all of the prescription and over-the-counter drugs you use. This involves vitamins, minerals, herbal products, and drugs prescribed by other medical doctors. Do not start out utilizing a brand new medication devoid of telling your medical professional. Viagra