What is Viagra? Viagra (sildenafil) relaxes muscles and increases blood flow to particular areas on the body. Sildenafil under the name Viagra is employed to treat erectile dysfunction (impotence) in guys. A different brand of sildenafil is Revatio, which is made use of to treat pulmonary arterial hypertension and strengthen exercising capacity in women and men. Don't take Viagra when also taking Revatio, unless your physician tells you to. Viagra might also be applied for other purposes not listed in this medication guide. Important info about Viagra Do not take Viagra if you're also using a nitrate drug for chest pain or heart problems. This consists of nitroglycerin (Nitrostat, Nitrolingual, Nitro-Dur, Nitro-Bid, and other people), isosorbide dinitrate (Dilatrate-SR, Isordil, Sorbitrate), and isosorbide mononitrate (Imdur, ISMO, Monoket). Nitrates are also identified in some recreational drugs including amyl nitrate or nitrite ("poppers"). Taking Viagra having a nitrate medicine can cause a sudden and significant lower in blood pressure. Through sexual activity, for those who come to be dizzy or nauseated, or have pain, numbness, or tingling within your chest, arms, neck, or jaw, quit and call your medical professional instantly. You may be getting a significant side impact of Viagra. Don't take Viagra greater than after per day. Let 24 hours to pass amongst doses. Speak to your medical professional or seek emergency medical attention if your erection is painful or lasts longer than 4 hours. A prolonged erection (priapism) can harm the penis. Viagra can reduce blood flow for the optic nerve from the eye, causing sudden vision loss. This has occurred inside a small number of people today taking Viagra, the majority of whom also had heart illness, diabetes, high blood pressure, high cholesterol, or specific pre-existing eye complications, and in individuals who smoke or are over 50 years old. It's not clear no matter whether Viagra would be the actual lead to of vision loss. Stop employing Viagra and get emergency healthcare aid should you have sudden vision loss. Before taking Viagra Usually do not take Viagra for anyone who is also applying a nitrate drug for chest discomfort or heart problems. This includes nitroglycerin (Nitrostat, Nitrolingual, Nitro-Dur, Nitro-Bid, and other people), isosorbide dinitrate (Dilatrate-SR, Isordil, Sorbitrate), and isosorbide mononitrate (Imdur, ISMO, Monoket). Nitrates are also identified in some recreational drugs which include amyl nitrate or nitrite ("poppers"). Taking Viagra using a nitrate medicine can cause a sudden and serious lower in blood pressure. To make confident it is possible to safely take Viagra, inform your medical professional when you have any of those other conditions: heart disease or heart rhythm complications; a recent history (previously 6 months) of a heart attack, stroke, or congestive heart failure; high or low blood pressure; coronary artery disease; liver or kidney diseas; a blood cell disorder including sickle cell anemia, many myeloma, or leukemia; a bleeding disorder for instance hemophilia; a stomach ulcer; retinitis pigmentosa (an inherited situation with the eye); a physical deformity with the penis (which include Peyronie's illness); or for those who have been told it is best to not have sexual intercourse for health motives. sample cialis lavitra viagra Viagra can decrease blood flow to the optic nerve of the eye, causing sudden vision loss. This has occurred in a small quantity of folks taking Viagra, most of whom also had heart illness, diabetes, high blood pressure, high cholesterol, or specific pre-existing eye problems, and in those that smoke or are more than 50 years old. It isn't clear no matter whether Viagra could be the actual result in of vision loss. Cease applying Viagra and get emergency health-related aid should you have sudden vision loss. FDA pregnancy category B: This medication is just not expected to become damaging to an unborn baby. Tend not to use Viagra without telling your doctor when you are pregnant or strategy to turn out to be pregnant during therapy. It is not recognized if sildenafil passes into breast milk or if it could harm a nursing child. Don't use this medication with out telling your medical doctor if you are breast-feeding a child. See also: Viagra pregnancy and breastfeeding warnings (in additional detail) How must I take Viagra? Take Viagra exactly as prescribed by your medical professional. Do not take in bigger or smaller amounts or for longer than suggested. Stick to the directions on your prescription label. Viagra is usually taken only when needed, 30 minutes to 1 hour just before sexual activity. You could take it as much as four hours before sexual activity. Don't take Viagra greater than when per day. Viagra might help you may have an erection when sexual stimulation happens. An erection will not happen just by taking a pill. Comply with your doctor's directions. During sexual activity, in the event you develop into dizzy or nauseated, or have pain, numbness, or tingling in your chest, arms, neck, or jaw, cease and call your physician immediately. You might be acquiring a severe 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 employed as needed, so you're not most likely to become on a dosing schedule. What occurs if I overdose? Seek emergency health-related focus or call the Poison Help line at 1-800-222-1222. Overdose symptoms may possibly include chest discomfort, nausea, irregular heartbeat, and feeling light-headed or fainting. What really should I prevent although taking Viagra? Keep away from drinking alcohol, which can enhance a number of the side effects of Viagra. Keep away from applying other medicines to treat impotence, like alprostadil (Caverject, Muse, Edex) or yohimbine (Yocon, Yodoxin, other people), with out 1st talking to your medical professional. See also: Viagra and alcohol (in far more detail) Viagra side effects Get emergency healthcare help should you have any of those signs of an allergic reaction: hives; difficulty breathing; swelling of the face, lips, tongue, or throat. Through sexual activity, in case you turn out 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 doctor instantly. You could be getting a significant side effect of Viagra. Cease applying Viagra and call your medical professional at when when you have a really serious side impact which include: sudden vision loss; ringing in your ears, or sudden hearing loss; chest pain or heavy feeling, pain spreading to 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 significant Viagra unwanted side effects could contain: warmth or redness inside your face, neck, or chest; stuffy nose; headache; memory challenges; upset stomach; or back discomfort. This is not a comprehensive list of side effects and other individuals might occur. Call your doctor for health-related advice about side effects. You might report negative effects to FDA at 1-800-FDA-1088. See also: Viagra negative effects (in additional detail) What other drugs will influence Viagra? Don't take Viagra with comparable medicines like tadalafil (Cialis) or vardenafil (Levitra). Do not take Viagra should you be also using a nitrate drug for chest discomfort or heart challenges, 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 like amyl nitrate or nitrite ("poppers"). Prior to taking Viagra, tell your doctor about all other medications you use for erectile dysfunction, or if you're utilizing any with the following drugs: bosentan (Tracleer); cimetidine (Tagamet, Tagamet HB); conivaptan (Vaprisol); imatinib (Gleevec); isoniazid (for treating tuberculosis); rifampin (Rifadin, Rimactane, Rifater, Rifamate); an antidepressant for example nefazodone; an antibiotic which include 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 including diltiazem (Cardizem, Dilacor, Tiazac), doxazosin (Cardura), nicardipine (Cardene), quinidine (Quin-G), or verapamil (Calan, Covera, Isoptin, Verelan); or HIV/AIDS medicine for instance atazanavir (Reyataz), delavirdine (Rescriptor), fosamprenavir (Lexiva), indinavir (Crixivan), nelfinavir (Viracept), saquinavir (Invirase), or ritonavir (Norvir, Kaletra). This list will not be total and there may very well be other drugs that may interact with Viagra. Tell your medical professional about each of the prescription and over-the-counter drugs you use. This consists of vitamins, minerals, herbal solutions, and drugs prescribed by other doctors. Do not begin utilizing a brand new medication with no telling your doctor. Viagra