Viagra

What is Viagra?

Viagra (sildenafil) relaxes muscles and increases blood flow to particular regions from the physique.

Sildenafil under the name Viagra is employed to treat erectile dysfunction (impotence) in guys. A different brand of sildenafil is Revatio, that is applied to treat pulmonary arterial hypertension and enhance exercising capacity in men and women. Tend not to take Viagra even though also taking Revatio, unless your doctor tells you to.
Viagra may also be used for other purposes not listed in this medication guide.

Important facts about Viagra
Usually do not take Viagra in case you are also employing a nitrate drug for chest pain or heart troubles. 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 for example amyl nitrate or nitrite ("poppers"). Taking Viagra having a nitrate medicine may cause a sudden and critical lower in blood pressure. During sexual activity, when you turn out to be dizzy or nauseated, or have pain, numbness, or tingling inside your chest, arms, neck, or jaw, cease and contact your physician instantly. You might be obtaining a really serious side impact of Viagra.
Usually do not take Viagra greater than as soon as every day. Allow 24 hours to pass among doses. Speak to your medical professional or seek emergency healthcare consideration in case your erection is painful or lasts longer than four hours. A prolonged erection (priapism) can harm the penis.
Viagra can reduce blood flow towards the optic nerve from the eye, causing sudden vision loss. This has occurred in a little number of people today taking Viagra, most of whom also had heart disease, diabetes, high blood pressure, high cholesterol, or certain pre-existing eye troubles, and in those who smoke or are over 50 years old. It's not clear whether or not Viagra could be the actual lead to of vision loss.
Stop using Viagra and get emergency medical enable for those who have sudden vision loss.

Before taking Viagra
Tend not to take Viagra for anyone who is also making use of a nitrate drug for chest pain or heart troubles. This contains 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 for instance amyl nitrate or nitrite ("poppers"). Taking Viagra having a nitrate medicine may cause a sudden and significant reduce in blood pressure.
To create sure you'll be able to safely take Viagra, tell your physician in case you have any of these other circumstances:
heart disease 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 disease;
liver or kidney diseas;
a blood cell disorder which include sickle cell anemia, various myeloma, or leukemia;
a bleeding disorder for example hemophilia;
a stomach ulcer;
retinitis pigmentosa (an inherited situation of your eye);
a physical deformity on the penis (like Peyronie's illness); or
should you have been told you should not have sexual intercourse for wellness reasons.

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Viagra can reduce blood flow towards the optic nerve of your eye, causing sudden vision loss. This has occurred in a modest number of people today taking Viagra, most of whom also had heart disease, diabetes, high blood pressure, high cholesterol, or particular pre-existing eye challenges, and in people who smoke or are over 50 years old. It is not clear whether or not Viagra is the actual result in of vision loss. Stop using Viagra and get emergency healthcare enable when you have sudden vision loss.
FDA pregnancy category B: This medication is not expected to become harmful to an unborn child. Do not use Viagra without having telling your physician if you're pregnant or strategy to develop into pregnant in the course of treatment. It's not known if sildenafil passes into breast milk or if it could harm a nursing child. Do not use this medication with no telling your medical professional if you're breast-feeding a child.
See also: Viagra pregnancy and breastfeeding warnings (in far more detail)

How ought to I take Viagra?
Take Viagra exactly as prescribed by your medical doctor. Don't take in larger or smaller amounts or for longer than suggested. Comply with the directions on your prescription label.
Viagra is normally taken only when needed, 30 minutes to 1 hour before sexual activity. You could possibly take it up to four hours prior to sexual activity. Do not take Viagra greater than as soon as each day.
Viagra can help you've an erection when sexual stimulation occurs. An erection is not going to happen just by taking a pill. Adhere to your doctor's directions.
Throughout sexual activity, for those who turn into dizzy or nauseated, or have discomfort, numbness, or tingling within your chest, arms, neck, or jaw, stop and contact your medical professional right away. You can be getting a severe side impact of Viagra.
Retailer this medication at room temperature away from moisture and heat.
See also: Viagra dosage (in far more detail)

What occurs if I miss a dose?
Viagra is made use of as required, so that you are not most likely to be on a dosing schedule.

What occurs if I overdose?
Seek emergency medical focus or get in touch with the Poison Enable line at 1-800-222-1222. Overdose signs and symptoms might include things like chest pain, nausea, irregular heartbeat, and feeling light-headed or fainting.

What must I stay away from although taking Viagra?
Avoid drinking alcohol, which can enhance a number of the unwanted side effects of Viagra. Stay clear of applying other medicines to treat impotence, which include alprostadil (Caverject, Muse, Edex) or yohimbine (Yocon, Yodoxin, others), without having initial talking to your medical professional.

See also: Viagra and alcohol (in extra detail)

Viagra side effects
Get emergency medical assistance when you've got any of those signs of an allergic reaction: hives; difficulty breathing; swelling of one's face, lips, tongue, or throat. In the course of sexual activity, when you turn out to be dizzy or nauseated, or have pain, numbness, or tingling in your chest, arms, neck, or jaw, quit and call your physician straight away. You may be possessing a really serious side impact of Viagra.
Stop making use of Viagra and contact your physician at the moment for those who have a serious side impact for instance:
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 in your hands, ankles, or feet;
shortness of breath;
vision alterations;
feeling light-headed, fainting; or
penis erection that is certainly painful or lasts 4 hours or longer.

Less significant Viagra unwanted effects might contain:
warmth or redness within your face, neck, or chest;
stuffy nose;
headache;
memory challenges;
upset stomach; or
back pain.

This is not a complete list of unwanted side effects and others may possibly occur. Call your doctor for health-related suggestions about unwanted side effects. You could report side effects to FDA at 1-800-FDA-1088.

See also: Viagra negative effects (in extra detail)

What other drugs will affect Viagra?
Usually do not take Viagra with similar drugs including tadalafil (Cialis) or vardenafil (Levitra).
Do not take Viagra should you be also applying a nitrate drug for chest discomfort or heart challenges, such as 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").

Before taking Viagra, tell your medical professional about all other medications you use for erectile dysfunction, or should you be employing any from the following drugs:
bosentan (Tracleer);
cimetidine (Tagamet, Tagamet HB);
conivaptan (Vaprisol);
imatinib (Gleevec);
isoniazid (for treating tuberculosis);
rifampin (Rifadin, Rimactane, Rifater, Rifamate);
an antidepressant like nefazodone;
an antibiotic for instance clarithromycin (Biaxin), dalfopristin/quinupristin (Synercid), erythromycin (E.E.S., EryPed, Ery-Tab, Erythrocin, Pediazole) or telithromycin (Ketek);
antifungal medication such as itraconazole (Sporanox), ketoconazole (Nizoral), miconazole (Oravig), or voriconazole (Vfend);
heart or blood pressure medication which include diltiazem (Cardizem, Dilacor, Tiazac), doxazosin (Cardura), nicardipine (Cardene), quinidine (Quin-G), or verapamil (Calan, Covera, Isoptin, Verelan); or
HIV/AIDS medicine for example atazanavir (Reyataz), delavirdine (Rescriptor), fosamprenavir (Lexiva), indinavir (Crixivan), nelfinavir (Viracept), saquinavir (Invirase), or ritonavir (Norvir, Kaletra).

This list will not be full and there could possibly be other drugs which can interact with Viagra. Inform your doctor about each of the prescription and over-the-counter medicines you use. This involves vitamins, minerals, herbal items, and drugs prescribed by other doctors. Usually do not begin making use of a brand new medication without having telling your medical doctor.

Viagra