Viagra

What is Viagra?

Viagra (sildenafil) relaxes muscles and increases blood flow to specific areas from the body.

Sildenafil under the name Viagra is applied to treat erectile dysfunction (impotence) in guys. An additional brand of sildenafil is Revatio, which can be applied to treat pulmonary arterial hypertension and increase workout capacity in women and men. Don't take Viagra although also taking Revatio, unless your doctor tells you to.
Viagra could also be used for other purposes not listed within this medication guide.

Important facts about Viagra
Tend not to take Viagra in case you are also employing a nitrate drug for chest discomfort or heart difficulties. 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 found in some recreational drugs including amyl nitrate or nitrite ("poppers"). Taking Viagra with a nitrate medicine can cause a sudden and critical lower in blood pressure. For the duration of sexual activity, if you turn out to be dizzy or nauseated, or have pain, numbness, or tingling inside your chest, arms, neck, or jaw, cease and get in touch with your medical doctor immediately. You may be having a significant side impact of Viagra.
Usually do not take Viagra greater than after every day. Allow 24 hours to pass in between doses. Speak to your doctor or seek emergency medical interest if your erection is painful or lasts longer than 4 hours. A prolonged erection (priapism) can harm the penis.
Viagra can reduce blood flow towards the optic nerve in the eye, causing sudden vision loss. This has occurred inside a tiny quantity of people today taking Viagra, most of whom also had heart illness, diabetes, high blood pressure, high cholesterol, or certain pre-existing eye troubles, and in those that smoke or are more than 50 years old. It isn't clear irrespective of whether Viagra is the actual bring about of vision loss.
Quit employing Viagra and get emergency medical support for those who have sudden vision loss.

Before taking Viagra
Tend not to take Viagra when you are also applying a nitrate drug for chest pain or heart complications. This consists of nitroglycerin (Nitrostat, Nitrolingual, Nitro-Dur, Nitro-Bid, and others), isosorbide dinitrate (Dilatrate-SR, Isordil, Sorbitrate), and isosorbide mononitrate (Imdur, ISMO, Monoket). Nitrates are also discovered in some recreational drugs which include amyl nitrate or nitrite ("poppers"). Taking Viagra using a nitrate medicine can cause a sudden and severe reduce in blood pressure.
To make confident you'll be able to safely take Viagra, tell your medical doctor if you have any of these other conditions:
heart disease or heart rhythm problems;
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 including hemophilia;
a stomach ulcer;
retinitis pigmentosa (an inherited condition from the eye);
a physical deformity on the penis (like Peyronie's disease); or
should you have been told it is best to not have sexual intercourse for well being factors.

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Viagra can decrease blood flow towards the optic nerve of your eye, causing sudden vision loss. This has occurred within a smaller number of people taking Viagra, the majority of whom also had heart disease, diabetes, high blood pressure, high cholesterol, or specific pre-existing eye complications, and in people that smoke or are more than 50 years old. It isn't clear irrespective of whether Viagra is definitely the actual trigger of vision loss. Quit working with Viagra and get emergency medical assist for those who have sudden vision loss.
FDA pregnancy category B: This medication just isn't expected to be dangerous to an unborn infant. Don't use Viagra devoid of telling your physician if you are pregnant or program to become pregnant throughout treatment. It's not recognized if sildenafil passes into breast milk or if it could harm a nursing infant. Tend not to use this medication with out telling your medical professional in case you are breast-feeding a child.
See also: Viagra pregnancy and breastfeeding warnings (in additional detail)

How really should I take Viagra?
Take Viagra precisely as prescribed by your medical doctor. Do not take in larger or smaller amounts or for longer than recommended. Follow the directions in your prescription label.
Viagra is generally taken only when needed, 30 minutes to 1 hour just before sexual activity. You could take it as much as 4 hours ahead of sexual activity. Do not take Viagra greater than when every day.
Viagra can help you've got an erection when sexual stimulation happens. An erection will not take place just by taking a pill. Stick to your doctor's directions.
For the duration of sexual activity, for those who develop into dizzy or nauseated, or have pain, numbness, or tingling within your chest, arms, neck, or jaw, stop and get in touch with your physician right away. You can be getting a severe side impact of Viagra.
Retailer this medication at space temperature away from moisture and heat.
See also: Viagra dosage (in more detail)

What occurs if I miss a dose?
Viagra is used as needed, so you are not likely to become on a dosing schedule.

What occurs if I overdose?
Seek emergency health-related interest or get in touch with the Poison Assistance line at 1-800-222-1222. Overdose signs and symptoms may possibly include chest discomfort, nausea, irregular heartbeat, and feeling light-headed or fainting.

What must I keep away from whilst taking Viagra?
Prevent drinking alcohol, which can increase a few of the negative effects of Viagra. Keep away from applying other medicines to treat impotence, for instance alprostadil (Caverject, Muse, Edex) or yohimbine (Yocon, Yodoxin, other people), without having initially speaking for your medical doctor.

See also: Viagra and alcohol (in additional detail)

Viagra side effects
Get emergency medical assist if you have any of these indicators of an allergic reaction: hives; difficulty breathing; swelling of one's face, lips, tongue, or throat. Throughout sexual activity, should you develop into dizzy or nauseated, or have discomfort, numbness, or tingling within your chest, arms, neck, or jaw, cease and contact your doctor instantly. You can be getting a critical side impact of Viagra.
Stop applying Viagra and contact your medical doctor at as soon as if you have a really serious side effect like:
sudden vision loss;
ringing inside your ears, or sudden hearing loss;
chest pain or heavy feeling, pain spreading towards the arm or shoulder, nausea, sweating, common ill feeling;
irregular heartbeat;
swelling in your hands, ankles, or feet;
shortness of breath;
vision changes;
feeling light-headed, fainting; or
penis erection that's painful or lasts 4 hours or longer.

Less critical Viagra side effects may possibly contain:
warmth or redness inside your face, neck, or chest;
stuffy nose;
headache;
memory challenges;
upset stomach; or
back discomfort.

This is not a full list of unwanted side effects and others might occur. Get in touch with your doctor for medical tips about unwanted side effects. You could possibly report unwanted effects to FDA at 1-800-FDA-1088.

See also: Viagra unwanted side effects (in extra detail)

What other drugs will affect Viagra?
Don't take Viagra with similar medicines like tadalafil (Cialis) or vardenafil (Levitra).
Usually do not take Viagra should you be also making use of a nitrate drug for chest discomfort or heart issues, 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 for example amyl nitrate or nitrite ("poppers").

Just before taking Viagra, inform your medical professional about all other medications you use for erectile dysfunction, or in case you are applying any of your following medicines:
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 for example clarithromycin (Biaxin), dalfopristin/quinupristin (Synercid), erythromycin (E.E.S., EryPed, Ery-Tab, Erythrocin, Pediazole) or telithromycin (Ketek);
antifungal medication including itraconazole (Sporanox), ketoconazole (Nizoral), miconazole (Oravig), or voriconazole (Vfend);
heart or blood pressure medication such as diltiazem (Cardizem, Dilacor, Tiazac), doxazosin (Cardura), nicardipine (Cardene), quinidine (Quin-G), or verapamil (Calan, Covera, Isoptin, Verelan); or
HIV/AIDS medicine like atazanavir (Reyataz), delavirdine (Rescriptor), fosamprenavir (Lexiva), indinavir (Crixivan), nelfinavir (Viracept), saquinavir (Invirase), or ritonavir (Norvir, Kaletra).

This list is not full and there might be other drugs that can interact with Viagra. Inform your physician about each of the prescription and over-the-counter medications you use. This incorporates vitamins, minerals, herbal items, and drugs prescribed by other doctors. Usually do not begin working with a new medication without having telling your doctor.

Viagra