Viagra

What is Viagra?

Viagra (sildenafil) relaxes muscles and increases blood flow to certain areas on the body.

Sildenafil below the name Viagra is used to treat erectile dysfunction (impotence) in males. A different brand of sildenafil is Revatio, which is employed to treat pulmonary arterial hypertension and enhance physical exercise capacity in women and men. Do not take Viagra although also taking Revatio, unless your medical professional tells you to.
Viagra might also be utilized for other purposes not listed in this medication guide.

Important data about Viagra
Do not take Viagra if you are also applying a nitrate drug for chest discomfort or heart complications. This contains nitroglycerin (Nitrostat, Nitrolingual, Nitro-Dur, Nitro-Bid, and others), isosorbide dinitrate (Dilatrate-SR, Isordil, Sorbitrate), and isosorbide mononitrate (Imdur, ISMO, Monoket). Nitrates are also located in some recreational drugs for instance amyl nitrate or nitrite ("poppers"). Taking Viagra using a nitrate medicine can cause a sudden and serious lower in blood pressure. Throughout sexual activity, in case you turn out to be dizzy or nauseated, or have discomfort, numbness, or tingling within your chest, arms, neck, or jaw, cease and get in touch with your physician straight away. You may be possessing a critical side effect of Viagra.
Don't take Viagra more than once a day. Enable 24 hours to pass among doses. Get in touch with your doctor or seek emergency medical focus if your erection is painful or lasts longer than 4 hours. A prolonged erection (priapism) can damage the penis.
Viagra can reduce blood flow to the optic nerve of the eye, causing sudden vision loss. This has occurred within a little quantity of folks taking Viagra, the majority of whom also had heart illness, diabetes, high blood pressure, high cholesterol, or specific pre-existing eye troubles, and in people who smoke or are over 50 years old. It's not clear no matter if Viagra will be the actual result in of vision loss.
Cease working with Viagra and get emergency medical aid should you have sudden vision loss.

Before taking Viagra
Do not take Viagra for anyone who is also using 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 found in some recreational drugs which include amyl nitrate or nitrite ("poppers"). Taking Viagra with a nitrate medicine may cause a sudden and significant decrease in blood pressure.
To create confident you may safely take Viagra, inform your medical professional if you have any of those other circumstances:
heart illness or heart rhythm challenges;
a recent background (previously 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, various myeloma, or leukemia;
a bleeding disorder for instance hemophilia;
a stomach ulcer;
retinitis pigmentosa (an inherited condition of your eye);
a physical deformity from the penis (for example Peyronie's disease); or
when you have been told it is best to not have sexual intercourse for wellness motives.

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Viagra can decrease blood flow for the optic nerve of your eye, causing sudden vision loss. This has occurred in a little number of people taking Viagra, most of whom also had heart disease, diabetes, high blood pressure, high cholesterol, or particular pre-existing eye issues, and in those that smoke or are more than 50 years old. It is not clear regardless of whether Viagra will be the actual bring about of vision loss. Quit working with Viagra and get emergency healthcare aid should you have sudden vision loss.
FDA pregnancy category B: This medication just isn't expected to be harmful to an unborn baby. Don't use Viagra without having telling your medical professional when you are pregnant or plan to turn out to be pregnant during therapy. It is not identified if sildenafil passes into breast milk or if it could harm a nursing baby. Usually do not use this medication without telling your medical doctor when you are breast-feeding a baby.
See also: Viagra pregnancy and breastfeeding warnings (in a lot more detail)

How ought to I take Viagra?
Take Viagra exactly as prescribed by your medical professional. Don't take in bigger or smaller amounts or for longer than advised. Comply with the directions on your prescription label.
Viagra is generally taken only when required, 30 minutes to 1 hour before sexual activity. You could take it as much as 4 hours before sexual activity. Usually do not take Viagra greater than when every day.
Viagra will help you've an erection when sexual stimulation occurs. An erection will not occur just by taking a pill. Comply with your doctor's instructions.
During sexual activity, for those who develop into dizzy or nauseated, or have discomfort, numbness, or tingling inside your chest, arms, neck, or jaw, stop and call your physician immediately. You can be possessing a serious side effect of Viagra.
Store this medication at space temperature away from moisture and heat.
See also: Viagra dosage (in a lot more detail)

What takes place if I miss a dose?
Viagra is used as required, so you're not most likely to become on a dosing schedule.

What takes place if I overdose?
Seek emergency healthcare interest or get in touch with the Poison Help 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 really should I prevent even though taking Viagra?
Stay away from drinking alcohol, which can improve some of the unwanted side effects of Viagra. Steer clear of utilizing other medicines to treat impotence, including alprostadil (Caverject, Muse, Edex) or yohimbine (Yocon, Yodoxin, other individuals), with out initially talking for your doctor.

See also: Viagra and alcohol (in a lot more detail)

Viagra side effects
Get emergency health-related support when you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of one's face, lips, tongue, or throat. For the duration of sexual activity, in the event you turn into dizzy or nauseated, or have discomfort, numbness, or tingling within your chest, arms, neck, or jaw, quit and call your physician straight away. You can be having a serious side impact of Viagra.
Quit working with Viagra and get in touch with your physician at when in case you have a really serious side impact for instance:
sudden vision loss;
ringing within your ears, or sudden hearing loss;
chest discomfort or heavy feeling, discomfort spreading towards the arm or shoulder, nausea, sweating, common ill feeling;
irregular heartbeat;
swelling within your hands, ankles, or feet;
shortness of breath;
vision alterations;
feeling light-headed, fainting; or
penis erection that is definitely painful or lasts 4 hours or longer.

Less significant Viagra side effects may possibly incorporate:
warmth or redness within your face, neck, or chest;
stuffy nose;
headache;
memory challenges;
upset stomach; or
back pain.

This can be not a total list of side effects and other people could occur. Call your medical doctor for medical advice about side effects. You might report unwanted side effects to FDA at 1-800-FDA-1088.

See also: Viagra side effects (in additional detail)

What other drugs will influence Viagra?
Don't take Viagra with similar medications for example tadalafil (Cialis) or vardenafil (Levitra).
Don't take Viagra should you be also employing a nitrate drug for chest pain or heart issues, like 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").

Ahead of taking Viagra, tell your medical doctor about all other drugs you use for erectile dysfunction, or when you are making use of any of the following medications:
bosentan (Tracleer);
cimetidine (Tagamet, Tagamet HB);
conivaptan (Vaprisol);
imatinib (Gleevec);
isoniazid (for treating tuberculosis);
rifampin (Rifadin, Rimactane, Rifater, Rifamate);
an antidepressant including nefazodone;
an antibiotic such as clarithromycin (Biaxin), dalfopristin/quinupristin (Synercid), erythromycin (E.E.S., EryPed, Ery-Tab, Erythrocin, Pediazole) or telithromycin (Ketek);
antifungal medication which include 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 for instance atazanavir (Reyataz), delavirdine (Rescriptor), fosamprenavir (Lexiva), indinavir (Crixivan), nelfinavir (Viracept), saquinavir (Invirase), or ritonavir (Norvir, Kaletra).

This list will not be full and there can be other drugs that could interact with Viagra. Inform your medical doctor about all of the prescription and over-the-counter drugs you use. This incorporates vitamins, minerals, herbal items, and drugs prescribed by other medical doctors. Don't begin working with a new medication with no telling your medical professional.

Viagra