Viagra

What is Viagra?

Viagra (sildenafil) relaxes muscles and increases blood flow to particular locations with the body.

Sildenafil beneath the name Viagra is utilized to treat erectile dysfunction (impotence) in males. An additional brand of sildenafil is Revatio, which can be made use of to treat pulmonary arterial hypertension and strengthen exercise capacity in women and men. Don't take Viagra when also taking Revatio, unless your physician tells you to.
Viagra may possibly also be applied for other purposes not listed in this medication guide.

Important info about Viagra
Don't take Viagra in case you are also employing a nitrate drug for chest pain or heart troubles. This includes 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 for instance amyl nitrate or nitrite ("poppers"). Taking Viagra having a nitrate medicine may cause a sudden and serious reduce in blood pressure. In the course of sexual activity, in the event you grow to be dizzy or nauseated, or have pain, numbness, or tingling within your chest, arms, neck, or jaw, cease and call your doctor right away. You may be having a critical side impact of Viagra.
Do not take Viagra more than after per day. Enable 24 hours to pass among doses. Make contact with your medical professional or seek emergency health-related consideration in case your erection is painful or lasts longer than 4 hours. A prolonged erection (priapism) can harm the penis.
Viagra can lower blood flow for the optic nerve with the eye, causing sudden vision loss. This has occurred inside a compact quantity of individuals taking Viagra, the majority of whom also had heart disease, diabetes, high blood pressure, high cholesterol, or specific pre-existing eye problems, and in people who smoke or are more than 50 years old. It isn't clear whether or not Viagra will be the actual lead to of vision loss.
Cease applying Viagra and get emergency health-related support if you have sudden vision loss.

Before taking Viagra
Usually do not take Viagra for anyone who is also applying a nitrate drug for chest pain or heart problems. This incorporates 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 including amyl nitrate or nitrite ("poppers"). Taking Viagra having a nitrate medicine can cause a sudden and really serious decrease in blood pressure.
To make confident you can safely take Viagra, inform your physician when you have any of those other circumstances:
heart disease or heart rhythm troubles;
a current background (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 which include sickle cell anemia, many myeloma, or leukemia;
a bleeding disorder such as hemophilia;
a stomach ulcer;
retinitis pigmentosa (an inherited condition on the eye);
a physical deformity with the penis (such as Peyronie's illness); or
for those who have been told it is best to not have sexual intercourse for wellness reasons.

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Viagra can reduce blood flow to the optic nerve of your eye, causing sudden vision loss. This has occurred in a tiny quantity of folks 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 more than 50 years old. It isn't clear whether Viagra will be the actual result in of vision loss. Cease working with Viagra and get emergency health-related help should you have sudden vision loss.
FDA pregnancy category B: This medication will not be expected to become damaging to an unborn baby. Don't use Viagra without having telling your medical doctor should you be pregnant or plan to come to be pregnant for the duration of remedy. It's not identified if sildenafil passes into breast milk or if it could harm a nursing infant. Don't use this medication devoid of telling your doctor when you are breast-feeding a baby.
See also: Viagra pregnancy and breastfeeding warnings (in far more detail)

How ought to I take Viagra?
Take Viagra specifically as prescribed by your medical professional. Do not take in bigger or smaller amounts or for longer than recommended. Adhere to the directions in your prescription label.
Viagra is usually taken only when required, 30 minutes to 1 hour just before sexual activity. You may take it up to 4 hours before sexual activity. Usually do not take Viagra more than after each day.
Viagra can help you have got an erection when sexual stimulation happens. An erection will not take place just by taking a pill. Follow your doctor's directions.
During sexual activity, in the event you become dizzy or nauseated, or have pain, numbness, or tingling in your chest, arms, neck, or jaw, stop and contact your medical doctor immediately. You can be having a serious side impact of Viagra.
Store this medication at space temperature away from moisture and heat.
See also: Viagra dosage (in extra detail)

What happens if I miss a dose?
Viagra is made use of as necessary, so you will be not probably to become on a dosing schedule.

What takes place if I overdose?
Seek emergency health-related consideration or contact the Poison Assist line at 1-800-222-1222. Overdose signs and symptoms may well include chest discomfort, nausea, irregular heartbeat, and feeling light-headed or fainting.

What ought to I avoid even though taking Viagra?
Prevent drinking alcohol, which can increase a few of the unwanted side effects of Viagra. Avoid employing other medicines to treat impotence, for example alprostadil (Caverject, Muse, Edex) or yohimbine (Yocon, Yodoxin, other individuals), without having first talking for your physician.

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

Viagra side effects
Get emergency health-related aid in case you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of the face, lips, tongue, or throat. In the course of sexual activity, if you become dizzy or nauseated, or have pain, numbness, or tingling in your chest, arms, neck, or jaw, stop and call your medical professional instantly. You may be obtaining a severe side impact of Viagra.
Cease utilizing Viagra and contact your doctor at after when you've got a serious side impact for example:
sudden vision loss;
ringing in your ears, or sudden hearing loss;
chest discomfort or heavy feeling, discomfort spreading towards the arm or shoulder, nausea, sweating, general ill feeling;
irregular heartbeat;
swelling in your hands, ankles, or feet;
shortness of breath;
vision changes;
feeling light-headed, fainting; or
penis erection which is painful or lasts four hours or longer.

Less really serious Viagra unwanted side effects might involve:
warmth or redness in your face, neck, or chest;
stuffy nose;
headache;
memory difficulties;
upset stomach; or
back pain.

This really is not a total list of negative effects and other individuals could happen. Contact your medical professional for health-related suggestions about side effects. You might report negative effects to FDA at 1-800-FDA-1088.

See also: Viagra unwanted effects (in extra detail)

What other drugs will impact Viagra?
Tend not to take Viagra with related medications for example tadalafil (Cialis) or vardenafil (Levitra).
Usually do not take Viagra when you are also using a nitrate drug for chest discomfort or heart complications, 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 which include amyl nitrate or nitrite ("poppers").

Just before taking Viagra, inform your doctor about all other drugs you use for erectile dysfunction, or if you're working with any in 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 instance nefazodone;
an antibiotic like clarithromycin (Biaxin), dalfopristin/quinupristin (Synercid), erythromycin (E.E.S., EryPed, Ery-Tab, Erythrocin, Pediazole) or telithromycin (Ketek);
antifungal medication for instance 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 like atazanavir (Reyataz), delavirdine (Rescriptor), fosamprenavir (Lexiva), indinavir (Crixivan), nelfinavir (Viracept), saquinavir (Invirase), or ritonavir (Norvir, Kaletra).

This list isn't complete and there might be other drugs which will interact with Viagra. Inform your medical professional about all of the prescription and over-the-counter drugs you use. This involves vitamins, minerals, herbal solutions, and drugs prescribed by other physicians. Don't get started using a brand new medication with no telling your doctor.

Viagra