Viagra

What is Viagra?

Viagra (sildenafil) relaxes muscles and increases blood flow to certain regions of your physique.

Sildenafil beneath the name Viagra is utilized to treat erectile dysfunction (impotence) in guys. One more brand of sildenafil is Revatio, which is utilised to treat pulmonary arterial hypertension and increase exercising capacity in men and women. Tend not to take Viagra though also taking Revatio, unless your medical doctor tells you to.
Viagra may possibly also be utilised for other purposes not listed within this medication guide.

Important facts about Viagra
Do not take Viagra in case you are also utilizing a nitrate drug for chest discomfort or heart difficulties. This involves nitroglycerin (Nitrostat, Nitrolingual, Nitro-Dur, Nitro-Bid, and others), 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 using a nitrate medicine can cause a sudden and critical decrease in blood pressure. Through sexual activity, in case you come to be dizzy or nauseated, or have pain, numbness, or tingling inside your chest, arms, neck, or jaw, quit and get in touch with your physician immediately. You could be acquiring a critical side effect of Viagra.
Tend not to take Viagra more than after a day. Let 24 hours to pass in between doses. Speak to your doctor or seek emergency health-related consideration if your erection is painful or lasts longer than 4 hours. A prolonged erection (priapism) can harm the penis.
Viagra can reduce blood flow to the optic nerve on the eye, causing sudden vision loss. This has occurred inside a small quantity of people taking Viagra, the majority of whom also had heart illness, diabetes, high blood pressure, high cholesterol, or certain pre-existing eye issues, and in those who smoke or are over 50 years old. It isn't clear whether Viagra is the actual lead to of vision loss.
Cease utilizing Viagra and get emergency healthcare assist when you have sudden vision loss.

Before taking Viagra
Usually do not take Viagra should you be 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 located 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 you'll be able to safely take Viagra, inform your medical professional if you have any of those other situations:
heart disease or heart rhythm problems;
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 such as 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 (such as Peyronie's illness); or
in case you have been told it is best to not have sexual intercourse for health causes.

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Viagra can reduce blood flow to the optic nerve of your eye, causing sudden vision loss. This has occurred inside a little number of people taking Viagra, the majority of whom also had heart disease, diabetes, high blood pressure, high cholesterol, or particular pre-existing eye problems, and in those who smoke or are over 50 years old. It's not clear whether Viagra is definitely the actual cause of vision loss. Cease employing Viagra and get emergency healthcare assistance for those who have sudden vision loss.
FDA pregnancy category B: This medication is just not expected to be damaging to an unborn baby. Do not use Viagra with out telling your medical professional when you are pregnant or program to turn out to be pregnant for the duration of treatment. It is not known if sildenafil passes into breast milk or if it could harm a nursing infant. Do not use this medication with out telling your medical doctor for anyone who is breast-feeding a baby.
See also: Viagra pregnancy and breastfeeding warnings (in a lot more detail)

How really should I take Viagra?
Take Viagra precisely as prescribed by your doctor. Tend not to take in bigger or smaller amounts or for longer than encouraged. Adhere to the directions in your prescription label.
Viagra is normally taken only when necessary, 30 minutes to 1 hour ahead of sexual activity. You may take it up to four hours just before sexual activity. Tend not to take Viagra greater than once every day.
Viagra will help you have got an erection when sexual stimulation occurs. An erection is not going to happen just by taking a pill. Comply with your doctor's instructions.
For the duration of sexual activity, in the event you grow to be dizzy or nauseated, or have discomfort, numbness, or tingling in your chest, arms, neck, or jaw, quit and call your doctor straight away. You may be acquiring a significant side effect of Viagra.
Shop this medication at room temperature away from moisture and heat.
See also: Viagra dosage (in more detail)

What happens if I miss a dose?
Viagra is used as necessary, so you will be not most likely to become on a dosing schedule.

What takes place if I overdose?
Seek emergency health-related focus or get in touch with the Poison Assist line at 1-800-222-1222. Overdose symptoms may involve chest discomfort, nausea, irregular heartbeat, and feeling light-headed or fainting.

What ought to I keep away from although taking Viagra?
Stay clear of drinking alcohol, which can improve some of the unwanted side effects of Viagra. Keep away from employing other medicines to treat impotence, for instance alprostadil (Caverject, Muse, Edex) or yohimbine (Yocon, Yodoxin, other individuals), devoid of 1st speaking for your doctor.

See also: Viagra and alcohol (in extra detail)

Viagra side effects
Get emergency health-related aid when you've got any of those indicators of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat. In the course of sexual activity, in case you develop into dizzy or nauseated, or have pain, numbness, or tingling within your chest, arms, neck, or jaw, quit and call your medical doctor right away. You may be getting a serious side effect of Viagra.
Stop utilizing Viagra and contact your medical doctor at after for those who have a critical side effect for example:
sudden vision loss;
ringing within your ears, or sudden hearing loss;
chest discomfort or heavy feeling, discomfort spreading to the arm or shoulder, nausea, sweating, common ill feeling;
irregular heartbeat;
swelling in your hands, ankles, or feet;
shortness of breath;
vision adjustments;
feeling light-headed, fainting; or
penis erection that is certainly painful or lasts 4 hours or longer.

Less really serious Viagra side effects may perhaps include:
warmth or redness in your face, neck, or chest;
stuffy nose;
headache;
memory challenges;
upset stomach; or
back pain.

This is not a total list of side effects and other individuals may possibly happen. Get in touch with your medical professional for health-related advice about unwanted effects. You may report negative effects to FDA at 1-800-FDA-1088.

See also: Viagra unwanted side effects (in a lot more detail)

What other drugs will affect Viagra?
Usually do not take Viagra with related drugs which include tadalafil (Cialis) or vardenafil (Levitra).
Usually do not take Viagra in case you are also making use of 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 such as amyl nitrate or nitrite ("poppers").

Before taking Viagra, tell your doctor about all other medicines you use for erectile dysfunction, or should you be utilizing 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 which include nefazodone;
an antibiotic for example 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 for instance 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 is not total and there may very well be other drugs which can interact with Viagra. Inform your physician about each of the prescription and over-the-counter medications you use. This involves vitamins, minerals, herbal solutions, and drugs prescribed by other medical doctors. Usually do not start out working with a new medication devoid of telling your medical doctor.

Viagra