Viagra treats impotence (ED)

Treating erectile dysfunction (ED). It may also be used in spite of other conditions as adamant close your doctor.

Viagra is a phosphodiesterase inhibitor. It works buy stamazide by portion to distend blood supply into the penis during sexual stimulation. This helps you to realize and state an erection.

Do NOT use Viagra if:

* you are allergic to any ingredient in Viagra
* you take been advised beside your doctor to shun reproductive motion because of understanding problems
* you are fascinating nitrates (eg, isosorbide, nitroglycerin) in any accumulate (eg, troche, capsule, patch, ointment) or nitroprusside
* you manoeuvre assured recreational drugs called "poppers" (eg, amyl nitrate, butyl nitrate)

Contact your doctor or haleness care provider above-board away if any of these refer to you.

Previous to using Viagra :

Some medical conditions may interact with Viagra . Discriminate your doctor or pharmacist if you eat any medical conditions, unusually if any of the following pay attention to you:

* if you are delightful any medicament or nonprescription medicine, herbal preparation, or dietary supplement
* if you own allergies to medicines, foods, or other substances
* if you own a deformed penis (eg, Peyronie disease, cavernosal fibrosis), blood problems (eg, sickle apartment anemia, leukemia, multiple myeloma), or any other ready that may enlargement the chance of a prolonged erection (eg, priapism)
* if you take a record of unfailing eye problems (eg, retinitis pigmentosa, swift vision extermination, optic neuropathy, macular degeneration)
* if you from a intelligence of liver or kidney problems, high or low blood adversity, ulcers, bleeding problems, sympathy problems (eg, callousness failure, unsymmetrical heartbeat, aortic stenosis, angina), or blood vessel problems
* if you comprise a experience of mettle set, throb, or life-threatening bumpy heartbeat, chiefly within the defunct 6 months

Some MEDICINES MAY INTERACT with Viagra . Determine your health attend to provider if you are taking any other medicines, extraordinarily any of the following:

* Alpha-blockers (eg, doxazosin), amlodipine, medicines for high blood strain, nitrates (eg, isosorbide, nitroglycerin), or nitroprusside because modest common blood albatross with dizziness, lightheadedness, and fainting may appear
* Azole antifungals (eg, itraconazole), cimetidine, H2 agonists (eg, famotidine), HIV protease inhibitors (eg, ritonavir), macrolide antibiotics (eg, erythromycin), or telithromycin because they may multiply the hazard of Viagra 's side effects
* Bosentan or rifampin because they may cut down Viagra 's effectiveness

This may not be a full list of all interactions that may occur. Beg your fitness tribulation provider if Viagra may interact with other medicines that you take. Limitation with your trim care provider before you start, quit, or metamorphosis the prescribe of any medicine.