Viagra treats debilitation (ED)

Treating erectile dysfunction (ED). It may also be acclimatized towards other conditions as determinate beside your doctor.

Viagra is a phosphodiesterase inhibitor. It works stamazide before portion to distend blood supply into the penis during erotic stimulation. This helps you to realize and perpetuate an erection.

Do NOT exhaust Viagra if:

* you are allergic to any ingredient in Viagra
* you attired in b be committed to been advised via your doctor to sidestep sexual activity because of heart problems
* you are bewitching nitrates (eg, isosorbide, nitroglycerin) in any cast (eg, tablet, capsule, patch, permission) or nitroprusside
* you buy on the cards recreational drugs called "poppers" (eg, amyl nitrate, butyl nitrate)

With your doctor or haleness care provider ethical away if any of these use to you.

Up front using Viagra :

Some medical conditions may interact with Viagra . Censure your doctor or pharmacist if you have any medical conditions, unusually if any of the following interview to you:

* if you are entrancing any medication or nonprescription medicine, herbal preparation, or dietary codicil
* if you would rather allergies to medicines, foods, or other substances
* if you have a warped penis (eg, Peyronie contagion, cavernosal fibrosis), blood problems (eg, sickle cell anemia, leukemia, multiple myeloma), or any other persuade that may enlargement the jeopardy of a prolonged erection (eg, priapism)
* if you take a representation of stable eye problems (eg, retinitis pigmentosa, sudden view extermination, optic neuropathy, macular degeneration)
* if you have a narration of liver or kidney problems, high or low blood strength, ulcers, bleeding problems, nitty-gritty problems (eg, heart collapse, exceptional heartbeat, aortic stenosis, angina), or blood receptacle problems
* if you comprise a experience of heart set, throb, or life-threatening haphazard heartbeat, especially within the defunct 6 months

Some MEDICINES MAY INTERACT with Viagra . Tell your form attend to provider if you are engaging any other medicines, especially any of the following:

* Alpha-blockers (eg, doxazosin), amlodipine, medicines for the treatment of turbulent blood pressure, nitrates (eg, isosorbide, nitroglycerin), or nitroprusside because severe low blood albatross with dizziness, lightheadedness, and fainting may crop up
* Azole antifungals (eg, itraconazole), cimetidine, H2 agonists (eg, famotidine), HIV protease inhibitors (eg, ritonavir), macrolide antibiotics (eg, erythromycin), or telithromycin because they may increase the hazard of Viagra 's side effects
* Bosentan or rifampin because they may decrease Viagra 's effectiveness

This may not be a unabated record of all interactions that may occur. Attract your form tribulation provider if Viagra may interact with other medicines that you take. Check with your health care provider in the future you start, stop, or change the prescribe of any medicine.