Viagra works speedily Once you have a dose. In plenty of people, Viagra operates inside of 1 hour immediately after it’s taken.

 For those who have not mentioned this using your health care provider or are unsure why you are getting this medication, speak to your doctor. Don't halt getting this medication without consulting your doctor.

i.d.) resulted in the sixty three% decrease of sildenafil AUC as well as a fifty five% decrease in sildenafil Cmax . Concomitant administration of strong CYP3A4 inducers, which include rifampin, is predicted to result in higher decreases in plasma levels of sildenafil.

Nitrates should NOT be taken by anybody who is employing sildenafil given that they could potentially cause your hypertension to fall extremely small. This might trigger dizziness, fainting, heart attack, or stroke.

VIAGRA is usually taken with or without food. If you're taking VIAGRA following a significant Excess fat food (like a cheeseburger and french fries), VIAGRA might acquire a bit longer to begin Doing work

For those who’d choose to consume Alcoholic beverages As you’re using Viagra, talk with your medical doctor. They’ll find a way to find out just how much Alcoholic beverages, if any, is Protected for you to consume.

It’s achievable that Viagra may impact ejaculation or lead to problems with ejaculation. These may possibly involve:

PDE3 is involved in charge of cardiac contractility. Sildenafil is only about ten-fold as strong for PDE5 in comparison to PDE6, an enzyme found in the retina which happens to be associated with the phototransduction pathway on the retina. This decrease selectivity is thought to be the basis for abnormalities associated with coloration vision [see Pharmacodynamics].

It is vital to acquire this medication specifically as prescribed by your health practitioner. Usually do not take increased doses of this medication than Individuals prescribed by your doctor. Contact your health practitioner if you're taking a increased dose of sildenafil than prescribed.

Never get this medicine In case you are also employing a nitrate drug for upper body suffering or heart problems. This contains nitroglycerin, isosorbide dinitrate, and isosorbide mononitrate.

If use of a nitrate-made up of medication is considered medically vital, you will need to wait 48 hrs following the final dose of sildenafil in advance of having a nitrate, and only underneath shut professional medical supervision.

VIAGRA is not really indicated to be used in pediatric sufferers. Safety and performance haven't been set up in pediatric patients.

In healthier male volunteers, there was no proof of the clinically significant impact of azithromycin (five hundred mg day by day for three times) on the systemic exposure of sildenafil or its main circulating metabolite.

If a dosage functions very well but causes bothersome Unwanted effects, your doctor might recommend a read more decrease dosage. If a dosage doesn’t get the job done to help you get or maintain an erection, your doctor might increase your dosage.