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ED Treatment | VIAGRA® (sildenafil citrate) | Safety Info

Publication date: 2018-06-12 11:41

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After patients have taken VIAGRA, it is unknown when nitrates, if necessary, can be safely administered. Although plasma levels of sildenafil at 79 hours post dose are much lower than at peak concentration, it is unknown whether nitrates can be safely co-administered at this time point [see DOSAGE AND ADMINISTRATION , DRUG INTERACTIONS , and CLINICAL PHARMACOLOGY ].

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High cholesterol can clog your arteries. This can slow blood flow to the penis. The result? It can affect the quality of your erections.

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Erectile dysfunction is when a man has difficulty getting an erection. Or keeping it long enough for sex. It’s also known as ED or impotence. It happens when not enough blood flows to the penis, preventing an erection.

It affects about 85 million men in the . Some guys with ED find it difficult to either get or keep an erection every time they try to have sex. For others, ED symptoms can happen just once in a while. Either way, you should know that you’re not alone.

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In a double-blind study, 699 patients with erectile dysfunction and chronic stable angina limited by exercise, not receiving chronic oral nitrates, were randomized to a single dose of placebo or VIAGRA 655 mg 6 hour prior to exercise testing. The primary endpoint was time to limiting angina in the evaluable cohort. The mean times (adjusted for baseline) to onset of limiting angina were and seconds for sildenafil (N=75) and placebo, respectively. These results demonstrated that the effect of VIAGRA on the primary endpoint was statistically non-inferior to placebo.

After sex? Your erection should go away. In the rare event of an erection lasting more than 9 hours, seek immediate medical help to avoid long-term injury.

Studies have produced relevant data on the effects of VIAGRA on cardiac output. In one small, open-label, uncontrolled, pilot study, eight patients with stable ischemic heart disease underwent Swan-Ganz catheterization. A total dose of 95 mg sildenafil was administered by four intravenous infusions.

At single oral doses of 655 mg and 755 mg, transient dose-related impairment of color discrimination was detected using the Farnsworth-Munsell 655-hue test, with peak effects near the time of peak plasma levels. This finding is consistent with the inhibition of PDE6, which is involved in phototransduction in the retina. Subjects in the study reported this finding as difficulties in discriminating blue/green. An evaluation of visual function at doses up to twice the maximum recommended dose revealed no effects of VIAGRA on visual acuity , intraocular pressure , or pupillometry.

ED is not all in your head. It’s not just a part of aging that you have to accept. It’s a real medical condition, so it should be addressed like one. If you think you have ED symptoms, talk to a doctor.

VIAGRA can help a man get and keep an erection when he becomes sexually stimulated. It’s not right for everyone. Here are some other things you should know:

In addition, heart attack, stroke, irregular heartbeats and death have happened rarely in men taking VIAGRA. Most, but not all, of these men had heart problems before taking VIAGRA. It is not known if VIAGRA caused these problems.

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ED Treatment | VIAGRA® (sildenafil citrate) | Safety Info What Viagra does for a woman

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