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Viagra (Sildenafil Citrate) - Published Studies

 
 



Viagra Related Published Studies

Well-designed clinical trials related to Viagra (Sildenafil)

The effect of sildenafil on respiratory weaning of patients with chronic obstructive pulmonary diseases admitted to intensive care unit. [2012]

Sildenafil for chronic obstructive pulmonary disease: a randomized crossover trial. [2012]

A Randomized, Double-Blind, Placebo-Controlled, Dose-Ranging Study of Oral Sildenafil Citrate in Treatment-Naive Children with Pulmonary Arterial Hypertension. [2011.11.29]

Phosphodiesterase 5 inhibition with sildenafil reverses exercise oscillatory breathing in chronic heart failure: a long-term cardiopulmonary exercise testing placebo-controlled study. [2011.11.07]

Long-term Treatment With Sildenafil Citrate in Pulmonary Arterial Hypertension: The SUPER-2 Study. [2011.11]

Sildenafil citrate for the prevention of high altitude hypoxic pulmonary hypertension: double blind, randomized, placebo-controlled trial. [2011.09]

Impact of oral chronic administration of sildenafil in children and young adults after the Fontan operation. [2011.09]

Comparative bioavailability of two sildenafil tablet formulations after single-dose administration in healthy Thai male volunteers. [2011.08]

A comparison of magnesium sulphate and sildenafil in the treatment of the newborns with persistent pulmonary hypertension: a randomized controlled trial. [2011.08]

Hospitalization for pain in patients with sickle cell disease treated with sildenafil for elevated TRV and low exercise capacity. [2011.07.28]

Effect of sildenafil citrate on intraocular pressure and blood pressure in human volunteers. [2011.07]

An open, comparative, multicentre clinical study of combined oral therapy with sildenafil and doxazosin GITS for treating Chinese patients with erectile dysfunction and lower urinary tract symptoms secondary to benign prostatic hyperplasia. [2011.07]

Pre-operative sildenafil and pulmonary endothelial-related complications following cardiopulmonary bypass: a randomised trial in children undergoing cardiac surgery. [2011.06]

A multicenter, double-blind, placebo-controlled study of sildenafil citrate in Canadian men with erectile dysfunction and untreated symptoms of depression, in the absence of major depressive disorder. [2011.05]

Sildenafil improves six-minute walk distance in chronic obstructive pulmonary disease: a randomised, double-blind, placebo-controlled trial. [2011.04]

Randomized, double-blinded, placebo-controlled crossover trial of treating erectile dysfunction with sildenafil after radiotherapy and short-term androgen deprivation therapy: results of RTOG 0215. [2011.04]

Sildenafil therapy for neonatal and childhood pulmonary hypertensive vascular disease. [2011.04]

Impact of oral sildenafil on exercise performance in children and young adults after the fontan operation: a randomized, double-blind, placebo-controlled, crossover trial. [2011.03.22]

Intravenous sildenafil for postoperative pulmonary hypertension in children with congenital heart disease. [2011.03]

Sildenafil adjunctive therapy to risperidone in the treatment of the negative symptoms of schizophrenia: a double-blind randomized placebo-controlled trial. [2011.02]

Sildenafil in women with sexual arousal disorder following spinal cord injury. [2011.02]

Effects of sildenafil and vardenafil treatments on sleep quality and depression in hemodialysis patients with erectile dysfunction. [2011.01]

PDE5 inhibition with sildenafil improves left ventricular diastolic function, cardiac geometry, and clinical status in patients with stable systolic heart failure: results of a 1-year, prospective, randomized, placebo-controlled study. [2011.01]

Acute effect of sildenafil is maintained in pulmonary arterial hypertension patients chronically treated with bosentan. [2011]

Sildenafil in women with sexual arousal disorder following spinal cord injury. [2011]

The effect of sildenafil citrate administration on selected physiological parameters of exercising Thoroughbred horses. [2010.11]

Men with mild erectile dysfunction benefit from sildenafil treatment. [2010.11]

Effects of sildenafil and vardenafil on erectile dysfunction and health-related quality of life in haemodialysis patients: a prospective randomized crossover study. [2010.11]

Safety and efficacy of sildenafil citrate in the treatment of Parkinson-emergent erectile dysfunction: a double-blind, placebo-controlled, randomized study. [2010.09.23]

Safety and efficacy of sildenafil citrate in the treatment of Parkinson-emergent erectile dysfunction: a double-blind, placebo-controlled, randomized study. [2010.09]

Interrelationship of sildenafil treatment effects on the physiological and psychosocial aspects of erectile dysfunction of mixed or organic etiology. [2010.09]

A multicenter, double-blind, placebo-controlled trial to assess the efficacy of sildenafil citrate in men with unrecognized erectile dysfunction. [2010.08]

Clinical efficacy of sildenafil in treatment of pulmonary arterial hypertension in dogs. [2010.07]

Sildenafil citrate can improve erectile dysfunction among chronic hemodialysis patients. [2010.07]

An open label, randomized, fixed-dose, crossover study comparing efficacy and safety of sildenafil citrate and saffron (Crocus sativus Linn.) for treating erectile dysfunction in men naive to treatment. [2010.07]

Randomised, placebo-controlled, crossover trial of sildenafil citrate in the treatment of erectile dysfunction following external beam radiation treatment of prostate cancer. [2010.06]

The effect of sildenafil on sleep respiratory parameters and heart rate variability in obstructive sleep apnea. [2010.06]

Recovery of erectile function after nerve sparing radical prostatectomy and penile rehabilitation with nightly intraurethral alprostadil versus sildenafil citrate. [2010.06]

Pulmonary arterial size and response to sildenafil in chronic thromboembolic pulmonary hypertension. [2010.06]

Sildenafil versus continuous positive airway pressure for erectile dysfunction in men with obstructive sleep apnea: a meta-analysis. [2010.06]

Understanding the effects of sildenafil treatment on erection maintenance and erection hardness. [2010.06]

Sildenafil and beraprost combination therapy in patients with pulmonary hypertension undergoing valvular heart surgery. [2010.05]

Combination therapy with bosentan and sildenafil in Eisenmenger syndrome: a randomized, placebo-controlled, double-blinded trial. [2010.05]

Sildenafil increases uterine blood flow in nonpregnant nulliparous women. [2010.04]

Sildenafil therapy and exercise tolerance in idiopathic pulmonary fibrosis. [2010.04]

Lack of pharmacodynamic interaction of silodosin, a highly selective alpha1a-adrenoceptor antagonist, with the phosphodiesterase-5 inhibitors sildenafil and tadalafil in healthy men. [2010.03]

The use of sildenafil in persistent pulmonary hypertension of the newborn. [2010.03]

Hemodynamic and gas exchange effects of sildenafil in patients with chronic obstructive pulmonary disease and pulmonary hypertension. [2010.02.01]

Sildenafil citrate and tamsulosin combination is not superior to monotherapy in treating lower urinary tract symptoms and erectile dysfunction. [2010.02]

The effects of pummelo juice on pharmacokinetics of sildenafil in healthy adult male Jordanian volunteers. [2010.02]

The effects of sitaxentan on sildenafil pharmacokinetics and pharmacodynamics in healthy subjects. [2010.01]

Atorvastatin improves the response to sildenafil in hypercholesterolemic men with erectile dysfunction not initially responsive to sildenafil. [2010.01]

Double-blind, placebo-controlled trial of sildenafil in phallometric testing. [2010]

Clinical efficacy of sildenafil in treatment of pulmonary arterial hypertension in dogs. [2010]

Effect of chronic sildenafil treatment on penile endothelial function: a randomized, double-blind, placebo controlled study. [2009.12]

Emotional changes in men treated with sildenafil citrate for erectile dysfunction: a double-blind, placebo-controlled clinical trial. [2009.12]

Emotional Changes in Men Treated With Sildenafil Citrate for Erectile Dysfunction a Double-Blind, Placebo-Controlled Clinical Trial. [2009.09.29]

A multicenter, randomized, open-labeled, parallel group trial of sildenafil in alcohol-associated erectile dysfunction: the impact on psychosocial outcomes. [2009.09]

The ENDOTRIAL study: a spontaneous, open-label, randomized, multicenter, crossover study on the efficacy of sildenafil, tadalafil, and vardenafil in the treatment of erectile dysfunction. [2009.09]

Safety and efficacy of sildenafil citrate in treating erectile dysfunction in patients with combat-related post-traumatic stress disorder: a double-blind, randomized and placebo-controlled study. [2009.08]

A randomised, double-blinded, placebo-controlled study of the phosphodiesterase type 5 inhibitor sildenafil for the treatment of preeclampsia. [2009.08]

Assessing the clinical efficacy of sildenafil for the treatment of female sexual dysfunction. [2009.07]

The effects of sildenafil and acetazolamide on breathing efficiency and ventilatory control during hypoxic exercise. [2009.07]

Acute hemodynamic effects of intravenous sildenafil citrate in congestive heart failure: comparison of phosphodiesterase type-3 and -5 inhibition. [2009.07]

Time-dependent interactions of the hypotensive effects of sildenafil citrate and sublingual glyceryl trinitrate. [2009.04]

Retinal effects of 6 months of daily use of tadalafil or sildenafil. [2009.04]

Combination of doxazosin and sildenafil exerts an additive relaxing effect compared with each compound alone on human cavernosal and prostatic tissue. [2009.03]

Acute effects of sildenafil on flow mediated dilatation and cardiovascular autonomic nerve function in type 2 diabetic patients. [2009.02]

Self-esteem, confidence, and relationships in Brazilian men with erectile dysfunction receiving sildenafil citrate: a randomized, parallel-group, double-blind, placebo-controlled study in Brazil. [2009.01]

Serum biomarker measurements of endothelial function and oxidative stress after daily dosing of sildenafil in type 2 diabetic men with erectile dysfunction. [2009.01]

Evaluation of the safety and efficacy of sildenafil citrate for erectile dysfunction in men with multiple sclerosis: a double-blind, placebo controlled, randomized study. [2009.01]

Estimating a minimally important difference in pulmonary arterial hypertension following treatment with sildenafil. [2009.01]

A placebo-controlled study of sildenafil effects on cognition in schizophrenia. [2009.01]

Comparing Sildenafil alone vs. Sildenafil plus brief couple sex therapy on erectile dysfunction and couples' sexual and marital quality of life: a pilot study. [2009]

Uroflowmetric assessment of acute effects of sildenafil on the voiding of men with erectile dysfunction and symptomatic benign prostatic hyperplasia. [2009]

Efficacy, tolerability and satisfaction with sildenafil citrate 100-mg titration compared with continued 50-mg dose treatment in men with erectile dysfunction. [2008.12]

Sildenafil citrate as a phosphodiesterase inhibitor has an antioxidant effect in the blood of men. [2008.12]

Pharmacokinetics and safety of ambrisentan in combination with sildenafil in healthy volunteers. [2008.12]

Addition of sildenafil to long-term intravenous epoprostenol therapy in patients with pulmonary arterial hypertension: a randomized trial. [2008.10.21]

Sildenafil citrate improves erectile function and lower urinary tract symptoms independent of baseline body mass index or LUTS severity. [2008.09]

Comparative cross-over study of sildenafil and apomorphine for treating erectile dysfunction. [2008.09]

Randomized, double-blind, placebo-controlled study of postoperative nightly sildenafil citrate for the prevention of erectile dysfunction after bilateral nerve-sparing radical prostatectomy. [2008.09]

Why a combined intracavernosal injection with trimix and oral sildenafil is reliable therapy in the ultrasonographic evaluation of erectile dysfunction. [2008.09]

Efficacy, tolerability and satisfaction with sildenafil citrate 100-mg titration compared with continued 50-mg dose treatment in men with erectile dysfunction. [2008.08.14]

Effect of sildenafil on clitoral blood flow and sexual response in postmenopausal women with orgasmic dysfunction. [2008.08]

Effect of sildenafil citrate on the male sexual experience assessed with the Sexual Experience Questionnaire: a multicenter, double-blind, placebo-controlled trial with open-label extension. [2008.08]

Long-term use of sildenafil in inoperable chronic thromboembolic pulmonary hypertension. [2008.08]

Sildenafil treatment of women with antidepressant-associated sexual dysfunction: a randomized controlled trial. [2008.07.23]

Sildenafil citrate efficacy 8 h postdose in men with mild to moderate erectile dysfunction. [2008.07]

Self-esteem, confidence and relationship satisfaction in men with erectile dysfunction: a randomized, parallel-group, double-blind, placebo-controlled study of sildenafil in Mexico. [2008.07]

Effect of sildenafil on haemodynamic response to exercise and exercise capacity in Fontan patients. [2008.07]

Influence of sildenafil on lung diffusion during exposure to acute hypoxia at rest and during exercise in healthy humans. [2008.07]

Sexual satisfaction among patients with erectile dysfunction treated with counseling, sildenafil, or both. [2008.07]

Effect of Sildenafil Citrate on the Male Sexual Experience Assessed with the Sexual Experience Questionnaire: A Multicenter, Double-Blind, Placebo-Controlled Trial with Open-Label Extension. [2008.06.17]

Sildenafil citrate efficacy 8 h postdose in men with mild to moderate erectile dysfunction. [2008.06.05]

Self-esteem, confidence and relationship satisfaction in men with erectile dysfunction: a randomized, parallel-group, double-blind, placebo-controlled study of sildenafil in Mexico. [2008.06.05]

Investigating women's preference for sildenafil or tadalafil use by their partners with erectile dysfunction: the partners' preference study. [2008.05]

Recovery of erectile function after nerve-sparing radical prostatectomy: improvement with nightly low-dose sildenafil. [2008.05]

Randomized, double-blind, crossover trial of sildenafil in men with mild to moderate erectile dysfunction: efficacy at 8 and 12 hours postdose. [2008.04]

Effects of 5'-phosphodiesterase four-week long inhibition with sildenafil in patients with chronic heart failure: a double-blind, placebo-controlled clinical trial. [2008.04]

Salvage of sildenafil failures with bremelanotide: a randomized, double-blind, placebo controlled study. [2008.03]

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