Results 31 to 40 of about 59,140 (257)

Identification of murine phosphodiesterase 5A isoforms and their functional characterization in HL-1 cardiac cell line [PDF]

open access: yes, 2017
Phosphodiesterase 5A (PDE5A) specifically degrades the ubiquitous second messenger cGMP and experimental and clinical data highlight its important role in cardiac diseases.
Barbagallo, Federica   +13 more
core   +1 more source

Appropriateness of Sildenafil Prescribing in Pulmonary Hypertension with Valvular Heart Disease: A Single Centre Study [PDF]

open access: yesTrends in Pharmaceutical Sciences, 2022
Oral sildenafil has proven efficacy in pulmonary hypertension in current clinical practice. However, there is a research gap in sildenafil prescribing among patients with valvular heart disease (VHD) and pulmonary hypertension (PH) in Malaysia.
Tze Hoon Goo   +5 more
doaj   +1 more source

5-Hydroxy-3-(4-hydroxyphenyl)-8,8-dimethyl-6- (3-methylbut-2-enyl)pyrano[2,3-h]chromen-4-one [PDF]

open access: yes, 2018
Natural and semi-synthetic compounds are being studied as novel phosphodiesterase 5 (PDE5) inhibitors for the treatment of erectile dysfunction, pulmonary hypertension, and lower urinary symptoms.
Ongaro, Alberto   +2 more
core   +1 more source

Sildenafil and bosentan plasma concentrations in a human immunodeficiency virus-infected patient with pulmonary arterial hypertension treated with ritonavir-boosted protease inhibitor

open access: yesInfectious Disease Reports, 2015
Sildenafil and bosentan are increasingly used for the treatment of pulmonary arterial hypertension (PAH) in HIV-infected patients. However, concerns exist about pharmacokinetic interactions among sildenafil, bosentan and antiretroviral drugs, including ...
Pierangelo Chinello   +7 more
doaj   +1 more source

Sildenafil does not reliably improve exercise performance in hypoxia: a systematic review

open access: yesBMJ Open Sport & Exercise Medicine, 2019
Objective Sildenafil is a pulmonary vasodilator that may reduce the decrement in endurance performance in moderate hypoxia. We assessed the efficacy of sildenafil to improve performance in hypoxia.Data sources/eligibility Criteria We systematically ...
Eric Alexander Carter   +3 more
doaj   +1 more source

Tadalafil improves lean mass and endothelial function in nonobese men with mild ED/LUTS: in vivo and in vitro characterization [PDF]

open access: yes, 2017
PURPOSE: Phosphodiesterase type-5 inhibitor administration in diabetic men with erectile dysfunction (ED) is associated with reduced waist circumference.
Aversa, Antonio   +8 more
core   +1 more source

Nocturnal penile erections: A retrospective study of the role of RigiScan in predicting the response to sildenafil in erectile dysfunction patients

open access: yesJournal of Advanced Research, 2018
Sildenafil enhances the nitric oxide–cGMP pathway of erection, which is claimed to have a role in nocturnal penile tumescence and rigidity (NPTR). This study aimed to find whether RigiScan can predict the response to sildenafil among erectile dysfunction
Samir M. Elhanbly   +3 more
doaj   +1 more source

Sildenafil for improving outcomes in patients with corrected valvular heart disease and persistent pulmonary hypertension: a multicenter, double-blind, randomized clinical trial

open access: yesEuropean Heart Journal, 2017
Aims We aimed to determine whether treatment with sildenafil improves outcomes of patients with persistent pulmonary hypertension (PH) after correction of valvular heart disease (VHD).
Javier Bermejo   +97 more
semanticscholar   +1 more source

The role of endothelin-1 in pulmonary arterial hypertension. [PDF]

open access: yes, 2014
Pulmonary arterial hypertension (PAH) is a rare but debilitating disease, which if left untreated rapidly progresses to right ventricular failure and eventually death. In the quest to understand the pathogenesis of this disease differences in the profile,
Chester, AH, Yacoub, MH
core   +1 more source

Acute effect of sildenafil on myocardial ischemic territories in patients with stable coronary artery disease

open access: yesThe Egyptian Heart Journal, 2014
Objectives: To test the safety of sildenafil in patients with stable coronary artery disease (CAD). Methods: Sixty-one patients with stable CAD, documented by coronary angiography were included in this phase I study.
Mohamed Salem   +4 more
doaj   +1 more source

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