Results 71 to 80 of about 10,448 (268)

Non-human tools for the evaluation of bitter taste in the design and development of medicines: a systematic review [PDF]

open access: yes, 2016
Taste evaluation is a crucial factor for determining acceptance of medicines by patients. The human taste panel test is the main method used to establish the overall palatability and acceptability of a drug product to a patient towards the end of ...
Ernest, T   +3 more
core   +2 more sources

Intraoral Drug Delivery: Bridging the Gap Between Academic Research and Industrial Innovations

open access: yesAdvanced Functional Materials, Volume 35, Issue 35, August 28, 2025.
Intraoral drug delivery offers a promising route for systemic and localized therapies, yet challenges such as enzymatic degradation, limited permeability, and microbial interactions hinder efficacy. This figure highlights innovative strategies—mucoadhesive materials, enzyme inhibitors, and permeation enhancers—to overcome these barriers.
Soheil Haddadzadegan   +4 more
wiley   +1 more source

Vitamin D deficiency induces erectile dysfunction: Role of superoxide and Slpi

open access: yesBritish Journal of Pharmacology, Volume 182, Issue 15, Page 3669-3687, August 2025.
Background and Purpose Epidemiological studies suggest a relationship between vitamin D deficiency and erectile dysfunction (ED). We hypothesized that vitamin D deficiency or vitamin D receptor (VDR) knockout causes ED and analysed the underlying molecular mechanisms.
Miguel A. Olivencia   +14 more
wiley   +1 more source

Chronic Outpatient Sildenafil Therapy for Pulmonary Hypertension in a Child After Cardiac Surgery [PDF]

open access: yes, 2005
We report the case of a 14-month-old male with d-transposition of the great arteries, ventricular septal defect, and pulmonary hypertension successfully treated with long-term sildenafil following cardiac surgery.
AM Atz   +12 more
core   +2 more sources

Xanthine Derivative KMUP‐3 Alleviates Periodontal Bone Resorption by Inhibiting Osteoclastogenesis and Macrophage Pyroptosis

open access: yesJournal of Periodontal Research, Volume 60, Issue 7, Page 723-736, July 2025.
This study reveals that our self‐developed xanthine derivative, KMUP‐3, suppresses osteoclastogenesis, inflammation, and pyroptosis by inhibiting the NLRP3 inflammasome. It also alleviates periodontal bone loss in periodontitis rats, highlighting its potential as a novel therapeutic option for periodontitis.
Shang‐En Huang   +7 more
wiley   +1 more source

Progress and Application of Multifunctional Hydrogel in Radioactive Skin Injury

open access: yesAdvanced Materials Interfaces, Volume 12, Issue 11, June 9, 2025.
This review examines healing challenges in radiation‐wound injuries, where ionizing radiation impairs immune and tissue repair processes. Hydrogels, with their biocompatibility, antimicrobial properties, and drug delivery capabilities, present a transformative solution. It compares hydrogel efficacy in radiation‐induced versus common wounds, highlights
Xinyue Cui   +5 more
wiley   +1 more source

Psychosis beas  a rare side effect of sildenafil: a case report

open access: yesJournal of Medical Case Reports, 2022
Background Sildenafil citrate is a commonly used medication for the management of erectile dysfunction. Previous studies have described some neuropsychiatric side effects of this medication.
Mohammadreza Shalbafan   +2 more
doaj   +1 more source

Sildenafil improves skeletal muscle oxygenation during exercise in men with intermittent claudication [PDF]

open access: yes, 2014
Endothelial dysfunction caused by defective nitric oxide (NO) signaling plays a pivotal role in the pathogenesis of intermittent claudication (IC). in the present study, we evaluated the acute effects of sildenafil, a phosphodiesterase type 5 inhibitor ...
Alencar, Maria C.   +7 more
core   +2 more sources

Lactate orchestrates metabolic hemodynamic adaptations through a unique combination of venocontraction, artery relaxation, and positive inotropy

open access: yesActa Physiologica, Volume 241, Issue 5, May 2025.
Abstract Aim H+ facilitates metabolic blood flow regulation while negatively impacting cardiac contractility. Cardiovascular consequences of conjugate bases accumulating alongside H+ remain unclear. Here, we evaluate the cardiovascular effects of nine prominent carboxylates—particularly lactate, 3‐hydroxybutyrate, and butyrate—linked to metabolic and ...
Casper Homilius   +5 more
wiley   +1 more source

Development of a human model for the study of effects of hypoxia, exercise, and sildenafil on cardiac and vascular function in chronic heart failure [PDF]

open access: yes, 2015
Background: Pulmonary hypertension is associated with poor outcome in patients with chronic heart failure (CHF) and may be a therapeutic target. Our aims were to develop a noninvasive model for studying pulmonary vasoreactivity in CHF and characterize ...
Ciobanu, Andrea   +12 more
core   +1 more source

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