The outburst of inflammatory response and hypercoagulability are among the factors contributing to increased mortality in severe COVID-19 cases. Pentoxifylline (PTX), a xanthine-derived drug registered for the treatment of vascular claudication, has been reported to display broad-spectrum anti-inflammatory and immunomodulatory properties via adenosine A2A receptor (A2AR)-related mechanisms, in parallel to its rheological actions. Prior studies have indicated the efficacy of PTX in the treatment of various pulmonary diseases, including the management of acute respiratory distress syndrome of infectious causes. Therefore, PTX has been proposed to have potential benefits in the treatment of SARS-CoV-2 symptoms, as well as its complications. The aim of this review is to discuss available knowledge regarding the role of PTX as a complementary therapeutic in SARS-CoV-2.
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http://dx.doi.org/10.3390/jcm10225305 | DOI Listing |
Background: Chronic inflammation has been linked to many psychiatric disorders, and therefore, pertinent anti-inflammatory therapies have been empirically evaluated for management. An enduring example of long-term safety, attainability, and versatility has been pentoxifylline (PTX). PTX is a phosphodiesterase inhibitor that modulates inflammatory mediators and affects most blood components and the blood vessels.
View Article and Find Full Text PDFAntioxidants (Basel)
November 2024
Graduate Institute of Biomedical Sciences, China Medical University, 91, Hsueh-Shih Rd., Taichung 40402, Taiwan.
There is limited understanding of the optimal duration and dosage of pentoxifylline (PTX) therapy required to achieve significant reductions in atherosclerotic cardiovascular disease (ASCVD) risk, particularly in patients with diabetic kidney disease (DKD). This study aimed to evaluate the impact of long-term PTX therapy on the risk of ASCVD in patients with DKD who do not have pre-existing cardiovascular disease, while also exploring potential vascular protective mechanisms. This retrospective cohort study included data from Taiwan's Ministry of Health and Welfare's Health and Welfare Data Science Center.
View Article and Find Full Text PDFIBRO Neurosci Rep
December 2024
Pharmacology Department, School of Medicine, Tehran University of Medical Sciences, Tehran, Iran.
Introduction: Epilepsy remains a challenge, with one-third of patients experiencing refractory seizures despite current anti-seizure medications. The nitrergic system, which involves nitric oxide (NO) and NO synthase (NOS) enzymes, plays a complex role in seizure pathophysiology. Pentoxifylline (PTPh), an FDA-approved phosphodiesterase inhibitor, has anticonvulsant effects; however, its relationship with the pathway is unclear.
View Article and Find Full Text PDFPhlebology
December 2024
Section of Vascular Surgery, Department of Surgery and Cancer, Imperial College London, London, UK.
Introduction: Venous leg ulcers (VLU) are the most severe manifestation of venous insufficiency and carry a poor prognosis because of delayed healing and recurrent ulceration. Pentoxifylline (PTX) is an example of a vasoactive medication that can be used alongside compression therapy to help improve ulcer healing rates. A previous review highlighted improved healing of VLU with PTX, although no analysis was made for complete ulcer healing and recurrence following treatment.
View Article and Find Full Text PDFFront Pharmacol
November 2024
Department of Clinical Pharmacology, The Fourth Hospital of Hebei Medical University, Shijiazhuang, China.
A single-oral-dose, two-period cross-over study with a 5-day washout period under fed condition was conducted in six beagle dogs to explore the pharmacokinetic characteristics and relative bioavailability between sustained-release (SR) tablets and enteric-coated (EC) tablets of pentoxifylline (PTX) and its metabolite. The results showed that M5 exhibited the highest exposure level, while M1 demonstrated the lowest in both the SR and EC tablet groups. For PTX and M1, T were 0.
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