Migraine is a leading cause of disability in more than one billion people worldwide, yet it remains universally underappreciated, even by individuals with the condition. Among other shortcomings, current treatments (often repurposed agents) have limited efficacy and potential adverse effects, leading to low treatment adherence. After the introduction of agents that target the calcitonin gene-related peptide pathway, another new drug class, the ditans - a group of selective serotonin 5-HT receptor agonists - has just reached the international market. Here, we review preclinical studies from the late 1990s and more recent clinical research that contributed to the development of the ditans and led to their approval for acute migraine treatment by the US Food and Drug Administration and the European Medicines Agency.
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http://dx.doi.org/10.1038/s41582-023-00842-x | DOI Listing |
Expert Opin Ther Pat
January 2025
Department of Pharmaceutical and Biomedical Sciences, Rudolph H. Raabe College of Pharmacy, Ohio Northern University, Ada, OH, USA.
Introduction: Opioids have served as a cornerstone in pain management for decades. However, the emergence of increasingly potent synthetic analogs brings forth a range of side effects, including respiratory depression, tolerance, dependence, constipation, and, more importantly, the development of severe and debilitating opioid use disorder (OUD). Search for therapeutics to mitigate OUD has been challenging and this has called for novel approaches that include design of small molecules targeting neuronal circuits involved in addiction (opioid, dopamine, serotonin, norepinephrine, and glutamate receptors, etc.
View Article and Find Full Text PDFEur J Pharm Sci
January 2025
Research Institute for Medicines (iMed.ULisboa), Faculty of Pharmacy, Universidade de Lisboa, Av. Professor Gama Pinto, 1649-003 Lisboa, Portugal. Electronic address:
Psoriasis, a chronic inflammatory skin disease, poses a significant burden on patients' quality of life and healthcare systems. While mild-to-moderate cases are treated topically, usually combined with phototherapy, severe cases require systemic treatment with immunosuppressants, retinoids or biologics. However, all available treatments have drawbacks in terms of efficiency and side effects.
View Article and Find Full Text PDFCurr Neuropharmacol
January 2025
Department of Stem Cell Bioengineering, Mossakowski Medical Research Institute, Polish Academy of Sciences, Pawinskiego 5 Str, 02-106 Warsaw, Poland.
The purpose of this review was to analyse the literature regarding the correlation between the level of tryptamine, aryl hydrocarbon receptor (AHR) signalling pathway activation, and monoamine oxidase (MAO)-A and MAO-B activity in health and conditions such as neurodegenerative, neurodevelopmental, and psychiatric disorders. Tryptamine is generated through the decarboxylation of tryptophan by aromatic amino acid decarboxylase (AADC) in the central nervous system (CNS), peripheral nervous system (PNS), endocrine system, and gut bacteria. Organ-specific metabolism of tryptamine, which is mediated by different MAO isoforms, causes this trace amine to have different pharmacokinetics between the brain and periphery.
View Article and Find Full Text PDFJ Nat Prod
January 2025
Charlotte's Web, 700 Tech Court, Louisville, Colorado 80027, United States.
Cannabicyclol ((±)-CBL), a minor phytocannabinoid, is largely unexplored, with its biological activity previously undocumented. We studied its conversion from cannabichromene (CBC) using various acidic catalysts. Montmorillonite (K30) in chloroform at room temperature had the highest yield (60%) with minimal byproducts.
View Article and Find Full Text PDFNeuropeptides
January 2025
Department of Pathophysiology, Faculty of Medicine, University of Szeged, Hungary.
Corticotropin-releasing factor (CRF) and urocortins (UCN1, UCN2 and UCN3) belong to the same CRF family of neuropeptides. They regulate the neuroendocrine, autonomic and behavioral responses to stress via two CRF receptors (CRF1 and CRF2). Stress, anxiety and depression affects the activity of the hypothalamic-pituitary-adrenal (HPA) axis and the serotoninergic neurotransmission, both being regulated by CRF and CRF-related peptides.
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