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Cardiac Complications From Herbal Remedies.
Cureus
December 2024
Department of Cardiology, Maimonides Medical Center, New York, USA.
The safety of traditional Chinese medicine (TCM) herbal remedies, particularly when used with modern medications or in non-traditional dosages, requires careful consideration. We present a case of a 62-year-old male with pre-existing cardiovascular risk factors who developed tachycardia-induced cardiomyopathy (TIC) potentially linked to prolonged use of the TCM supplement "Tan Ke Jing." The supplement contains licorice root, caffeine, and apricot kernel, which have known cardiovascular effects.
View Article and Find Full Text PDFCardiovascular and locomotor effects of binary mixtures of common 'bath salts' constituents: Studies with methylone, methylenedioxypyrovalerone and caffeine in rats.
Br J Pharmacol
January 2025
Department of Pharmacology, The University of Texas Health Science Center at San Antonio, San Antonio, Texas, USA.
Background And Purpose: The use of 'bath salts' drug preparations has been associated with high rates of toxicity and death. Preparations often contain mixtures of drugs, including multiple synthetic cathinones or synthetic cathinones and caffeine. Little is known about the interactions of 'bath salts' constituents and adverse effects often reported by users.
View Article and Find Full Text PDFCaffeine and nicotine acutely inhibits flow-mediated vasodilation, but not both are necessarily harmful in the long term.
Vasa
January 2025
Department of Cardiology and Vascular Medicine, West German Heart and Vascular Center, Essen, University of Duisburg-Essen, Essen, Germany.
Today, flow-mediated dilation (FMD) is a standardized test for the non-invasive assessment of vascular endothelial function in humans. The test is often used to assess the influence of various living conditions on the vascular system. Many factors have a short-term effect on FMD and reduce it.
View Article and Find Full Text PDFThe Effect of Capsaicin-Phenylephrine-Caffeine Formulation on Tilt Induced Syncope in Patients with a History of Vasovagal Syncope or Near Syncope.
Heart Rhythm
January 2025
Centre for Cardiovascular Research and Nutrition, C2VN, INSERM, INRAE, AMU, Marseille, France; Laboratory of Biochemistry, AP-HM, Marseille, France.
Cardiovascular Findings and Effects of Caffeine on Experimental Hypothyroidism.
Endocr Metab Immune Disord Drug Targets
January 2025
Department of Pathology, Faculty of Veterinary Medicine, Burdur Mehmet Akif Ersoy University, Burdur, Türkiye.
Background: Thyroid hormone deficiencies can disrupt organ functions, significantly impacting the cardiovascular system. Recently, the effects of thyroid hormones on the heart have garnered increased attention. However, most studies are conducted on humans using clinical data, while cellular-level and experimental studies remain limited.
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