Sildenafil affects the human Kir2.1 and Kir2.2 channels at clinically relevant concentrations: Inhibition potentiated by low Ba2+

Sildenafil (Viagra), the first approved and widely used oral drug for the treatment of erectile dysfunction, was occasionally associated with life-threatening ventricular arrhythmias in patients. Since inward rectifier potassium current (IK1) may considerably contribute to this arrhythmogenesis, we...

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Bibliographic Details
Main Authors: Akimasa Iijima, Olga Švecová, Jan Hošek, Roman Kula, Markéta Bébarová
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-02-01
Series:Frontiers in Pharmacology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fphar.2023.1136272/full