Department of Molecular Pharmacology & Experimental Therapeutics, Mayo Clinic, Rochester, Minnesota, USA Correspondence to Dr M J Ackerman, Long ... the QT interval with QTc exceeding 500 ms who was ...

Medically reviewed by Mary Choy, PharmD Hydroxyzine is a commonly prescribed antihistamine medication for anxiety and ...

Purpose: The association of methadone with Q-T interval prolongation and torsades de pointes (TdP ... unrecognized congenital long Q-T interval syndrome, and predisposing DNA polymorphisms.

unrecognized congenital long Q-T syndrome (LQTS), and predisposing DNA polymorphisms. While these risk factors have not been studied in patients receiving methadone, they should be taken into ...