Why the study?
Do verapamil and propranolol suppress epinephrine-induced early afterdepolarizations and ventricular premature complexes in a patient with congenital long QT syndrome?
Do verapamil and propranolol suppress epinephrine-induced early afterdepolarizations and ventricular premature complexes in a patient with congenital long QT syndrome?
Verapamil and propranolol effectively suppressed epinephrine-induced early afterdepolarizations and ventricular premature complexes in a patient with congenital long QT syndrome.
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May support adjunctive verapamil with beta-blockade in LQT; leaves open confirmation in controlled studies.
Shimizu et al. (1994) studied this question.
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