Reactions 1680, p66 - 2 Dec 2017 QT prolongation: 2 case reports In a retrospective observational study, two patients (a woman) [ages not stated; not all sexes stated] were described who developed QT prolongation during treatment bedaquiline [routes, duration of treatment to reaction onset and outcomes not stated]. The patients with drug-resistant tuberculosis were started on treatment with bedaquiline 400mg once daily for 14 days, then 200mg three times a week for 22 weeks. Subsequently, they developed QT prolongation. Later, the woman died [cause of death not stated]. Author comment: "Enthusiasm over bedaquiline and delamanid has been curtailed following concerns of potential cardiotoxicity. Both new drugs are associated with QT prolongation". Borisov SE, et al. Effectiveness and safety of bedaquilinecontaining regimens in the treatment of MDR- and XDR-TB: A multicentre study. European Respiratory Journal 49: 1700387, No. 5, May 2017. Available from: URL: http:// doi.org/10.1183/13993003.00387-2017 - Russia 803284365 0114-9954/17/1680-0001/$14.95 Adis © 2017 Springer International Publishing AG. All rights reserved Reactions 2 Dec 2017 No. 1680
Reactions Weekly – Springer Journals
Published: Dec 2, 2017
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