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# Draft Guide on QT Prolongation Evaluation Q&As
- URL: https://www.fdaweb.com/draft-guide-on-qt-prolongation-evaluation-q-as/
- Published: 2020-10-01T12:00:00.000Z
- Updated: 2026-09-14T16:31:05.000Z
- Author: David McFarland
- Tags: FDA Policy/General, #legacy-id-D5147782

*Federal Register* notice: FDA has made available a draft guidance entitled *E14 and S7B Clinical and Nonclinical Evaluation of QT/QTc Interval Prolongation and Proarrhythmic Potential — Questions and Answers.* The document contains revised and new questions and answers on evaluating QT/QTc interval prolongation and proarrhythmic potential in non-antiarrhythmic drugs. To view the notice, click [here](https://www.govinfo.gov/content/pkg/FR-2020-09-30/pdf/2020-21624.pdf?ref=fdaweb.com).