Chinese Journal of Pharmacovigilance ›› 2023, Vol. 20 ›› Issue (2): 215-218.
DOI: 10.19803/j.1672-8629.20210977

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Analysis of one case of QT prolongation induced by palbociclib capsules

RAN Tuoyao1, LI Chao2*   

  1. 1Chongqing Public Health Medical Center, Chongqing 400036, China;
    2Chongqing University Cancer Hospital, Chongqing 400030, China
  • Received:2021-11-09 Online:2023-02-15 Published:2023-02-17

Abstract: Objective To analyze one case of QT interval prolongation caused by palbociclib capsules in our hospital so as to provide reference for clinical rational drug use. Methods To report a case of QT prolongation in a breast cancer patient receiving cyclin-dependent kinase 4/6 (CDK4/6) inhibitor (palbociclib). Results and Conclusion Palbociclib may cause QT prolongation because of individual differences or combined use with other drugs or foods, so pharmaceutical care related to cardio toxicity during medication is required, and the effect of foods or other drug components on liver drug enzymes deserves attention. If possible, blood drug concentrations should be monitored to reduce adverse reactions.

Key words: CDK4/6 inhibitor, palbociclib, QT prolongation, adverse drug reaction

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