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. 2021 Jun 22;14(7):597. doi: 10.3390/ph14070597

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© 2021 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

PMC Copyright notice

Electrocardiograms from healthy or myocardial infarction model rats treated with Azithromycin, Clarithromycin, and Erythromycin. Rats were subjected to ECG recording under ether anesthesia in the Biopac data acquisition mp150 device. The left side images for healthy rats treated with azithromycin, clarithromycin or erythromycin showing ST-segment elevation and QT prolongation. The right side images are ECGs from the myocardial infarction rat model experiment treated with azithromycin, clarithromycin or erythromycin.