Metoprolol has emerged as a critical therapy for AMI, offering more than heart rate control. This β1-adrenergic receptor antagonist targets neutrophils, preventing harmful inflammatory responses during reperfusion. It blocks neutrophil-platelet co-aggregates, key contributors to microvascular obstruction (MVO) and tissue damage. Data from the METOCARD-CNIC trial confirmed metoprolol’s efficacy, with patients experiencing significantly smaller infarct sizes and improved long-term outcomes. This dual-action mechanism enhances its importance in AMI management.
García-Prieto, J., Villena-Gutiérrez, R., Gómez, M., Bernardo, E., Pun-García, A., García-Lunar, I., Crainiciuc, G., Fernández-Jiménez, R., Sreeramkumar, V., Bourio-Martínez, R., García-Ruiz, J.M., Serrano del Valle, A., Sanz-Rosa, D., Pizarro, G., Fernández-Ortiz, A., Hidalgo, A., Fuster, V., & Ibanez, B. (2017) 'Neutrophil stunning by metoprolol reduces infarct size', Nature Communications.
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García-Prieto, J., Villena-Gutiérrez, R., Gómez, M., Bernardo, E., Pun-García, A., García-Lunar, I., Crainiciuc, G., Fernández-Jiménez, R., Sreeramkumar, V., Bourio-Martínez, R., García-Ruiz, J.M., Serrano del Valle, A., Sanz-Rosa, D., Pizarro, G., Fernández-Ortiz, A., Hidalgo, A., Fuster, V., & Ibanez, B. (2017) 'Neutrophil stunning by metoprolol reduces infarct size', Nature Communications.
García-Prieto, J., Villena-Gutiérrez, R., Gómez, M., Bernardo, E., Pun-García, A., García-Lunar, I., Crainiciuc, G., Fernández-Jiménez, R., Sreeramkumar, V., Bourio-Martínez, R., García-Ruiz, J.M., Serrano del Valle, A., Sanz-Rosa, D., Pizarro, G., Fernández-Ortiz, A., Hidalgo, A., Fuster, V., & Ibanez, B. (2017) 'Neutrophil stunning by metoprolol reduces infarct size', Nature Communications.
García-Prieto, J., Villena-Gutiérrez, R., Gómez, M., Bernardo, E., Pun-García, A., García-Lunar, I., Crainiciuc, G., Fernández-Jiménez, R., Sreeramkumar, V., Bourio-Martínez, R., García-Ruiz, J.M., Serrano del Valle, A., Sanz-Rosa, D., Pizarro, G., Fernández-Ortiz, A., Hidalgo, A., Fuster, V., & Ibanez, B. (2017) 'Neutrophil stunning by metoprolol reduces infarct size', Nature Communications.