β-blockers in Heart Failure - Veterans Affairs

The mean dose in MERIT-HF was 159mg per day and achieved a reduction in heart rate of 14 beats per minute.12,14,15,17,27 Whether these factors had an influence on the results is unknown. In addition, whether immediate-release metoprolol tartrate provides equivalent benefits as seen with sustained release metoprolol succinate is still to be ... ................
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