TREatment With Beta-blockers After myOcardial Infarction withOut Reduced Ejection fracTion"

Inclusion Criteria:

• ≥18 years old

• Admitted for STEMI or NSTEMI and invasive management (i.e. coronary angiographyduring index hospitalization).

• LVEF>40% as evaluated by any imaging technique anytime during hospitalization.

• Signed informed consent

Exclusion Criteria:

• Known allergy or intolerance to beta-blockers

• Absolute contraindication to beta-blocker therapy according to treating physicianjudge

• Prior history of HF, Killip class on admission or during hospitalization ≥ II

• Severe valvular heart disease (> 3+ for aortic or mitral insufficiency, aortic ormitral valve area ≤1.0 cm2).

• Any condition (appart from AMI) that requires beta-blocker prescription on dischargeaccording to treating physician judge

• Any medical condition that, in the investigator´s judgment, would seriously limitlife expectancy (less than one year),

• Patients participating in other clinical trials