Pravastatin for Acute Myocardial Infarction With Minimally to Mildly Increased Levels of Serum Cholesterol Study

Inclusion Criteria: 1. the presence of 2 of the following 3 criteria: 1. a clinical history of central chest oppression, pain, or tightness lasting for ≥30 minutes 2. typical electrocardiographic changes (i.e., ST-segment elevation of \>0.1 mV in ≥1 limb or 2 precordial leads, ST-segment depression \>0.1 mV in ≥2 leads, abnormal Q waves, or T-wave inversion in ≥2 leads) 3. an increase in the serum creatine kinase levels to \>2 times the normal laboratory value. 2. the serum level of LDL-C is ≥70 and 130\> mg/dl in the first blood examination soon after admission Exclusion Criteria: 1. concurrent therapy with any HMG-CoA reductase inhibitor 2. previous history of the side effects associated with any HMG-CoA reductase inhibitor 3. life-threatening arrhythmia 4. severe chronic congestive heart failure 5. hepatic dysfunction 6. renal failure 7. cerebrovascular disease 8. poor controlled diabetes 9. pregnancy, lactation 10. age \<20 years 11. disability of taking medicine or absence of a written informed consent 12. Patients whom the doctors consider inappropriate by any other reason