Adjunct to diet when response to diet & other non-pharmacological treatments (eg, exercise, wt reduction) is inadequate in adults, adolescent & childn ≥10 yr w/ primary hypercholesterolemia (type II A including heterozygous familial hypercholesterolemia) or mixed dyslipidemia (type II B). Adjunct to diet & other lipid-lowering treatments (eg, LDL apheresis) or if such treatment is inappropriate in HoFH. Prevention of major CV events in patients estimated to have a high risk for a 1st CV event as adjunct to correction of other risk factors.