Evolocumab is a monoclonal antibody that inhibits proprotein convertase subtilisin-kexin type 9 (PCSK9) and lowers low-density lipoprotein (LDL) cholesterol, reducing in turn the risk of cardiovascular events. Whether evolcumab is effective in haemodialized patients is uncertain. The investigators will conduct a randomized, double-blind, placebo-controlled trial to assess the feasibility, safety, and LDL-C-lowering efficacy of evolocumab in high cardiovascular risk haemodialized statin intolerant patients with hypercholesterolemia. Patients will be randomly assigned to receive evolocumab (140 mg subcutaneous every 2 weeks + ezetimibe 10 mg per os daily) or matching placebo (subcutaneous every 2 weeks + ezetimibe 10 mg per os daily) for 24 weeks. The primary efficacy end point will be the reduction in LDL-C ≥ 20 mg/dL from baseline. The key secondary efficacy end points will be: the reduction of LDL-C from baseline at 4, 6 and 12 weeks; the reduction of HDL-C, non-HDL cholesterol and triglycerides from baseline at 24 weeks; the number of patients achieving LDL-C \<70 mg/dL. Every adverse event (serious and non-serious) correlated to drug infusion will be recorded (safety end-point).
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
QUADRUPLE
Enrollment
50
In the intervention arm evolocumab 140 mg subcutaneous every 2 weeks will be administered for 24 weeks to high cardiovascular risk haemodialized statin intolerant patients with hypercholesterolemia
In the placebo arm placebo subcutaneous every 2 weeks will be administered for 24 weeks to high cardiovascular risk haemodialized statin intolerant patients with hypercholesterolemia
Ezetimibe 10 mg daily will be administered for 24 weeks to high cardiovascular risk haemodialized statin intolerant patients with hypercholesterolemia in both the placebo arm (plus placebo) and in the intervention arm (plus evolocumab)
Policlinico Casilino
Rome, Italy
RECRUITINGLDL cholesterol reduction dichotomic
change in LDL cholesterol levels ≥ 20 mg/dL from baseline
Time frame: 24 weeks
LDL cholesterol reduction time-points
change in LDL cholesterol levels from baseline
Time frame: 4 weeks, 12 weeks, 24 weeks
HDL cholesterol reduction
change in HDL cholesterol levels from baseline
Time frame: 24 weeks
non-HDL cholesterol reduction
change in non-HDL cholesterol levels from baseline
Time frame: 24 weeks
Triglycerides reduction
change in triglycerides levels from baseline
Time frame: 24 weeks
LDL cholesterol target achieving
percent of patients achieving an LDL cholesterol less than 70 mg/dL
Time frame: 24 weeks
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