Primary Objective:

Injection Site Tolerability

Secondary Objectives:

• To assess the safety profile of alirocumab SAR236553 (REGN727)
• To assess the pharmacokinetic-pharmacodynamic relationship of alirocumab SAR236553 (REGN727)

Total duration for each subject (not including screening) will be approximately 85 days.

Inclusion criteria:

• Serum LDL-C levels >100 mg/dL.

Exclusion criteria:

• Subjects indicated for the use of statins according to criteria in Adult Treatment Program (ATP) III Guidelines, as updated in 2004.
• Initiation of a new diet or major change to a previous diet within 4 weeks prior to Screening. Subjects must be willing to maintain a consistent diet for the duration of the study.
• Use of a medication or nutraceutical in order to alter serum lipids within 4 weeks prior to screening, including but not limited to statins, cholesterol absorption inhibitors, fibrates, niacin, bile acid resins, or red yeast rice.
• Fasting serum triglycerides >200 mg/dL measured after an 8-12 hour fast.

The above information is not intended to contain all considerations relevant to a patient's potential participation in a clinical trial.