Key takeaways
Repatha (evolocumab) and Praluent (alirocumab) are both injectable medications that treat high cholesterol levels. They work by blocking a receptor called PCSK9, which helps remove cholesterol from your bloodstream. Repatha is approved for adults and children ages 10 and older, while Praluent is approved for adults and children ages 8 and older. Both are injected under the skin nce every 2 to 4 weeks. Both medications have similar side effects, such as cold or flu symptoms, injection site reactions, and muscle or back pain. Both medications can also cause serious allergic reactions, so it's important to seek medical help if you experience symptoms like swelling or trouble breathing after your injection
