FDA Approves Second Medication in New Course of Cholesterol-Lowering Medications: – THURSDAY, Aug ed drugs . 27, 2015 – – The U.S. Meals and Medication Administration on Thursday accepted another drug that’s part of a potent new class of medications that sharply cut degrees of bad LDL cholesterol. Repatha , an injectable drug, works by blocking a protein that interferes with the liver’s capability to remove LDL cholesterol from the blood. July In, the FDA approved Praluent , another injectable drug in the same class of medications as Repatha. Both medications are called PCSK9 inhibitors, which don’t appear to cause the muscles problems that cholesterol-decreasing statin drugs occasionally can.