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The Medicines Company Announces Positive Top-Line Results from Day 90 Interim Analysis in Ongoing ORION-1 Phase 2 Study of PCSK9si

PARSIPPANY, N.J.–(BUSINESS WIRE)–The Medicines Company (NASDAQ:MDCO) today announced top-line results from the interim analysis with Day 90 follow-up for all 501 patients enrolled in the ongoing ORION-1 study of PCSK9si, its investigational first-in-class PCSK9 synthesis inhibitor. Data from the interim analysis confirm the significant and durable LDL-C reduction demonstrated up to Day 90 in the preceding Phase 1 study. PCSK9si was well tolerated and no material safety issue was observed in the Day 90 interim analysis of unblinded safety data, including no investigational drug-related elevation of liver enzymes, neuropathy or change in renal function. Injection site reactions were infrequent, mild or moderate, and short-lived.

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