Press release
Alnylam Stock Trading Halted Today; FDA Advisory Committee to Review Supplemental New Drug Application for Patisiran for the Treatment of the Cardiomyopathy of ATTR Amyloidosis
CAMBRIDGE, Mass.--(BUSINESS WIRE)-- Alnylam Pharmaceuticals, Inc. (Nasdaq: ALNY), the leading RNAi therapeutics company, today announced that NASDAQ has

About this update from Alnylam Pharmaceuticals, Inc.
[{"type":"text","content":" CAMBRIDGE, Mass.--(BUSINESS WIRE)--\nAlnylam Pharmaceuticals, Inc. (Nasdaq: ALNY), the leading RNAi therapeutics company, today announced that NASDAQ has halted trading of the Company’s common stock.\n\n\nThe U.S. Food and Drug Administration’s (FDA) Cardiovascular and Renal Drugs Advisory Committee is meeting today to review the supplemental New Drug Application for patisiran, an investigational RNAi therapeutic in development for the treatment of the cardiomyopathy of transthyretin-mediated (ATTR) amyloidosis.\n\n\nThe Advisory Committee meeting is scheduled to begin at 9:00 a.m. ET today. The briefing materials can be found on the FDA website here. The Company is not responsible for the content of, nor the statements made in, the briefing materials prepared by the FDA.\n\n\nAs previously announced, the FDA has set an action date of October 8, 2023 under the Prescription Drug User Fee Act.\n\n\nPatisiran is the established name for ONPATTRO®, which is currently approved by the FDA for the treatment of the polyneuropathy of hereditary ATTR amyloidosis in adults.\n\n\nONPATTRO Indication and Important Safety Information\nIndication\nONPATTRO is indicated for the treatment of the polyneuropathy of hereditary transthyretin-mediated amyloidosis in adults.\n\n\nImportant Safety Information\nInfusion-Related Reactions\nInfusion-related reactions (IRRs) have been observed in patients treated with ONPATTRO. In a controlled clinical study, 19% of ONPATTRO-treated patients experienced IRRs, compared to 9% of placebo-treated patients. The most common symptoms of IRRs with ONPATTRO were flushing, back pain, nausea, abdominal pain, dyspnea, and headache.\n\n\nTo reduce the risk of IRRs, patients should receive premedication with a corticosteroid, acetaminophen, and antihistamines (H1 and H2 blockers) at least 60 minutes prior to ONPATTRO infusion. Monitor patients during the infusion for signs and symptoms of IRRs. If an IRR occurs, consider slowing or interrupting the infusion and instituting medical management as clinically indicated. If the infusion is interrupted, consider resuming at a slower infusion rate only if symptoms have resolved. In the case of a serious or life-threatening IRR, the infusion should be discontinued and not resumed.\n\n\nReduced Serum Vitamin A Levels and Recommended Supplementation\nONPATTRO treatment leads to ...