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Alkermes-Avadel Pharmaceuticals deal's HSR deadline set to expire Dec. 8

By Flavia Fortes ( November 13, 2025, 13:03 GMT | Insight) -- Alkermes and Avadel Pharmaceuticals filed paperwork with the US antitrust authorities on Nov. 7 for their $2.1 billion transaction. The waiting period under the Hart-Scott-Rodino Act is set to expire on Dec. 8, unless extended or earlier terminated. Alkermes and Avadel Pharmaceuticals paperwork with the US antitrust authorities for their $2.1 billion transaction filed on Nov. 7. The Hart-Scott-Rodino Act waiting period is set to expire on Dec. 8, it said....

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