Crystalline Substituted Pyrazines as PGI2 Receptor Agonists
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2024-11-26
ALEXANDRIA, Virginia, Nov. 26 -- NIPPON SHINYAKU CO., LTD., Kyoto, Japan has been assigned a patent (No. US 12152009 B2, initially filed April 12, 2023) developed by Toshio Fujiwara, Paramus, New Jersey, for "Crystalline substituted pyrazines as PGI2 receptor agonists." . . .