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Trade names | Lyfnua |
Other names | MK-7264 |
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ECHA InfoCard | 100.258.106 |
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Formula | C14H19N5O4S |
Molar mass | 353.40 g·mol−1 |
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Gefapixant, sold under the brand name Lyfnua, is a medication used to treat chronic (long-term) cough.[1] It acts as an antagonist of the P2RX3 receptor.[2][3][4]
It was approved for medical use in the European Union in September 2023.[1]
Gefapixant is indicated for the treatment of refractory or unexplained chronic cough.[1]
It was named in honour of Geoff Burnstock.[5]