Comment
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Synonyms: 1-[[[5-(4-nitrophenyl)-2-furanyl]methylene]amino]-2,4-imidazolidinedione, monosodium salt Dantrolene sodium is an inhibitor of Ca2+ release from sarcoplasmic reticulum via inhibition of ryanodine receptor (RYR) channels. Displays selectivity for RYR1 and RYR3 over RYR2. Acts asa skeletal muscle relaxant that depresses excitation-contraction coupling in skeletal muscle by binding to the type 1 ryanodine receptor and decreasing free intracellular calcium concentration
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