{"id":"acetylcysteine-nac","safety":{"commonSideEffects":[{"rate":null,"effect":"Nausea"},{"rate":null,"effect":"Vomiting"},{"rate":null,"effect":"Diarrhea"},{"rate":null,"effect":"Rash"},{"rate":null,"effect":"Bronchospasm"}]},"_chembl":null,"_dailymed":null,"mechanism":{"_ai_source":"claude-haiku-4.5","explanation":"NAC works by cleaving disulfide bonds in mucopolysaccharides, thereby decreasing mucus viscosity and improving mucociliary clearance in respiratory conditions. 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