التصنيف: cough drugs المادة الفعالة:dextromethorphan+pseudoephedrine
about dextromethorphan a synthetic morphine (((dextrorotatory methyl ether of levorphanol))) derivative a synthetic narcotic antitussive. mechanism of action of dextromethorphan dextromethorphan hydrobromide is a selective antitussive which raises thresho
