NCIt definition : A synthetic, methylated dextrorotary analogue of levorphanol, a substance related
to codeine and a non-opioid derivate of morphine. Dextromethorphan exhibits antitussive
activity and is devoid of analgesic or addictive property. This agent crosses the
blood-brain-barrier and activates sigma opioid receptors on the cough center in the
central nervous system, thereby suppressing the cough reflex.;
UNII : 7355X3ROTS;
InChIKey : MKXZASYAUGDDCJ-NJAFHUGGSA-N;
CAS number : 125-71-3; a href https://gsrs.ncats.nih.gov/ginas/app/beta/browse-substance?search 125-71-3
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