Compositions and methods comprising tilidine or related compounds and dextromethorphan

摘要

Pain and/or neurological disorders may be treated by administering a therapeutically effective amount of dextromethorphan and a therapeutically effective amount of a compound such as tilidine that inhibits the cytochrome P450 isozyme CYP2D6, to a person in need thereof. The two compounds may be administered separately, or in a single dosage form or composition as described herein.