What name brands here in the U.S. contain the magic ingredient? Anyone know?
Common brands: Delsym 12 hour, Robafen Cough, Tussin Cough (DM only)
https://en.wikipedia.org/wiki/Dextromethorphan
The Dollar Tree product “Adult Tussin Cough and Chest Congestion DM” contains dextromethorphan. It was $1 for four ounces, but this weekend it went up to $1.25.