The short version
11 companies supply this market — deep enough that no single failure threatens the supply.
Market view
15 marketed package NDCs · 11 active manufacturers
Most dispensed: DEXTROMETHORPHAN HYDROBROMIDE 30 mg/20mL; 12.5 mg/20mL · Solution · #1 bottle/carton / 118 ml in 1 bottle · DEXTROMETHORPHAN HYDROBROMIDE 30 mg/20mL; 12.5 mg/20mL · Solution · #1 bottle, plastic/carton / 118 ml in 1 bottle, plastic
11 companies supply this market — deep enough that no single failure threatens the supply.
Other molecules FDA puts in Uncompetitive N-methyl-D-aspartate Receptor Antagonist, with whether each is in shortage right now. Same class is not the same drug — substitution is a clinical decision, and this is a supply picture, not a recommendation.
Expand a strength to see its dosage forms, then package sizes, then each manufacturer and NDC. Click an NDC for its full detail page.