Benylin Dry Coughs (Original) Icon denoting discontinued product

dextromethorphan hydrobromide, diphenhydramine hydrochloride, levomenthol

McNeil Products Ltd

Benylin Dry Coughs Night Syrup

dextromethorphan hydrobromide, diphenhydramine hydrochloride, levomenthol

McNeil Products Ltd

Covonia Hot Dose Cough & Cold Syrup Icon denoting discontinued product

dextromethorphan hydrobromide, diphenhydramine hydrochloride

Thornton & Ross Ltd

Covonia Night Time Formula

dextromethorphan hydrobromide, diphenhydramine hydrochloride

Thornton & Ross Ltd