benzonatate
benproperine
clobutinol
isoaminile
pentoxyverine
oxolamine
oxeladin
clofedanol
pipazetate
bibenzonium bromide
butamirate
fedrilate
zipeprol
dibunate
droxypropine
prenoxdiazine
dropropizine
combinations
cloperastine
meprotixol
piperidione
tipepidine
morclofone
nepinalone
levodropropizine
dimethoxanate
cough suppressants, excluding combinations with expectorants