The wrapping on some packages of cough drops advertises "soothing syrup center." Stating outright that this syrupy goodness is what will ease your ailing throat.
DON'T YOU BELIEVE IT!
If you have a bad cough, what you need is time, patience, and a clean sensation to distract you from your pain. If your lozenge breaks apart after a minute or so and leaves you with a moughful of sugary goo, that could be billed as "counterproductive."
We hope this item from our consumer affairs desk helps.