One of the top benefits of honey? It can help you out in a pinch. This natural sweetener has been found to be just as effective as a typical over-the-counter dosage of dextromethorphan in suppressing coughs, possibly because honey acts as a demulcent, forming a film in the throat to provide relief from the irritation that causes coughing. Take 2 teaspoons before bed to ease nighttime coughing and help you sleep. Here are more natural cough remedies to try.