Overusing cough drops (ex. more than once every two hours, or up to 12 per day), specifically commercial brands containing menthol, can lead to mouth irritation or digestive issues.

A single cough drop contains between five to 10 mg of menthol. That means a person who weighs 175 pounds (79.5 kg) would need to ingest 397 to 7,950 cough drops containing 10 mg each to overdose.

These cough drops have cooling menthol and eucalyptus on the outside and are filled with honey on the inside. “There have been some medical studies that have shown honey can reduce cough ...

Infused with menthol, these drops work quickly to numb the throat and open nasal passages. Plus, they come in a variety of delicious flavors. Price: $8.38 ...

Menthol acts in combination with nicotine to desensitize receptors in lungs' airways that are responsible for nicotine's irritation, say neuroscientists at Georgetown University Medical Center (GUMC).

Vicks announced the launch of Vicks Tulsi cough drops in India. By adding Tulsi flavour to its range of products, the brand reaffirms its aim of making traditional remedies, passed down by generations ...