When using, let the drop slowly dissolve in your mouth to get the longest effect.
Warnings when using these drops: If your sore throat lasts more than 2 days or if your cough lasts more than 7 days, or if they come with a fever, headache, rash, swelling, nausea, or vomiting, call a doctor immediately. These drops contain menthol, a cooling agent found naturally in some mint plants. Do not exceed recommended dosage. The active ingredients in these drops can be compared to the active ingredients in other brand-name cough drops.