Objectives For many decades, guaifenesin and dextromethorphan have been two of the most well-established and commonly used nonprescription medications to manage cough and cold symptoms. A single source that summarizes the clinical data supporting the use of guaifenesin and dextromethorphan as self-care treatment options in cough and cold could assist healthcare professionals (HCPs) in making informed recommendations to patients. The objective of this narrative review is to discuss the benefits of guaifenesin and dextromethorphan for the management of cough and mucus-related cold symptoms in adults by examining published data on the effectiveness and safety of the products containing these ingredients.
Bateman et al. (Sun,) studied this question.