Robitussin Adult Maximum Strength Cough + Chest Congestion DM combines dextromethorphan hydrobromide (cough suppressant) with guaifenesin (expectorant) in a non-sedating liquid formulation optimized for acute respiratory symptom management. Dextromethorphan acts centrally to elevate cough threshold, while guaifenesin reduces mucus viscosity through hydration enhancement, facilitating productive expectoration and airway clearance. The maximum over-the-counter strength dosing addresses moderate-to-severe cough and bronchial congestion associated with viral upper respiratory infections. Raspberry flavoring improves palatability and patient compliance. The 8 oz. liquid format provides convenient dosing flexibility for individuals requiring sustained antitussive and mucolytic support during acute respiratory illness.
Robitussin Adult Maximum Strength Cough + Chest Congestion DM combines dextromethorphan hydrobromide (cough suppressant) with guaifenesin (expectorant) in a non-sedating liquid formulation optimized for acute respiratory symptom management. Dextromethorphan acts centrally to elevate cough threshold, while guaifenesin reduces mucus viscosity through hydration enhancement, facilitating productive expectoration and airway clearance. The maximum over-the-counter strength dosing addresses moderate-to-severe cough and bronchial congestion associated with viral upper respiratory infections. Raspberry flavoring improves palatability and patient compliance. The 8 oz. liquid format provides convenient dosing flexibility for individuals requiring sustained antitussive and mucolytic support during acute respiratory illness.