Tussin DM SR 400-20MG/20 237ML is a combination medication used to treat coughs caused by the common cold, bronchitis, and other breathing illnesses. It contains two active ingredients:  

• Dextromethorphan: A cough suppressant that reduces the urge to cough.  
• Guaifenesin: An expectorant that thins and loosens mucus in the airways, making it easier to cough up.  

Key features and benefits:

• Combination therapy: Treats both cough and congestion.  
• Long-lasting relief: Provides relief for extended periods.
• Easy to take: The liquid form is easy to swallow.  

Important considerations:

• Follow directions: Always read and follow the instructions on the product label.
• Consult a doctor: If symptoms persist or worsen, consult a healthcare professional.
• Drug interactions: This medication may interact with other drugs you are taking. Consult a pharmacist or doctor for more information.  
• Pregnancy and breastfeeding: If you are pregnant or breastfeeding, consult a doctor before taking Tussin DM SR.