It is used at night to relieve cold and flu symptoms
Chlorpheniramine is an antihistamine that works by reducing the effect of histamine in the body and thus helps relieve the signs and symptoms of allergies, such as sneezing, watery eyes, itching, and runny nose
Pseudoephedrine is a medication that belongs to a class of medications known as decongestants and works by reducing nasal congestion that you may experience during colds and flu