Cetirizine is an over-the-counter (OTC) antihistamine. Pseudoephedrine is a decongestant. Zyrtec-D is an OTC combination medication of the two. Decongestants help relieve nasal congestion by ...
Seasonal and perennial allergic rhinitis and chronic idiopathic urticaria People 65 years of age and older should consult with a healthcare provider before using OTC Zyrtec. Children 2 years and ...
M.D. When to give allergy medication to babies – and when to seek emergency care for allergies It’s best to consult your ...