Overview
- Zyrtec-D is a combination medicine used to relieve symptoms of seasonal allergic rhinitis (hay fever) and nasal congestion. Each capsule contains:
- Cetirizine HCl (5 mg) – a second-generation antihistamine that reduces sneezing, runny nose, itching, and watery eyes
- Pseudoephedrine HCl (120 mg) – a nasal decongestant that relieves sinus pressure and nasal stuffiness
- Zyrtec-D provides 12-hour relief from both allergy and cold-related congestion symptoms, making it ideal for individuals who experience daytime allergy discomfort with blocked sinuses.



