What is the half-life of cetirizine?

Cetirizine, fexofenadine, or loratadine are often recommended for urticaria. · Antihistamine eye drops may be advised when itchy eyes are a particular problem - ... cetirizine · desloratadine · fexofenadine · loratadine · bilastine. In Australia, most antihistamines are available over the counter from pharmacies without a ... Avoid the use of alcohol, sedatives, and tranquilizers as cetirizine can increase the risk of drowsiness. Cetirizine may cause central nervous system depression ... Xyzal (levocetirizine) and Zyrtec (cetirizine) are both oral antihistamines that work for 24 hours and are available over-the-counter. Cetirizine, also commonly known as Zyrtec, is an orally active second-generation histamine H1 antagonist proven effective in the treatment of various allergic ... Oct 26, 2022 ... Acceptable medications: o Do not instill antihistamine eye drops immediately before or during flight/safety related duties, as it is common to ... May 6, 2024 ... Cetirizine is a second-generation antihistamine that effectively relieves sneezing, rhinorrhea, and watery eyes associated with seasonal allergies and allergic ... Apr 16, 2025 ... Cetirizine is an antihistamine medication commonly used to alleviate symptoms of allergies such as sneezing, itching, and a runny nose. Original Prescription Strength - New Look - Same Relief - NDC 50580-726-71 - ZYRTEC - ® ALLERGY - Cetirizine HCl tablets - 10 mg /antihistamine - Indoor & ... Cetirizine (Zyrtec) Dose Table. Back to Dosage Tables. When to Use. Treatment of nasal or eye allergies, hives, itching and other allergic symptoms.