Learn how to choose the right OTC antihistamine for allergies without drowsiness. Compare Zyrtec, Claritin, Allegra, and Benadryl with real-world data on side effects, safety, and effectiveness.
VIEW MOREA side‑by‑side comparison of Claritin (loratadine) with Zyrtec, Allegra, Benadryl, and Xyzal, covering efficacy, onset, side effects, cost, and best‑use scenarios.
VIEW MORE