You should know that cetirizine may cause you to drowsy. Usually do not drive a vehicle or run machinery until you know how this medication impacts you. the skin, tongue or lips turn blue, gray or pale (When you have black or brown skin, this may be simpler to see https://andersonkzlwh.nizarblog.com/30407126/helping-the-others-realize-the-advantages-of-zyrtec