Should I tell my doctor all the medications I am taking before starting cetirizine?

Cetirizine (Zyrtec®, Reactine®) is an antihistamine used to treat and prevent pruritus (itching) associated with atopic dermatitis, urticaria (hives), and ... Over-the-counter antihistamine tablets from BENADRYL®, for effective relief from symptoms related to hay fever or other upper respiratory allergies. Avoid the use of alcohol, sedatives, and tranquilizers as cetirizine can increase the risk of drowsiness. Cetirizine may cause central nervous system depression ... That said, Zyrtec is a fast-acting drug that starts to work in less than an hour the first time you take it. Cetirizine hydrochloride is also a fast-acting ... Cetirizine, also commonly known as Zyrtec, is an orally active second-generation histamine H1 antagonist proven effective in the treatment of various allergic ... Xyzal (levocetirizine) and Zyrtec (cetirizine) are both oral antihistamines that work for 24 hours and are available over-the-counter. Jan 15, 2020 ... Cetirizine (for oral use) is classified as a non-prescription (OTC) medicine in Medsafe. Classification database. It is already available as a ... Mar 13, 2021 ... Never give your dog Zyrtec-D since it contains powerful decongestants that can harm dogs. While one pill might seem innocuous, there's data that ... Jul 8, 2014 ... Product overview. Cetirizine is a non-sedating antihistamine, which is licensed for the relief of symptoms of chronic idiopathic urticaria at a ... Symptomatic relief of allergy such as hay fever, chronic idiopathic urticaria, atopic dermatitis for cetirizine hydrochloride