If a person is allergic to a drug like hydroxyzine it is advisable not to use Atarax or if one is pregnant. Atarax medicine when taken can impair a person's reactions. Atarax (Hydroxyzine Hydrochloride) is an antihistamine which can be used to treat In addition to the uses listed above, this medicine may be prescribed on a. Hydroxyzine is a first generation antihistamine, a piperazine derivative, with antimuscarinic and sedative properties. Antihistamines act as competitive antagonists of histamine at H1 histamine receptors, thus inhibiting H1 receptor-mediated reactions, such as vasodilation, flare and itch reactions and sneezing.
You should not use Atarax if you are allergic to hydroxyzine, or if you are pregnant. Before you take Do not take extra medicine to make up the missed dose. Atarax can affect or be affected by other medicinal products. Do not take Atarax if you are taking medicine to treat: bacterial infections (e.g. the. How does Atarax work? Atarax tablets contain the active ingredient hydroxyzine, which is a type of medicine called a sedating antihistamine.