Zyriz Adverse Reactions

Cetirizine hydrochloride, though considered as a "non-sedating" antihistamine, was found to cause drowsiness in some people.
Recurrent acute hepatitis developed in one patient taking cetirizine hydrochloride for control of seasonal allergic rhinitis.
Other adverse effects associated with the use of the cetirizine hydrochloride are irritability, insomnia, somnolence, fatigue, dry mouth, pharyngitis, dizziness, headache, abdominal pain, cough, diarrhea, epistaxis, bronchospasm, nausea and vomiting and hypersensitivity manifested by urticarial and fixed drug eruptions, nervousness, rashes, anaphylactic shock, aggression, hallucination, dysgeusia, dyskinesia, dystonia, memory impairment, syncope, tremor, eye pain, eye swelling, vision blurred, hepatic function abnormal, pruritus, urticaria, acute generalized exanthematous pustulosis, arthralgia, enuresis, urinary retention, erectile dysfunction, malaise, feeling abnormal, pruritus upon withdrawal, weight increased. Although cetirizine hydrochloride has low potential for hepatotoxicity, the possibility of developing autoimmune-mediated hepatotoxicity should be considered when administering the drug. A patient under long-term treatment with cetirizine hydrochloride for atopic dermatitis was reported to have developed life-threatening hepatitis.