A 48-year-old female asked:
low wbc and taking zyrtec (cetirizine) for 2 wks now for allergies, i have been told to stop zyrtec (cetirizine) at least 1week before re-check wbc, can someone explain why?
1 doctor answer
Dr. Al Hegab answered
40 years experience Allergy and Immunology
Agree, hold zyrtec (cetirizine): It can affect your blood count, in rare instances it does, so stopping it and rechecking is a right step in management, wish you wellness
Answered on Oct 22, 2018
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