A 18-year-old male asked:
how long does it take for claritin-d to work.
1 doctor answer
Dr. Michael Zacharisen answered
32 years experience Allergy and Immunology
1 to 3 hours: Claritin d is a combination antihistamine [claritin= loratadine] and d= decongestant pseudoephedrine. This product is rapidly absorbed then metabolized to the active product with relief beginning within 1 to 3 hours.
Answered on Dec 4, 2019
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