desloratadine, Clarinex, Clarinex Reditabs

  • Pharmacy Author:
    Omudhome Ogbru, PharmD

    Dr. Ogbru received his Doctorate in Pharmacy from the University of the Pacific School of Pharmacy in 1995. He completed a Pharmacy Practice Residency at the University of Arizona/University Medical Center in 1996. He was a Professor of Pharmacy Practice and a Regional Clerkship Coordinator for the University of the Pacific School of Pharmacy from 1996-99.

  • Medical and Pharmacy Editor: Jay W. Marks, MD
    Jay W. Marks, MD

    Jay W. Marks, MD

    Jay W. Marks, MD, is a board-certified internist and gastroenterologist. He graduated from Yale University School of Medicine and trained in internal medicine and gastroenterology at UCLA/Cedars-Sinai Medical Center in Los Angeles.

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PRESCRIPTION: Yes

GENERIC AVAILABLE: Yes

PREPARATIONS: Tablets: 5 mg. Orally Disintegrating (RediTabs): 2.5 and 5 mg. Syrup: 0.5 mg/1mL

STORAGE: Tablets and syrup should be stored at 25 C (77 F).

DOSING: The recommended dose for adults and children 12 years or older is 5 mg daily.

For children 6 to 11 years of age the dose is 2.5 mg of the syrup or 2.5 mg of the RediTabs once daily.

Children 12 months to 5 years old should receive 1.25 mg of the syrup once daily and children 6 to 11 months old are treated with 1 mg of syrup once daily.

Desloratadine can be taken with or without food.

DRUG INTERACTIONS: Ketoconazole (Nizoral, Extina, Xolegel, Kuric), erythromycin, azithromycin (Zithromax), fluoxetine (Prozac), and cimetidine (Tagamet) increase blood levels of desloratadine by reducing the elimination of desloratadine by liver enzymes.

PREGNANCY: Desloratadine has not been studied in pregnant women.

NURSING MOTHERS: Desloratadine passes into breast milk and should therefore be used with caution in women who are breastfeeding.

Medically reviewed by Eni Williams, PharmD

Reference: FDA Prescribing Information

Medically Reviewed by a Doctor on 4/3/2015

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