Nasal Allergy Medications

  • 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 Editor: Charles Patrick Davis, MD, PhD
    Charles Patrick Davis, MD, PhD

    Charles Patrick Davis, MD, PhD

    Dr. Charles "Pat" Davis, MD, PhD, is a board certified Emergency Medicine doctor who currently practices as a consultant and staff member for hospitals. He has a PhD in Microbiology (UT at Austin), and the MD (Univ. Texas Medical Branch, Galveston). He is a Clinical Professor (retired) in the Division of Emergency Medicine, UT Health Science Center at San Antonio, and has been the Chief of Emergency Medicine at UT Medical Branch and at UTHSCSA with over 250 publications.

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Asking the pharmacist for generic version of the doctor's brand name suggestion or prescription requires caution. Check that the generic name and strength is the same as the medicine doctor recommended or prescribed.

The second generation antihistamines are often referred to as "non-sedating." In general, this group of antihistamines is more expensive, has a slower onset of action, is longer acting, and induces less sleepiness. However, even some of these can be slightly sedating, so the persons taking these medications should use them with caution (see table below). Two of the earlier second generation antihistamines, terfenadine (Seldane) and astemizole (Hismanal), were found to have unacceptable heart side effects and are no longer available on the market.

Second Generation Antihistamines
Generic Name Brand Name
lortadine Claritin
fexofenadine Allegra
certirizine (light sedation) Zyrtec
levocetirizine Xyzal
pseudoephedrine/loratadine Claritin-D
pseudoephedrine/fexofenadine Allegra-D
desloratadine Clarinex
azelastine (light sedation) Astelin
olopatadine Patanase

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