1 doctor weighed in:

How does alegra-d work differently than OTC decongestants like pseudoephedrine or claritin-d?

1 doctor weighed in
Dr. Lee Perry
Internal Medicine - Allergy & Immunology

In brief: Similar

Allegra-d is simply an antihistamine (fexofenadine) plus an over-the-counter decongestant.
Allegra is a more powerful antihistamine than claritin (loratadine).

In brief: Similar

Allegra-d is simply an antihistamine (fexofenadine) plus an over-the-counter decongestant.
Allegra is a more powerful antihistamine than claritin (loratadine).
Dr. Lee Perry
Dr. Lee Perry
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