Fexofenadine

Fexofenadine or fexofenadine hydrochloride is an antihistamine that acts to block H1 receptors.

Fexofenadine is primarily used for hayfever, itching including urticaria, and allergies. Fexofenadine is marketed under different brand names including Allegra, Aller-Ease, Mucinex Allergy, Wal-Fex, and Allergy Relief (Fexofenadine HCl).

Long COVID
Fexofenadine has limited evidence for use in Long COVID patients from a small observational study by Glynne et al. (2022).

Costs and availability
Fexofenadine is available over the counter or on perscription.

Notable studies

 * 2022, Long COVID following mild SARS-CoV-2 infection: characteristic T cell alterations and response to antihistamines - (Full text)

Learn more

 * fexofenadine - drugs.com
 * fexofenadine - WebMD