Fexofenadine
From MEpedia, a crowd-sourced encyclopedia of ME and CFS science and history
(Redirected from Allegra)
Fexofenadine or fexofenadine hydrochloride is a second generation antihistamine that selectively blocks H1 receptors.[1][2][3][4]
Fexofenadine is primarily used for hayfever, itching including urticaria, and allergies. Fexofenadine is sold under different brand names including Allegra, Aller-Ease, Mucinex Allergy, Wal-Fex, and Allergy Relief (Fexofenadine HCl).[1][2]
Theory[edit | edit source]
Evidence[edit | edit source]
Long COVID[edit | edit source]
Fexofenadine has limited evidence for use in Long COVID patients from a small observational study by Glynne et al. (2022).[5]
Clinicians[edit | edit source]
Risks and safety[edit | edit source]
cannot be taken with apple, orange or grapefruit juices, or other fruit juices.[1]
Costs and availability[edit | edit source]
Fexofenadine is available over the counter or on perscription.[1][2]
Notable studies[edit | edit source]
- 2022, Long COVID following mild SARS-CoV-2 infection: characteristic T cell alterations and response to antihistamines[5] - (Full text)
See also[edit | edit source]
Learn more[edit | edit source]
- fexofenadine - drugs.com
- fexofenadine - WebMD
- Fexofenadine: 7 Things You Should Know - Drugs.com
References[edit | edit source]
- ↑ 1.0 1.1 1.2 1.3 "Fexofenadine Uses, Dosage & Side Effects". Drugs.com. Retrieved February 19, 2022.
- ↑ 2.0 2.1 2.2 "Fexofenadine - Uses, Side Effects, and More". WebMD. Retrieved February 19, 2022.
- ↑ "Fexofenadine: 7 Things You Should Know". Drugs.com. Retrieved May 22, 2023.
- ↑ Hogan, Lilianna. "What's the Difference Between First-Generation and Second-Generation Antihistamines?". WebMD. Retrieved May 22, 2023.
- ↑ 5.0 5.1 Glynne, Paul; Tahmasebi, Natasha; Gant, Vanya; Gupta, Rajeev (January 2022). "Long COVID following mild SARS-CoV-2 infection: characteristic T cell alterations and response to antihistamines". Journal of Investigative Medicine. 70 (1): 61–67. doi:10.1136/jim-2021-002051. ISSN 1081-5589. PMC 8494538. PMID 34611034.
