FDA data Registry peer set 4 peers

Alternatives to fexofenadine

4 same-class SPL records vs fexofenadine - uses, FAERS reaction fields, and OTC/Rx flags from public FDA sources.

Brand: Allegra

Second-Generation Antihistamine OTC 4 alternatives found

About fexofenadine

Fexofenadine (Allegra) is an antihistamine medicine. It helps reduce hives and relieve itching.

Used for: This medicine treats hives and itching caused by hives. It will not stop hives or allergic skin reactions from happening. Talk to your doctor if you have questions about your condition.

4 Second-Generation Antihistamine peers (wide set)

Compare fexofenadine vs cetirizine side-by-side →

fexofenadine vs cetirizine & desloratadine · FAERS reaction fields

FAERS top-reaction field "Fatigue" shows the widest count spread between fexofenadine and cetirizine, desloratadine, levocetirizine in this extract (12,003-report gap on that field). Counts are exposure-weighted submissions, not prevalence rates.

Side Effect fexofenadine cetirizinedesloratadinelevocetirizine
Headache 878 7,470 465 -
Fatigue 858 12,861 601 -
Nausea 778 - 582 -
Pruritus 765 7,514 422 -
Extra Dose Administered 700 - - -
Diarrhoea 693 - 448 -
Dizziness 648 - 439 -
Rash 605 9,771 374 -

"-" means no reports for that reaction. Report counts reflect total FAERS submissions, not prevalence rates.

fexofenadine peer mix vs class inventory

Peer mix

3 OTC and 1 Rx SPL records in this peer set (4 total). Class inventory for Second-Generation Antihistamine: 5 drugs.

Frequently Asked Questions

How many OTC vs Rx SPL records sit beside fexofenadine?
This peer set lists 3 OTC and 1 Rx Second-Generation Antihistamine SPL records beside fexofenadine (4 total). OTC/Rx flags come from openFDA product fields.

Reading a wide Second-Generation Antihistamine peer set (4 records)

fexofenadine (Allegra) sits in a wide Second-Generation Antihistamine peer set (4 of 4 class peers shown). Labeled indication field for fexofenadine: This medicine treats hives and itching caused by hives.

Top FAERS reaction fields for fexofenadine total 7,111 reports across 10 reactions, set beside cetirizine, desloratadine, levocetirizine. Counts are exposure-weighted submissions, not per-patient risk.

Registry note: Therapeutic-class peer lists are registry indexes, not prescribing advice. This information is for educational purposes only and is not a substitute for professional medical advice. Do not stop or change your medication without talking to your doctor or pharmacist.

Full fexofenadine profile →

Field note for fexofenadine: see also the generic vs brand label guide when reading Allegra SPL strings.