Drug Reference

Fexofenadine

Other antihistamines for systemic use

← All medicines · Other antihistamines for systemic use

OTC

Fact box

Therapeutic class
Other antihistamines for systemic use
Action class
Histamine-1 Receptor Antagonist
Mechanism
Histamine H1 Receptor Antagonists
Habit forming
No
Availability
Over-the-counter (OTC)

Brand names

AllegraAllegra-DWal-FexWal-Fex D

Available as

60 MG · Extended Release Oral Tablet180 MG · Extended Release Oral Tablet180 MG · Oral Tablet30 MG · Disintegrating Oral Tablet30 MG · Oral Tablet6 MG/ML · Oral Suspension60 MG · Oral Capsule60 MG · Oral Tablet120 MG · Oral Tablet

FDA label sections are from openFDA and may not reflect the most recent labeling — confirm against the current DailyMed label.

Uses
Uses reduces hives and relieves itching due to hives (urticaria). This product will not prevent hives or an allergic skin reaction from occurring.
How to use / dosing
Directions adults and children 12 years of age and over: take one 180 mg tablet with water every once a day; do not take more than 1 tablet in 24 hours children under 12 years of age: do not use adults 65 years of age and older: ask a doctor consumers with kidney disease: ask a doctor

Safety advice

Conservative summary derived from FDA labeling — defaults to “consult your doctor” unless the label is explicit. Not a substitute for your clinician’s advice.

PregnancyNo information
No specific information in the FDA label.
BreastfeedingNo information
No specific information in the FDA label. Check LactMed →
AlcoholNo information
No specific information in the FDA label.
DrivingNo information
No specific information in the FDA label.
KidneyCaution
…use adults 65 years of age and older: ask a doctor consumers with kidney disease: ask a doctor…
LiverNo information
No specific information in the FDA label.
Warnings & precautions
Severe Allergy Warning: Get emergency help immediately if you have hives along with any of the following symptoms:  trouble swallowing  dizziness or loss of consciousness  swelling of tongue  swelling in or around mouth  trouble speaking  wheezing or problems breathing  drooling These symptoms may be signs of anaphylactic shock. This condition can be life threatening if not treated by a health professional immediately. Symptoms of anaphylactic shock may occur when hives first appear or up to a few hours later

Not a Substitute for Epinephrine. If your doctor has prescribed an epinephrine injector for “anaphylaxis” or severe allergy symptoms that could occur with your hives, never use this product as a substitute for the epinephrine injector. If you have been prescribed an epinephrine injector, you should carry it with you at all times.
Current FDA labels (DailyMed)

20 marketed products on record (RxNorm)

Reference only — not clinical advice. Verify against current FDA labeling and consult a licensed provider. About half of pediatric drug use is off-label and is not reflected in FDA labels; absence of pediatric information does not mean a medicine is unused or unsafe in children.