Allegra is an antihistamine used to treat the symptoms of hay fever and other allergic conditions such as watery eyes, runny nose, itching eyes, and sneezing.

Follow the directions for using this medicine provided by your doctor. This medicine may be taken on an empty stomach or with food. DO NOT TAKE ANTACIDS CONTAINING ALUMINUM AND MAGNESIUM within 2 hours of taking this medicine. STORE THIS MEDICINE AT ROOM TEMPERATURE, away from heat, light, and moisture. IF YOU MISS A DOSE OF THIS MEDICINE and you are using it regularly, take it as soon as possible. If it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not take 2 doses at once

SIDE EFFECTS that may occur while taking this medicine include nausea, dry mouth, indigestion, nervousness, dizziness, trouble sleeping, or headache.

FEXOFENADINE (fex-oh-FEN-a-deen)