What should I tell my health care provider before I take this medicine?

They need to know if you have any of these conditions:
kidney disease
an unusual or allergic reaction to fexofenadine, terfenadine, other medicines, foods, dyes, or preservatives
pregnant or trying to get pregnant
breast-feeding

How should I use this medicine?

Take this medicine by mouth with a full glass of water. You may take this medicine with food or on an empty stomach. Take your medicine at regular intervals. Do not take it more often than directed. You may need to take this medicine for several days before your symptoms improve.

Talk to your pediatrician regarding the use of this medicine in children. While this drug may be prescribed for children as young as 6 years old for selected conditions, precautions do apply.

Overdosage:

 If you think you have taken too much of this medicine contact a poison control center or emergency room at once.

NOTE: This medicine is only for you. Do not share this medicine with others.

What if I miss a dose?

If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.

What may interact with this medicine?

antacids
erythromycin
grapefruit, apple, or orange juice
ketoconazole
magnesium-containing products

This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.
What should I watch for while using this medicine?

Visit your doctor or health care professional for regular checks on your health. Tell your doctor or healthcare professional if your symptoms do not start to get better or if they get worse.

What side effects may I notice from receiving this medicine?

Side effects that you should report to your doctor or health care professional as soon as possible:
allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
breathing problems
chest pain
fast heartbeat
infection or fever

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):
cough
drowsiness
dry or irritated nose, mouth, or throat
headache
menstrual changes
pain
stomach upset, nausea

This list may not describe all possible side effects.
Where should I keep my medicine?

Keep out of the reach of children.

Store at room temperature between 20 and 25 degrees C (68 and 77degrees F). Protect from moisture. Throw away any unused medicine after the expiration date.