Generic Name: Fexofenadine

Table of Contents

Allegra for allergies

 

 

 

 

Overview

Allegra (Fexofenadine) is used to relieve hay fever and allergy symptoms, including runny nose; sneezing; and red, itchy, tearing eyes. Fexofenadine is in a class of medications called antihistamines. It works by blocking histamine, a substance in the body that causes allergic symptoms. Fexofenadine may cause less drowsiness than other antihistamines..

This information is for educational purposes only. Not every known side effect, adverse effect, or drug interaction is in this database. If you have questions about your medicines, talk to your health care provider.

How to Take It

Fexofenadine comes as a capsule to take by mouth. It usually is taken once or twice a day with food or milk. Follow the directions on your prescription label carefully, and ask your doctor or pharmacist to explain any part you do not understand. Take fexofenadine exactly as directed. Do not take more or less of it or take it more often than prescribed by your doctor.

Side Effects

Side effects that may occur while taking this medicine include:

  • Dizziness
  • Vomiting
  • Headache
  • Pain during menstrual period
  • Diarrhea
  • Pain
  • Pain in the arms, legs, or back
  • Cough

Contact your doctor immediately if you experience:

  • Rash
  • Itching
  • Difficulty breathing or swallowing
  • Hoarseness
  • Swelling of the face, throat, lips, tongue, eyes, hands, ankles, feet, or lower legs

Warnings & Precautions

  • Tell your doctor and pharmacist if you are allergic to fexofenadine or any other drugs.
  • Tell your doctor and pharmacist what prescription and nonprescription medications you are taking, especially cold or allergy medications, erythromycin (E-Mycin), ketoconazole (Nizoral), and vitamins.
  • Tell your doctor if you have or have ever had kidney disease.
  • Tell your doctor if you are pregnant, plan to become pregnant, or are breast-feeding. If you become pregnant while taking fexofenadine, call your doctor.
  • If you are having surgery, including dental surgery, tell the doctor or dentist that you are taking fexofenadine.
  • For an overdose, seek medical attention immediately. For non emergencies, contact your local or regional poison control center at 1-800-222-1222.

Drug Interactions

To avoid drug interactions, tell your doctor about all drugs you are taking. This includes prescription, non-prescription, illegal, recreational, herbal, nutritional, or dietary drugs.

Especially: Erythromycin (E.E.S., E-Mycin, Erythrocin), Ketoconazole (Nizoral), and antacids containing aluminum or magnesium (Maalox, Mylanta)

Dosage & Missed Dose

For Seasonal Allergies and Hives:

Adults and children ages 12 and older: 60 milligrams (mg), twice daily, or 180 mg, once daily

Children ages 2-11: 30 mg, twice daily

Children 6 months to age 2 (hives only): 15 mg, twice daily

Take the missed dose as soon as you remember it. However, if it is almost time for the next dose, skip the missed dose and continue your regular dosing schedule. Do not take a double dose to make up for a missed one.

Storage

Keep this medication in the container it came in, tightly closed, and out of reach of children. Store it at room temperature and away from excess heat and moisture (not in the bathroom). Throw away any medication that is outdated or no longer needed. Talk to your pharmacist about the proper disposal of your medication.

Pregnancy/Nursing

Talk to your doctor if you are pregnant, plan to become pregnant, or are breastfeeding before taking Allegra. Allegra is only recommended for use in pregnancy when the benefits outweigh the risks.

More Information

For more information, talk to your doctor, pharmacist or health care provider, or you can visit this website, https://www.nlm.nih.gov/medlineplus/druginfo/meds/a697035.html, for additional information from the manufacturer of this drug.

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