Fexofenadine/Pseudoephedrine (By mouth)
fex-oh-FEN-a-deen hye-droe-KLOR-ide, soo-doe-e-FED-rin hye-droe-KLOR-ide
Antihistamine, Less-Sedating/Decongestant Combination, Antihistamine/Decongestant Combination (About this – PubMed Health)
Uses of This Medicine
Fexofenadine is an antihistamine and pseudoephedrine is a decongestant. The combination of these two medicines is used to treat the nasal congestion (stuffy nose), sneezing, and runny nose caused by hay fever.
This medicine is available only with your doctor’s prescription.
Do not give any over-the-counter (OTC) cough and cold medicine to a baby or child under 4 years of age. Using these medicines in very young children might cause serious or possibly life-threatening side effects .
Other uses (PubMed Health)
How To Use
Long Acting Tablet, 24 Hour Tablet
Your doctor will tell you how much medicine to use. Do not use more than directed.
Swallow the tablet whole. Do not crush, chew, or break the tablet.
It is best to take this medicine on an empty stomach.
This medicine is not for children under 12 years of age.
If a dose is missed:
If you miss a dose or forget to use your medicine, use it as soon as you can. Then wait at least 12 hours before taking your next dose. Do not use two doses at the same time.
How to Store and Dispose of This Medicine:
Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light.
Ask your pharmacist, doctor, or health caregiver about the best way to dispose of any outdated medicine or medicine no longer needed.
Keep all medicine out of the reach of children. Never share your medicine with anyone.
Drugs and Foods to Avoid
Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.
Tell your doctor if you are using an antacid such as Maalox®. Certain antacids should not be taken together with fexofenadine/pseudoephedrine. Ask your doctor about how much time to allow between taking this medicine and taking an antacid.
Do not use any other allergy or cold medicines with fexofenadine/pseudoephedrine unless your doctor tells you to.
Avoid drinking fruit juices such as apple juice, orange juice, and grapefruit juice while you are using this medicine.
When Not To Use
You should not use this medicine if you have had an allergic reaction to fexofenadine or pseudoephedrine. Tell your doctor if you have ever had an allergic reaction to any drug. You should not use this medicine if you have narrow-angle glaucoma, severe hypertension, or severe heart disease, or if you are unable to urinate. You should not use this medicine if you have used an MAO inhibitor such as Eldepryl®, Marplan®, Nardil®, or Parnate® within the past 14 days.
Tell your doctor if you have diabetes, glaucoma, heart disease, high blood pressure, or an overactive thyroid. Make sure your doctor knows if you have kidney disease, or trouble urinating due to an enlarged prostate.
Possible side effects
Summary More details
Call your doctor right away if you notice any of these side effects:
Cough, sneezing, sore throat, chest congestion.
Decrease in how much or how often you urinate.
Fast, irregular, or pounding heartbeat.
Problems with urination.
Severe weakness, dizziness, tremors, or trouble sleeping.
If you notice these less serious side effects, talk with your doctor:
Dry mouth, irritated throat.
Feeling restless, anxious, fearful, or excited.
Sweating or increased thirst.
Nausea or upset stomach.
If you notice other side effects that you think are caused by this medicine, tell your doctor.
Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
More side effects of this drug
Brand names include
Allegra-D, Allegra-D 12 Hour, Allegra-D 12 Hour Allergy & Congestion, Allegra-D 24 Hour Allergy & Congestion, Allegra-D 24HR, Allegra-D 24Hour, Rite Aid Allergy Relief-D, Wal-Fex D
There may be other brand names for this medicine.