pseudoephedrine extended-release tablets
Generic Name: fexofenadine/pseudoephedrine (FEX-oh-FEN-a-deen/SOO-doe-e-FED-rin)
Brand Name: Allegra-D 24 Hour
Fexofenadine/pseudoephedrine extended-release tablets is used for:
Relieving seasonal allergy symptoms, including sneezing; runny nose; itchy nose, palate, or throat; itchy, watery, or red eyes; and nasal congestion.
Fexofenadine/pseudoephedrine extended-release tablets is an antihistamine and decongestant combination. The antihistamine works by blocking the effects of histamine, which causes allergy symptoms such as sneezing, runny nose, and itchy or watery eyes. The decongestant works by constricting blood vessels and reducing the swelling in the nasal passages, thereby decreasing nasal congestion.
Do NOT use fexofenadine/pseudoephedrine extended-release tablets if:
- you are allergic to any ingredient in fexofenadine/pseudoephedrine extended-release tablets
- you have severe heart blood vessel disease, rapid heartbeat, severe heart problems, or severe or uncontrolled high blood pressure
- you have narrow-angle glaucoma or are unable to urinate (eg, urinary retention)
- you have trouble swallowing
- you have had side effects from previous decongestant use (eg, trouble sleeping, involuntary trembling, irregular heart rhythm)
- you are taking droxidopa, furazolidone, a monoamine oxidase inhibitor (MAOI) (eg, phenelzine), or if you have taken an MAOI within the last 14 days
Contact your doctor or health care provider right away if any of these apply to you.
Before using fexofenadine/pseudoephedrine extended-release tablets:
Some medical conditions may interact with fexofenadine/pseudoephedrine extended-release tablets. Tell your doctor or pharmacist if you have any medical conditions, especially if any of the following apply to you:
- if you are pregnant, planning to become pregnant, or are breast-feeding
- if you are taking any prescription or nonprescription medicine, herbal preparation, or dietary supplement
- if you have allergies to medicines, foods, or other substances
- if you have diabetes, thyroid problems, kidney problems, an enlarged prostate or other prostate problems, trouble urinating, seizures, high blood pressure, heart problems (eg, fast, slow, or irregular heartbeat; heart disease), blood vessel problems, trouble sleeping, glaucoma, or increased pressure in the eye
- if you take medicine for high blood pressure
Some MEDICINES MAY INTERACT with fexofenadine/pseudoephedrine extended-release tablets. Tell your health care provider if you are taking any other medicines, especially any of the following:
- Digoxin or droxidopa because the risk of irregular heartbeat may be increased
- Furazolidone, linezolid, MAOIs (eg, phenelzine), methyldopa, or urinary alkalinizers (eg, potassium citrate) because they may increase the risk of fexofenadine/pseudoephedrine extended-release tablets's side effects
- Bromocriptine because the risk of its side effects may be increased by fexofenadine/pseudoephedrine extended-release tablets
- Guanadrel, guanethidine, mecamylamine, or reserpine because their effectiveness may be decreased by fexofenadine/pseudoephedrine extended-release tablets
This may not be a complete list of all interactions that may occur. Ask your health care provider if fexofenadine/pseudoephedrine extended-release tablets may interact with other medicines that you take. Check with your health care provider before you start, stop, or change the dose of any medicine.
How to use fexofenadine/pseudoephedrine extended-release tablets:
Use fexofenadine/pseudoephedrine extended-release tablets as directed by your doctor. Check the label on the medicine for exact dosing instructions.
- Take fexofenadine/pseudoephedrine extended-release tablets by mouth on an empty stomach at least 1 hour before or 2 hours after eating.
- Swallow fexofenadine/pseudoephedrine extended-release tablets whole. Do not break, crush, chew, or dissolve before swallowing.
- Take fexofenadine/pseudoephedrine extended-release tablets with a full glass of water (8 oz/240 mL).
- Do not drink fruit juice at the same time that you take fexofenadine/pseudoephedrine extended-release tablets. Certain fruit juices (eg, grapefruit, apple, orange) may decrease fexofenadine/pseudoephedrine extended-release tablets's effectiveness.
- If you take antacids that contain aluminum or magnesium, do not take them at the same time as fexofenadine/pseudoephedrine extended-release tablets. Ask your doctor or pharmacist how to take them with fexofenadine/pseudoephedrine extended-release tablets.
- If you miss a dose of fexofenadine/pseudoephedrine extended-release tablets, 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. Do not take more than 1 dose within 24 hours.
Ask your health care provider any questions you may have about how to use fexofenadine/pseudoephedrine extended-release tablets.
Important safety information:
- Fexofenadine/pseudoephedrine extended-release tablets may cause dizziness. It does not usually cause drowsiness when used under normal circumstances at the recommended doses. However, these effects may be worse if you take it with alcohol or certain medicines. Use fexofenadine/pseudoephedrine extended-release tablets with caution. Do not drive or perform other possibly unsafe tasks until you know how you react to it.
- Do NOT take more than the recommended dose or use for longer than prescribed without checking with your doctor.
- If your symptoms do not get better within 7 days, if they get worse, if they occur along with a fever, or if new symptoms occur, check with your doctor.
- You may occasionally notice the tablet shell in your stool. This is normal and not a cause for concern.
- Fexofenadine/pseudoephedrine extended-release tablets may interfere with skin allergy tests. If you are scheduled for a skin test, talk to your doctor. You may need to stop taking fexofenadine/pseudoephedrine extended-release tablets for a few days before the tests.
- Do not take diet or appetite control medicines while you are taking fexofenadine/pseudoephedrine extended-release tablets without checking with your doctor.
- Fexofenadine/pseudoephedrine extended-release tablets has an antihistamine and decongestant in it. Before you start any new medicine, check the label to see if it has an antihistamine or decongestant in it too. If it does or if you are not sure, check with your doctor or pharmacist.
- Tell your doctor or dentist that you take fexofenadine/pseudoephedrine extended-release tablets before you receive any medical or dental care, emergency care, or surgery.
- Diabetes patients - Fexofenadine/pseudoephedrine extended-release tablets may affect your blood sugar. Check blood sugar levels closely. Ask your doctor before you change the dose of your diabetes medicine.
- Use fexofenadine/pseudoephedrine extended-release tablets with caution in the ELDERLY; they may be more sensitive to its effects.
- Fexofenadine/pseudoephedrine extended-release tablets should not be used in CHILDREN younger than 12 years old; safety and effectiveness in these children have not been confirmed.
- PREGNANCY and BREAST-FEEDING: If you become pregnant, contact your doctor. You will need to discuss the benefits and risks of using fexofenadine/pseudoephedrine extended-release tablets while you are pregnant. It is not known if fexofenadine/pseudoephedrine extended-release tablets is found in breast milk. If you are or will be breast-feeding while you use fexofenadine/pseudoephedrine extended-release tablets, check with your doctor. Discuss any possible risks to your baby.
Possible side effects of fexofenadine/pseudoephedrine extended-release tablets:
All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome:
Seek medical attention right away if any of these SEVERE side effects occur:
Dizziness; dry mouth; excitability; headache; nausea; trouble sleeping.
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); bloody diarrhea; chest pain; difficult urination; fast or irregular heartbeat; fever; hallucinations; mental or mood changes (eg, nervousness); persistent trouble sleeping; seizures; severe or persistent dizziness; involuntary shaking or tremor; stomach pain.
This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider. Call your doctor for medical advice about side effects. To report side effects to the appropriate agency, please read the Guide to Reporting Problems to FDA.
If OVERDOSE is suspected:
Contact 1-800-222-1222 (the American Association of Poison Control Centers), your local poison control center, or emergency room immediately. Symptoms may include chest pain; difficulty breathing; drowsiness; fast or irregular heartbeat; loss of consciousness; seizures; severe or persistent dizziness or headache; unusual nervousness or excitement.Proper storage of fexofenadine/pseudoephedrine extended-release tablets:
Store fexofenadine/pseudoephedrine extended-release tablets at room temperature, between 68 and 77 degrees F (20 and 25 degrees C). Store away from heat, moisture, and light. Do not store in the bathroom. Keep fexofenadine/pseudoephedrine extended-release tablets out of the reach of children and away from pets.
- If you have any questions about fexofenadine/pseudoephedrine extended-release tablets, please talk with your doctor, pharmacist, or other health care provider.
- Fexofenadine/pseudoephedrine extended-release tablets is to be used only by the patient for whom it is prescribed. Do not share it with other people.
- If your symptoms do not improve or if they become worse, check with your doctor.
- Check with your pharmacist about how to dispose of unused medicine.
This information should not be used to decide whether or not to take fexofenadine/pseudoephedrine extended-release tablets or any other medicine. Only your health care provider has the knowledge and training to decide which medicines are right for you. This information does not endorse any medicine as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information about fexofenadine/pseudoephedrine extended-release tablets. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to fexofenadine/pseudoephedrine extended-release tablets. This information is not specific medical advice and does not replace information you receive from your health care provider. You must talk with your healthcare provider for complete information about the risks and benefits of using fexofenadine/pseudoephedrine extended-release tablets.
Disclaimer: This information should not be used to decide whether or not to take this medicine or any other medicine. Only your health care provider has the knowledge and training to decide which medicines are right for you. This information does not endorse any medicine as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information about this medicine. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to this medicine. This information is not specific medical advice and does not replace information you receive from your health care provider. You must talk with your healthcare provider for complete information about the risks and benefits of using this medicine.
More about fexofenadine/pseudoephedrine
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- Fexofenadine and pseudoephedrine
- Fexofenadine and pseudoephedrine (Advanced Reading)
- Fexofenadine and Pseudoephedrine (FDA)
- Fexofenadine Hydrochloride/Pseudoephedrine Hydrochloride (Wolters Kluwer)