Why is this medication prescribed?

Fexofenadine is a medication commonly prescribed to treat allergic symptoms such as sneezing, itching, watery eyes, and runny nose. It belongs to a class of drugs called antihistamines, which work by blocking the effects of histamine, a substance in the body that causes allergic symptoms.

How should this medicine be used?

Here’s how Fexofenadine is typically used:

• Dosage: The usual recommended dose of Fexofenadine is 60 mg or 180 mg once daily, depending on the severity of symptoms and the individual’s response to the medication. Your doctor may adjust the dose if necessary.
• Administration: Fexofenadine is usually taken orally, with or without food. It’s essential to take it exactly as prescribed by your doctor. Swallow the tablet whole with a full glass of water.
• Timing: Fexofenadine is typically taken once daily, preferably at the same time each day. It’s important to maintain a consistent dosing schedule for optimal effectiveness.
• Follow doctor’s instructions: Always follow your doctor’s instructions regarding the dosage and duration of treatment. Do not take more than the recommended dose, as it can increase the risk of side effects.
• Avoid certain substances: Avoid drinking fruit juices such as grapefruit, orange, or apple juice while taking Fexofenadine, as they may decrease the absorption of the medication.
• Store properly: Store Fexofenadine at room temperature away from moisture and heat. Keep it out of reach of children.
• If you miss a dose: If you miss a dose, take it as soon as you remember. However, if it’s almost time for your next dose, skip the missed dose and continue with your regular dosing schedule. Do not double up on doses to make up for a missed one.

It’s important to note that Fexofenadine may cause drowsiness in some individuals, so it’s advisable to avoid activities that require alertness, such as driving or operating machinery, until you know how the medication affects you. If you experience any severe or persistent side effects while taking Fexofenadine, contact your doctor promptly.

Other uses for this medicine

• Chronic idiopathic urticaria: Fexofenadine may also be used to relieve itching and hives associated with chronic idiopathic urticaria, a condition characterized by the presence of hives for more than six weeks with an unknown cause.

What special precautions should I follow?

Special Precautions:

• Medical history: Before taking Fexofenadine, inform your doctor about any medical conditions you have, especially if you have kidney problems. Your doctor may need to adjust your dosage accordingly.
• Pregnancy and breastfeeding: If you are pregnant or breastfeeding, consult your doctor before taking Fexofenadine. While there is limited data on its safety during pregnancy and breastfeeding, it’s essential to weigh the potential risks and benefits with your healthcare provider.
• Allergic reactions: If you have a known allergy to Fexofenadine or any other antihistamines, inform your doctor. Additionally, be cautious if you have a history of severe allergic reactions (anaphylaxis) to other substances.
• Drug interactions: Inform your doctor about all the medications you are currently taking, including prescription, over-the-counter, herbal, or dietary supplements. Some drugs may interact with Fexofenadine, affecting its effectiveness or increasing the risk of side effects.
• Alcohol and CNS depressants: Avoid consuming alcohol or taking other central nervous system (CNS) depressants while using Fexofenadine, as it may increase the risk of drowsiness or dizziness.
• Driving and operating machinery: Fexofenadine may cause drowsiness or dizziness in some individuals. If you experience these side effects, avoid driving or operating machinery until you know how the medication affects you.
• Avoid grapefruit juice: Grapefruit juice may interact with Fexofenadine, potentially reducing its effectiveness. It’s advisable to avoid consuming grapefruit juice while taking this medication.

Always follow your doctor’s instructions and any specific precautions provided with your medication. If you experience any unusual symptoms or side effects while taking Fexofenadine, contact your healthcare provider for guidance.

What special dietary instructions should I follow?

There are no specific dietary instructions for Fexofenadine. However, it is advisable to avoid consuming grapefruit juice, as it may interact with the medication and potentially reduce its effectiveness. Otherwise, you can follow a normal, balanced diet while taking Fexofenadine.

What should I do if I forget a dose?

If you forget to take a dose of Fexofenadine, take it as soon as you remember. However, if it’s close to the time for your next dose, skip the missed dose and continue with your regular dosing schedule. Do not double up on doses to make up for a missed one. If you have any concerns or questions about missed doses, consult your healthcare provider for guidance.

What side effects can this medication cause?

Fexofenadine is generally well-tolerated, but like any medication, it can cause side effects in some individuals. Common side effects of Fexofenadine may include:

• Headache
• Drowsiness
• Nausea
• Dizziness
• Fatigue
• Dry mouth
• Menstrual problems (in women)

These side effects are usually mild and may subside as your body adjusts to the medication. However, if any of these side effects persist or worsen, it’s important to notify your doctor.

In rare cases, Fexofenadine may cause more severe side effects. Seek medical attention immediately if you experience any of the following:

• Allergic reaction: Symptoms may include rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, or trouble breathing.
• Fast or irregular heartbeat
• Severe dizziness or fainting
• Signs of liver problems: Such as dark urine, persistent nausea/vomiting, stomach/abdominal pain, yellowing eyes/skin.
• Mental/mood changes: Such as confusion, agitation, hallucinations.

It’s important to discuss any concerns about potential side effects with your healthcare provider before starting Fexofenadine. Additionally, report any new or unusual symptoms experienced while taking the medication to your doctor promptly.

What should I know about storage and disposal of this medication?

Storage and disposal of Fexofenadine:

• Storage: Store Fexofenadine tablets at room temperature away from moisture and heat. Keep the medication in its original packaging, and ensure that it is tightly closed when not in use. Do not store it in the bathroom. Keep Fexofenadine out of reach of children and pets.
• Disposal: Dispose of expired or unused Fexofenadine tablets properly according to local regulations or guidelines. Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Check with your pharmacist or local waste disposal facility for the proper disposal method.

In case of emergency/overdose

In case of an overdose or emergency involving Fexofenadine, seek immediate medical attention or contact a poison control center right away. Overdose symptoms may include dizziness, drowsiness, dry mouth, and fast or irregular heartbeat. If someone collapses or has trouble breathing after taking Fexofenadine, call emergency services immediately.

What other information should I know?

• Avoid drinking fruit juices such as grapefruit, orange, or apple juice while taking Fexofenadine, as they may decrease the absorption of the medication.
• Fexofenadine may cause drowsiness or dizziness in some individuals. Avoid driving, operating machinery, or performing tasks that require alertness until you know how the medication affects you.
• Inform your doctor about all medications you are currently taking, including prescription, over-the-counter, herbal, or dietary supplements, to prevent potential drug interactions.
• Keep all appointments with your doctor and laboratory while taking Fexofenadine. Your doctor may need to monitor your response to the medication or perform periodic tests.
• If you have any questions or concerns about Fexofenadine or its usage, consult your healthcare provider or pharmacist for guidance.