Fesler

Fesler Uses, Dosage, Side Effects, Mechanism of Action, How Long Does it Take to Work? Fesler is a brand name. Its generic name is Fexofenadine.

Introduction

Fesler is an antihistamine used to treat seasonal allergies, skin allergies or hives. It is available both as a prescription and an over-the-counter medication.

Uses

Fesler is used to treat the symptoms of seasonal allergies such as sneezing, runny nose, red/watery eyes, itching of the nose, throat, or eyes, hives and skin itching. It is also used to treat skin itching and hives caused by a condition called chronic idiopathic urticaria.

Mechanism of Action

Fesler is an antihistamine, which works by blocking the action of histamine, a substance in the body that causes allergic symptoms such as sneezing, itching, and runny nose. Histamine is released by the body during an allergic reaction.

How Long Does It Take to Work?

Fesler starts to work within one hour and reaches peak effect in about four hours. The effects of Fesler can last up to 24 hours.

Absorption

Fesler is quickly and completely absorbed from the gastrointestinal tract.

Route of Elimination

Fesler is metabolized in the liver and is mainly eliminated in the feces, with only a small amount (less than 10%) of the drug being excreted through urine.

Dosage

The recommended dose of Fesler for adults and children 6 years of age and older is 60mg twice daily or 180mg once daily. For children younger than 6 years of age, the recommended dose is 30mg twice daily.

Administration

Fesler can be taken with or without food. It can be taken orally, with water or other liquids. It is important to take Fesler exactly as prescribed by your healthcare provider.

Side Effects

The most common side effects reported with Fesler include drowsiness, dry mouth, nausea, and headache. More serious side effects are rare.

Toxicity

No fatalities have been reported with Fesler overdose. Overdose symptoms may include nausea, vomiting, and dizziness.

Precautions

Fesler should be used with caution in people with liver or kidney disease, as well as in people who are taking other medications.

Interactions

Fesler may interact with other medications, such as antibiotics, hypertension drugs, antidepressants, and antifungals. Patients should tell their doctor all medications and supplements they are taking to avoid interactions.

Disease Interactions

Fesler may worsen symptoms in people with kidney or liver disease, or schizophrenia.

Drug Interactions

Fesler may interact with certain medications such as antibiotics, hypertension medications, antidepressants, antifungals, and antacids. Patients should tell their doctor all medications and supplements they are taking to avoid interactions.

Food Interactions

Fesler should be taken on an empty stomach, 1 hour before or 2 hours after a meal. Grapefruit or grapefruit juice may affect the absorption of Fesler, so it should be avoided.

Pregnancy Use

Fesler has not been studied in pregnant women. Therefore, it is not recommended for use during pregnancy unless the potential benefits outweigh the potential risks.

Lactation Use

Fesler has not been studied in nursing mothers. Therefore, it is not recommended for use while breastfeeding unless the potential benefits outweigh the potential risks.

Acute Overdose

No fatalities have been reported with Fesler overdose. Overdose symptoms may include nausea, vomiting, and dizziness.

Contraindication

Fesler should not be used by people who are hypersensitive to the drug or its ingredients.

Use Direction

Fesler should be taken as directed by your doctor, typically once or twice daily with or without food. If you miss a dose of Fesler, take it as soon as you remember.

Storage Condition

Fesler should be stored at room temperature, away from direct light and moisture.

Volume of Distribution

The volume of distribution of Fesler is approximately 8.4L/kg.

Half Life

The half-life of Fesler is approximately 11 hours.

Clearance

The clearance rate of Fesler is approximately 29.9 mL/min/kg.

Here you find in details version of Fesler

Some Frequently Asked Questions About Fesler

What is Fesler?

Fesler is an antihistamine that is used to treat the symptoms of seasonal allergies, including sneezing, runny nose, and itchy or watery eyes.

Can I take Fesler if I am pregnant or breastfeeding?

Fesler is not advised to be taken by pregnant or breastfeeding women. It is advised to speak to your health care provider before taking Fesler or any other medication.

How should I take Fesler?

Fesler should be taken as directed by your doctor. It is advised to take it with a full glass of water. Do not take more or less than the prescribed dosage.

What are the possible side effects of Fesler?

The most common side effects reported with Fesler are headache, drowsiness, dry mouth, nausea, dizziness, and constipation. Contact your doctor immediately if these side effects are severe or don’t go away.

Can Fesler be taken with other medications?

It is advised to speak to your doctor before taking Fesler with any other medications, as it may interact with some medicines and cause unwanted side effects.

What should I do if I miss a dose of Fesler?

If you miss a dose of Fesler, it should be taken as soon as possible. However, if it is almost time for your next dose, skip the missed dose and continue as normal.

What should I do if I overdose on Fesler?

If you think you may have overdosed on Fesler, contact your doctor or local poison control center immediately for medical advice.

How long does it take for Fesler to start working?

Fesler usually starts to work within 1-2 hours after taking it.

How long does Fesler stay in your system?

Fesler generally has an elimination half-life of 10-14 hours, meaning that it should take about 10-14 hours for it to be completely eliminated from your system.

Does Fesler cause drowsiness?

Yes, Fesler may cause drowsiness in some people.

Does Fesler interact with any other drugs?

Fesler may interact with other drugs, including certain antibiotics, antifungals, and antacids. It is advised to speak to your doctor or pharmacist before taking any other medications along with Fesler.

Can children or teenagers take Fesler?

Fesler is not recommended for children under the age of 12. If your child is 12 or older, please talk to your doctor before giving them Fesler.

Can Fesler be taken long-term?

Fesler is not intended to be taken for longer than 3 weeks. If you have any questions about taking Fesler long-term, please speak to your doctor.

Can Fesler cause headaches?

Yes, Fesler may cause headaches in some people. If your headaches become severe or don't go away, contact your doctor.

Can I take Fesler with alcohol?

It is not advised to take Fesler with alcohol. The combination of the two may increase the risk of side effects.

What is the recommended dose of Fesler?

The recommended dose of Fesler for adults and children 12 years and older is 60 mg once daily. Your doctor may prescribe different dosages depending on your individual needs.

Can Fesler cause weight gain?

It is rare for Fesler to cause any type of weight gain. However, if you experience any changes in your weight while taking Fesler, contact your doctor.

Do I need a prescription for Fesler?

Yes, Fesler requires a prescription from your doctor.

Can Fesler be taken with other allergy medications?

Fesler can be taken with other allergy medications, but it is advised to speak to your doctor to make sure the medication combination is safe for you.

What is the difference between Fesler and Claritin?

Both Fesler and Claritin contain the same active ingredient, Fesler. The difference is that Claritin is available over-the-counter, while Fesler requires a prescription.

Are there any foods I should avoid while taking Fesler?

It is not necessary to avoid any particular food while taking Fesler. However, it is best to check with your doctor if you are unsure.

Does Fesler have any drug interactions I should be aware of?

Fesler may interact with certain medications. It is advised to speak to your doctor about any other medicines you are taking before taking Fesler.

Does Fesler cause dry mouth?

Yes, Fesler may cause dry mouth in some cases. If you experience any other serious side effects, contact your doctor immediately.

Can I take Fesler at night?

Yes, Fesler can be taken at night. However, as it can cause drowsiness, it is best to take it in the morning or early afternoon.

Are there any other antihistamines I can take instead of Fesler?

Yes, there are other antihistamines that can be used for seasonal allergies. Speak to your doctor to discuss the options.

Can I take Fesler if I have high blood pressure?

Yes, Fesler can be taken if you have high blood pressure, however it is advised to speak to your doctor before taking any medication.

Does Fesler affect birth control?

Fesler has no known effect on birth control, however it is always best to speak to your doctor before taking any medications.

Is Fesler bad for the liver?

Fesler generally does not cause any liver damage, but it is always best to speak to your doctor if you have any concerns about liver health.

Does Fesler make you sleepy?

Yes, Fesler may make some people feel sleepy. If this is the case, it is best to take it in the morning or early afternoon.

Can I take Fesler with ibuprofen?

It is not advised to take Fesler with ibuprofen, as this could increase the risk of side effects. Speak to your doctor if you need to take ibuprofen and Fesler together.

What is the maximum dosage of Fesler?

The maximum daily dose of Fesler is 180 mg. Do not take more than this without speaking to your doctor first.

Does Fesler cause constipation?

Yes, Fesler may cause constipation in some cases. If constipation becomes severe or does not go away, contact your doctor.

Is Fesler safe for long-term use?

Fesler is not intended to be used for longer than 3 weeks. If you have any questions about taking Fesler long-term, please speak to your doctor.

Can I take Fesler with loratadine?

It is not advised to take Fesler and loratadine together, as this combination could increase the risk of side effects. It is always best to speak to your doctor before taking any medications.

Does Fesler cause weight loss?

No, Fesler does not usually cause any weight loss. If you experience any changes in your weight while taking Fesler, contact your doctor for further advice.

Should I take Fesler on an empty stomach?

No, Fesler should be taken with a full glass of water. It is not advised to take it on an empty stomach.

Can I take Fesler if I have glaucoma?

Fesler can usually be taken if you have glaucoma. However, it is always best to speak to your doctor before taking any medication if you have a pre-existing condition.

Is Fesler available in generic form?

Yes, Fesler is available in generic form and can be found in most drug stores.

Can I take Fesler if I am taking other medication?

It is advised to speak to your doctor or pharmacist before taking Fesler with other medications, as some medications may interact and cause adverse side effects.

Is Fesler considered a narcotic?

No, Fesler is not considered a narcotic. It is an antihistamine that is used to treat the symptoms of seasonal allergies.

Does Fesler need to be refrigerated?

No, Fesler does not need to be refrigerated. It should be stored at room temperature in a cool, dark, and dry place.