Feverex

Feverex Uses, Dosage, Side Effects, Mechanism of Action, How Long Does it Take to Work? Feverex is a brand name. Its generic name is Paracetamol + Caffeine.

Introduction

Feverex is a combination drug used for different types of pain and to reduce fever. It belongs to the group of drugs called analgesics and antipyretics. It is an over-the-counter medication available in multiple forms such as tablets, capsules, liquids, suspensions and injections.

Uses of Feverex

Feverex is commonly used for relief from mild to moderate pain, such as headaches, muscle aches, dental pain, menstrual cramps, and flu. It is also used for reducing fever and as a nighttime sleep aid.

Mechanism of Action

Paracetamol is a centrally acting analgesic and antipyretic. It works by inhibiting the synthesis of substances called prostaglandins in the brain and spinal cord. These prostaglandins are involved in the transmission of pain signals to the brain. Caffeine works by constricting the blood vessels and increasing the pain threshold, thus decreasing the pain perception in the brain.

How Long Does It Take To Work?

Feverex usually starts to work within 20-30 minutes when taken orally. Its effect can last up to 6 hours.

Absorption

Feverex is rapidly and nearly completely absorbed from the gastrointestinal tract.

Route of Elimination

Feverex is primarily eliminated through the kidneys, where it is metabolized to inactive metabolites which are then excreted in the urine.

Dosage

The usual dose of Feverex is one or two tablets or capsules every 4-6 hours. The maximum dose in 24 hrs is 8 tablets or capsules. It is advised to not exceed the maximum dose as it can cause side effects.

Administration

Feverex should be taken orally, with or without food. It can be taken with a glass of water.

Side Effect

  • Nausea
  • Vomiting
  • Stomach pain
  • Headache
  • Dizziness
  • Rash

Toxicity

Overdose of Feverex can lead to serious side effects such as liver and kidney damage. Taking more than the recommended dose can also cause poisoning and can be fatal.

Precaution

  • Patients with liver or kidney disease, asthma, high blood pressure, or heart diseases should not use Feverex
  • Women who are pregnant or breastfeeding should avoid the use of this medication.

Interaction

Feverex can interact with other medications, such as anticoagulants and antidiabetic drugs, and increase the risk of side effects. It can also interact with alcohol and increases the risk of liver damage.

Disease Interaction

Feverex can interact with certain conditions and worsen the symptoms, such as liver or kidney disease, asthma, high blood pressure, and heart diseases.

Drug Interaction

Feverex can interact with other drugs and increase the risk of side effects. These drugs include anticoagulants, diuretics, and antidiabetic drugs.

Food Interactions

Foods such as alcohol, grapefruit juice, caffeine-containing drinks, and spicy foods may interact with Feverex and increase the risk of side effects.

Pregnancy Use

Feverex should be avoided during pregnancy, as its safety has not yet been established.

Lactation Use

It is not recommended to take Feverex while breastfeeding, as its safety has not yet been established.

Acute Overdose

Acute overdose of Feverex can cause severe symptoms such as nausea, vomiting, abdominal pain, drowsiness, sweating and confusion. It can also lead to liver and kidney damage.

Contraindication

Feverex should not be taken in case of hypersensitivity to any of its components. Also, it is contraindicated in patients with certain medical conditions such as liver or kidney diseases, asthma, high blood pressure, and heart diseases.

Use Direction

As recommended by the doctor, Feverex should be taken every 4-6 hours for relief from pain or fever. It can be taken with or without food.

Storage Condition

Feverex should be stored at room temperature away from direct sunlight, moisture, and heat. Keep out of reach of children.

Volume of Distribution

The volume of distribution of Feverex is not known.

Half Life

The half life of Feverex is 3-4 hours.

Clearance

The clearance of Feverex in the body is not known.

Here you find in details version of Feverex

Some Frequently Asked Questions About Feverex

What is Feverex?

Feverex is a combination of two over-the-counter medications used to relieve pain and fever. Paracetamol is an analgesic used to reduce the feeling of pain and Caffeine is a stimulant that can help improve alertness.

What are the most common side effects of Feverex?

The most common side effects of Feverex include nausea, drowsiness, headache, dizziness, restlessness, and confusion.

Can I take Feverex if I am pregnant?

Pregnant women should not take Feverex, unless it is prescribed by their doctor.

Is Feverex safe to take for extended periods of time?

It is not recommended to take Feverex for extended periods of time, as long-term use may lead to an increased risk of side effects and drug interactions.

Can I take Feverex to help me stay awake?

No, it is not recommended to take Feverex for the purpose of staying awake or increasing alertness.

What is the recommended dosage for Feverex?

The recommended dosage for Feverex is 500mg to 1000mg of paracetamol, and up to 200mg of caffeine.

Can I take Feverex together with other medications?

Patients should consult their healthcare provider before taking Feverex with other medications, as drug interactions may occur.

What are the most common drug interactions associated with Feverex?

Drug interactions may include an increased risk of nausea, stomach pain, and appetite loss when taken with other medications such as birth control pills, antacids, and antibiotics. It is important to consult a healthcare provider before taking medications together.

Can I take Feverex if I have Liver Disease?

Patients with liver damage or disease should not take Feverex, as it can interfere with the body's ability to metabolize the active ingredients.

Can Feverex cause stomach pain?

Feverex can cause stomach pain, nausea, and vomiting if taken in high doses or if taken with other medications that can cause digestive issues.

How quickly does Feverex start to work?

The effects of Feverex start to take effect within one hour of taking the medication.

What is the maximum daily dose of Feverex?

The maximum daily dose of Feverex is not recommended beyond 2000mg of paracetamol and 400mg of caffeine.

Can I take Feverex if I have a history of dehydration?

Patients with a history of dehydration should seek medical advice before taking Feverex, as the caffeine may lead to dehydration.

What are the risks of taking too much Feverex?

Risks of taking too much Feverex include nausea, vomiting, confusion, fatigue, and liver damage. It is important to stick to the recommended dosage for best results.

What should I avoid while taking Feverex?

Patients should avoid alcohol consumption while taking Feverex, as it can increase the risk of side effects.

Can I combine Feverex with other over-the-counter pain relievers?

It is not recommended to take Feverex with other over-the-counter pain relievers as this increases the risk of side effects and drug interactions.

Can Feverex cause addiction?

No, Feverex is not known to cause addiction like other pain relievers.

Does Feverex interact with other substances?

Feverex may interact with certain substances, such as alcohol, tranquilizers and other medications, and cause an increased risk of severe side effects.

How often can I take Feverex?

It is recommended to take no more than two doses of Feverex in a 24-hour period, with at least 4 hours in between each dose.

How long does Feverex stay in your system?

The active ingredients in Feverex typically stay in your system for 4 to 6 hours.

Can I take Feverex for a headache?

Yes, Feverex can be taken for a headache. However, it is recommended to seek medical advice if the headache persists for more than 48 hours.

Can Feverex cause insomnia?

Yes, Feverex can cause insomnia if taken too close to bedtime.

Can I take Feverex if I have asthma?

Patients with asthma should consult their healthcare provider before taking Feverex, as the caffeine may trigger asthma symptoms.

Can I take Feverex if I have a heart condition?

Patients with a heart condition should consult their healthcare provider before taking Feverex, as the caffeine may cause an increase in heart rate and blood pressure.

Are there any natural alternatives to Feverex?

Yes, there are many natural alternatives to Feverex, such as ginger, turmeric, and capsaicin. Herbal teas such as chamomile and peppermint can also relieve pain and promote relaxation.

Can I take Feverex if I am diabetic?

Patients with diabetes should consult their healthcare provider before taking Feverex, as the caffeine may affect blood sugar levels.

What should I do if I take too much Feverex?

If a patient takes too much Feverex, they should seek medical advice immediately, as it can cause serious health issues including liver damage.

Can I take Feverex for inflammation?

No, Feverex is not recommended for the relief of inflammation.

Are there any foods that should be avoided while taking Feverex?

It is recommended to avoid foods high in caffeine such as chocolate, tea, and coffee while taking Feverex.

Can I take Feverex if I have a stomach ulcer?

Patients with a stomach ulcer should consult their healthcare provider before taking Feverex, as it may worsen the condition.

Are there any side effects associated with long-term use of Feverex?

Yes, long-term use of Feverex may cause an increased risk of side effects such as stomach pain, nausea, dizziness and liver damage.

Can I take Feverex if I am breastfeeding?

It is not recommended to take Feverex while breastfeeding, as the active ingredients may pass into breast milk and affect the baby.

Can I take Feverex if I have high blood pressure?

Patients with high blood pressure should consult their healthcare provider before taking Feverex, as the caffeine may affect blood pressure levels.

Is it safe to take Feverex for a migraine?

No, it is not recommended to take Feverex for a migraine, as it may not be effective.

What are the symptoms of an overdose of Feverex?

Symptoms of an overdose of Feverex may include nausea, vomiting, stomach pain, confusion, headache, and drowsiness.

Can I take Feverex for a cold?

No, Feverex is not recommended for the relief of cold symptoms.

Can I take Feverex if I have kidney disease?

It is not recommended to take Feverex if you have kidney disease, as the active ingredients may be difficult for the body to process.

Can I take Feverex if I am allergic to aspirin?

It is not recommended to take Feverex if you are allergic to aspirin, as the active ingredients may cause an allergic reaction.

Are there any foods that can increase the absorption of Feverex?

Fatty foods such as fish, nuts, and avocados can help to increase the absorption of Feverex in the body.

Can I take Feverex if I have depression?

Patients with depression should consult their healthcare provider before taking Feverex, as it may worsen the symptoms.

What is the difference between Paracetamol and Feverex?

The main difference between Paracetamol and Feverex is that Feverex includes caffeine, which can help improve alertness and reduce fatigue.