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TAMIFLU 75MG CAP

Tamiflu 75Mg Cap
Uses and Benefits

Uses and Benefits

Tamiflu 75Mg capsule is an antiviral neuraminidase inhibitor medicine used for the treatment and prophylaxis of infection with influenza viruses A and B. It is predominantly used to relieve symptoms associated with allergic rhinitis, fever, chills, tiredness, body aches, cough and nasal congestion such as stuffy nose, runny nose. However, the uses mentioned here are not comprehensive, there may be other conditions for which the medication may be used upon your doctor’s discretion.

Composition

Composition

The active ingredient of Tamiflu capsule is Oseltamivir (75mg).

Mechanism of Action of Drugs

Mechanism of Action of Drugs

Oseltamivir exerts its antiviral activity by inhibiting the influenza virus enzyme – neuraminidase found on the surface of virus, which allows viruses to penetrate uninfected cells in the body and induce or spread influenza infection.

Contraindications and Cautions

Contraindications and Caution

Patients with following conditions are suggested to seek advice from their healthcare professionals before using Tamiflu capsule.

  • Hypersensitivity to any of the ingredients used in the capsule formulation.
  • Severe hepatic impairment
  • Caution:
  • Respiratory disease
  • Chronic cardiac disease
  • Renal impairment
  • Immunocompromised patients
  • Children
  • Pregnancy and lactation
Side Effects

Side and Adverse Effects

The following side effects may or may not occur during the usage of Tamiflu capsule. It is usually well tolerated when taken in the recommended dosage guidelines. More common side effects include:

  • Nausea
  • Vomiting
  • Abdominal pain
  • Bronchitis
  • Vertigo
  • Dizziness
  • Insomnia
  • Diarrhea
  • Cough
  • Headache
  • Fatigue
  • Unstable angina
  • Gastrointestinal bleeding
  • Anaemia
  • Dermatitis, ear disorders, otitis media in children

Rare but more serious adverse effects may include:

  • Dyspepsia
  • Fulminant hepatitis or hepatic failure
  • Pneumonia
  • Pyrexia
  • Sinusitis
How to Use

How to Use

Take the capsule as instructed by your doctor. Avoid missing or forgetting the dose, if you do, take the Tamiflu capsule as soon as remember, however if its almost time for your next dose, skip the previous dose and take it according to your normal scheduled time.

Continue to use Tamiflu capsule until completion of the maximum amount prescribed, even though the symptoms disappear after medicine has begun. Stopping the medication too early can allow the growth of the virus to begin, which can lead to an infection relapse.

Tamiflu capsule can be taken on an empty stomach. If significant stomach upset occurs, it could be taken with food. The capsule is usually taken not more than 2 times a day.

Overdosage

Avoid taking medicine more than the prescribed dosage. If you notice any unusual or abnormal reactions after taking the capsule, promptly seek medical attention. Depending on the dosage of Tamiflu capsule, symptoms vary in individuals, you may experience one or more of the following symptoms:

  • Haemorrhagic or pseudomembranous colitis
  • Anaphylaxis and skin reactions
  • Epidermal necrolysis
  • Neuropsychiatric events: Abnormal behaviour, hallucinations
  • Hepatic failure
Warnings and Precautions

Warnings and Precautions

Use this capsule only on the advice of medical practitioner. Dose adjustments or complete avoidance of the Tamiflu capsule may be required in the following conditions:

Kidney:

Caution is advised among people with kidney problems. Close monitoring of kidney function and adjustments of dose of the medicine may be needed based on the clinical condition of the patient. If you have any renal problems, it is highly recommended that you consult doctor before the consumption of this capsule.

Liver:

Caution is advised among people with liver problems. Dose adjustments of the Tamiflu capsule may be needed. If you have any hepatic problems, it is highly recommended that you consult doctor before the consumption of this medicine. However, use of this medicine is not suggested in patients with moderate to severe liver diseases. Any symptoms such as nausea, fever, dark urine etc should be reported to your doctor immediately.

Pregnancy:

Tamiflu capsule might be risky to use during pregnancy. Despite the fact that there are limited studies in human beings, animal studies have shown effects on the developing baby. It is recommended that you consult your doctor before consuming this medicine.

Lactation:

The medicine is likely unsafe to use for nursing mothers. Limited human data suggests that the medication may pass into the breastmilk and harm the infant. Consult your doctor immediately if the baby shows signs of increased sleepiness, breathing problems or difficulty in breast feeding.

Alcohol:

Excessive alcohol consumption may increase the elimination and reduce the absorption of the active ingredients in the capsule. There are no known interactions with Tamiflu capsule but if found any symptoms of abnormal reactions after taking the medicine, should be reported to your doctor immediately.

Driving:

Tamiflu capsule may decrease alertness, cause impaired judgement, affect your vision and make you feel dizzy, light headedness, so do not drive, operate heavy machinery or involve in any works which may demand your attention or physical strength.

Food:

There are no known food interactions with Tamiflu capsule.

Drug Interactions:

Alert your doctor if you are taking Tamiflu capsule with any of the below medicines:

  • Methotrexate
  • Entecavir
  • Influenza virus vaccine H1N1
  • Probenecid
  • Tafamidis
  • Warfarin

Inform your doctor or pharmacist if you are taking any other medicines which includes over-the-counter drugs, herbal tonics, supplements and medicines that you buy without a prescription.

Precautions
  • Do not use this capsule post the expiry date
  • Do not use this medication for durations longer than suggested by your doctor
  • Store at room temperature (20-30 degree Celsius)
FDA Pregnancy Category

FDA Pregnancy Category

Category C: Animal reproduction studies have shown an adverse effect on the fetus and there are no adequate and well-controlled studies in humans, but potential benefits may warrant use of the drug in pregnant women despite potential risks.


Drug Composition information
What is Oseltamivir for:

This medication is a neuraminidase inhibitor, prescribed for the treatment and prevention of flu. It suppresses the activity of the neuraminidase enzyme, which is responsible for the spread of the virus from an infected cell.

How does Oseltamivir work:

Oseltamivir works to harm the virus and fight the infection

How should Oseltamivir be used:

To gain the most benefit, do not miss doses. Use as you have been told, even if you are feeling better. Start this drug within 2 days of flu signs (these include fever, cough, headache, feeling tired, weak muscles, or sore throat). Take with or without food. Take with food if it causes an upset stomach. Drink lots of noncaffeine liquids unless told to drink less liquid by your doctor.

Common side effects of Oseltamivir :

Feeling dizzy. Rise slowly over a few minutes when sitting or lying down. Be careful climbing. Belly pain. Upset stomach or throwing up. Many small meals, good mouth care, sucking hard, sugar-free candy, or chewing sugar-free gum may help. Loose stools (diarrhea). Headache. Feeling tired or weak.

What do I do if I miss a dose

Skip the missed dose and go back to your normal time. Do not take 2 doses at the same time or extra doses.

What precautions should I take when taking Oseltamivir :

If you have an allergy to oseltamivir or any other part of this drug. Tell your doctor if you are allergic to any drugs. Make sure to tell about the allergy and what signs you had. This includes telling about rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other signs.

When do I need to seek medical help

If you think there was an overdose, call your local poison control center or ER right away. Signs of a very bad reaction to the drug. These include wheezing; chest tightness; fever; itching; bad cough; blue or gray skin color; seizures; or swelling of face, lips, tongue, or throat. Very bad problems with how you act. Change in thinking clearly and with logic. Very upset stomach or throwing up. Any rash. Side effect or health problem is not better or you are feeling worse.

Can I take Oseltamivir with other medicines:

Sometimes drugs are not safe when you take them with certain other drugs and food. - Taking them together can cause bad side effects. - Be sure to talk to your doctor about all the drugs you take.

Are there any food restrictions

Avoid Alcohol

How do I store Oseltamivir :

Store in a cool, dry place away from the reach of children. - Medicines must not be used past the expiry date.

Pregnancy Category

Category C : Animal reproduction studies have shown an adverse effect on the fetus and there are no adequate and well-controlled studies in humans, but potential benefits may warrant use of the drug in pregnant women despite potential risks.

Therapeutic Classification

Antivirals


Frequently Asked Questions

Frequently Asked Questions

What is the use of Tamiflu 75Mg capsule?

Tamiflu 75Mg capsule is an antiviral neuraminidase inhibitor medicine used for the treatment and prophylaxis of infection with influenza viruses A and B. It is predominantly used to relieve symptoms associated with allergic rhinitis, fever, chills, tiredness, body aches, cough and nasal congestion such as stuffy nose, runny nose.

Can we take this medicine daily?

Take the medicine exactly as prescribed by your doctor for the dosage and duration.

How many Tamiflu capsules can be taken in a day?

Take the medicine exactly as prescribed by your doctor for the dosage and duration. Most recommended dose is two capsules per day.

What are the side effects of this medicine?

The capsule is well tolerated when taken in prescribed dosage guidelines. Most common side effects include nausea, vomiting, abdominal pain, bronchitis, vertigo, dizziness, insomnia, diarrhea, cough, headache, fatigue, unstable angina, gastrointestinal bleeding, anaemia and dermatitis, ear disorders, otitis media in children. Its use may also lead to extreme but uncommon side effects such as dyspepsia, fulminant hepatitis or hepatic failure, pneumonia, pyrexia, sinusitis.

Does this medication make you sleepy?

Tamiflu capsule may decrease alertness, cause impaired judgement, affect your vision and make you feel dizzy, difficulty in concentration, fatigue, light headedness, do not drive, operate heavy machinery or involve in any works which may demand your attention or physical strength.

When should I take the medicine?

Use the medicine exactly as prescribed by your doctor for the dosage and duration. If you have been prescribed to take one dose each day, take it in the morning. If you have been prescribed two doses each day, take one in the morning and one in the evening.

 

Is this medicine harmful for health?

Tamiflu capsule is usually well tolerated when taken in the recommended dosage guidelines. Over dose of the medicine may lead to haemorrhagic or pseudomembranous colitis, anaphylaxis and skin reactions, epidermal necrolysis, neuropsychiatric events such as abnormal behaviour, hallucinations and hepatic failure.

Can we take this on empty stomach or should take it with food?

The capsule can be taken on an empty stomach. If significant stomach upset occurs, it could be taken with food.

What are the precautions I need to follow while taking the Tamiflu capsule?

If you ever had impaired kidney function, liver impairment or heart disease, let your doctor know before taking this medicine. Inform your doctor about all the medicines you take to ensure that you are healthy. Caution is advised among patients with severe hepatic impairment, respiratory disease, chronic cardiac disease, renal impairment, immunocompromised patients, children, pregnancy and lactation.

Can I give this medicine to a child?

If used according to the directions given by your doctor, it is safe to be used by children.

How long does the effect of medicine last?

The duration of time for which this medicine remains active in the body is clinically not determined.

Can I take this medicine during pregnancy?

Tamiflu capsule might be risky to use during pregnancy. Despite the fact that there are limited studies in human beings, animal studies have shown effects on the developing baby. It is recommended that you consult your doctor before consuming this medicine.

At what time can I take the medicine?

To get the most benefits, take the medicine preferably at the same time every day and you should not quit unless your doctor suggests.

Can I take this capsule without a doctor’s prescription?

No, do not take the medicine without doctor’s prescription.

Is it okay to drink alcohol while I am using this medicine?

Excessive alcohol consumption may increase the elimination and reduce the absorption of the active ingredients in the capsule. There are no known interactions with Tamiflu capsule but if found any symptoms of abnormal reactions after taking the medicine, should be reported to your doctor immediately.

How to store the medicine?

Store the medicine at room temperature (15-30 degree Celsius) in a cool and dry place. Keep the capsule according to the instructions mentioned on the pack or label. Store the medicine in the container or the pack it came in, tightly closed.

 

If I have trouble swallowing this capsule, can I mix it in water and drink?

Tamiflu capsule is designed to be swallowed with water. If you take them in a way they weren’t intended to be used, you could experience an overdose if the active constituent enters the blood stream too quickly. Alternatively, if it enters your body too slowly, it may never achieve a high enough concentration to be completely functional.

 

For how long should I take the medicine?

Take the medicine as prescribed by your doctor. Do not stop taking the medicine before completion of the course or without consulting your doctor. Stopping the medication too early can allow the growth of the virus to begin, which can lead to an infection relapse.

By when should I start seeing results of the medicine?

The duration of time required for this medicine to show its action in the body is 1-3 hours. You will start to feel better in 1-2 days after taking the capsule. But continue to use the medicine until completion of the maximum amount prescribed, even though the symptoms disappear after medicine has begun.

What are the alternate medicines to Tamiflu 75Mg capsule?

Olsevir 75Mg Capsule

Fluvir 75Mg Capsule

Natflu 75Mg Capsule

Starflu 75Mg Capsule

Fluvia 75Mg Capsule

Note: All the above information is for reference purpose only. It is always recommended that you consult a medical professional to be sure.

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