Antiflu 75 Mg

Last Updated on 05/07/2026 ✔ Medically Reviewed by Dr. Arjun Srivastav

What is Antiflu 75 mg?

Antiflu 75 mg is an antiviral medicine used to treat and prevent influenza (flu) and swine flu (H1N1). It contains Oseltamivir 75 mg.

Antiflu 75mg helps to fight the flu. It is an antiviral medicine that people take to treat issues like influenza and swine flu. When taken, it helps to get rid of signs like-

• Runny nose
• Sore throat
• Cough
• Chills
• Headache

Antiflu is also helpful to treat fever in the patient that occurs with flu. This medicine helps control symptoms of the flu.

✓ Manufacturer:

• Cipla Ltd is the manufacturer of Antiflu 75 mg.

✓ Composition:

• Active ingredient: The main ingredient in Antiflu 75mg is Oseltamavir Phosphate.
• Pill colour and shape: The medicine comes in a white colour and is round or oval.

✓ Onset Of Action:

• When You First Notice It: The medicine starts to show up in your blood within 30 minutes.
• When It Is the Strongest: The medicine reaches its levels in your body, about 3 to 4 hours after you take the first dose of the medicine.
• Time to feel better: People usually start to feel a little better, about 24 to 36 hours after they start taking the medicine.
• How it helps: On average, it makes the flu last about 1 to 1.5 days less long as people take the first dose within 48 hours of getting sick with the flu.

Uses of Antiflu 75

Antiflu 75 (Oseltamivir 75 mg) is an antiviral medicine used mainly for influenza (“flu”) infections.

• Used to treat influenza A and influenza B

Helps reduce symptoms like:

• • Fever
  • Body ache
  • Cough
  • Weakness
• Shortens flu duration when started early (within 48 hours)
• Used to prevent flu after exposure
• Given that someone in close contact has the flu
• Helpful during flu outbreaks or seasonal infection spread
• Works best when taken within 48 hours of symptoms
• It is not a painkiller or an antibiotic
• It specifically targets the influenza virus

How Antiflu 75 mg Australia Works

Antiflu 75 mg (Oseltamivir) is an antiviral medicine used for influenza (flu), including seasonal flu and H1N1 (“swine flu”).

Its action is based on stopping the flu virus from spreading inside the body.

• The influenza virus enters the body and infects respiratory cells
• To spread, the virus uses an enzyme called neuraminidase
• Antiflu 75 blocks this enzyme
• This prevents new virus particles from leaving infected cells

👉 Result: the virus cannot spread easily, and the infection becomes weaker and shorter

✓ The “Exit Block”:

Antiflu 75 is like a trap for the flu virus. When the flu virus gets inside a cell, it makes many copies of itself.

The flu virus needs to get out of that cell so it can infect cells. To do this, the flu virus uses a helper called neuraminidase.

✓ Blockage of the enzyme:

If we can stop this help, then the flu virus is in trouble. Oseltamavir is a medicine that stops neuraminidase from working.

When neuraminidase is stopped, the new flu virus particles cannot break free from the cell that is infected with the flu virus.

Therefore, the flu virus particles are stuck inside the cell. The flu virus is. The flu virus cannot infect other cells.

Dosage of Antiflu: 75 mg

1. Standard Adult Dosage (13 Years And Older)

For adults and adolescents with normal kidney function:

✓ For Treatment:

You should take one 75mg capsule in the morning. One 75mg capsule at night for 5 days.

Note: Antiflu 75 is really important to start the treatment as soon as you can, ideally, within 48 hours of when your symptoms start.

✓ For prevention:

After exposure, you take one 75mg capsule a day for 10 days.

Note: The doctor usually prescribes this if you have been close to someone who is infected.

2. Adjustments And Special Cases

✓ Kidney Function:

If you have kidney problems, the doctor will probably give you a smaller dose of the medicine, like 30mg or tell you to take it less often, like a 75mg dose that is not every day.

✓ Children:

For kids, between one and twelve years old, the doctor figures out how much medicine to give based on how much they weigh, not how old they are.

If kids have trouble swallowing pills, the doctor might give them a version of the medicine instead.

Benefits of Antiflu 75 mg Australia:

✓ It Helps You Feel Well Sooner:

Antiflu 75 can make the flu last for a shorter time, which is about one day less. For some people, this means they can go back to work or do things one day earlier.

✓ It Makes You Less Likely to Get Very Sick:

This medicine is good at lowering the chance of getting infections when you have the flu.

✓ Higher success rate:

The flu vaccine has a high success rate. Some studies that the Australian health department uses show that it can be up to 90 per cent effective in stopping cases of the flu when there is an outbreak.

✓ Outbreak control:

When it comes to controlling outbreaks, the flu vaccine is what Australian experts consider the best way to manage the flu in nursing homes and other places where older people live, like residential aged care facilities.

✓ Reduces Viral Shedding:

When you take the medication, you are reducing the amount of flu virus that you put into the air and onto things around you.

This really helps to protect the people you care about, like your family, co-workers, and the community at large,e from getting the flu from you when you have the flu.

Drug Interactions

✓ Live Attenuated Influenza Vaccine, A Nasal Spray:

• If you take Antiflu, it can stop the virus in the Live Attenuated Influenza Vaccine nasal spray from doing its job.
• The rule to keep in mind is that you should not get the nasal-spraying Live Attenuated Influenza Vaccine within two weeks before or forty-eight hours after taking Antiflu.

✓ Probenecid (Gout Medication):

• Probenecid can slow down how your kidneys get rid of Antiflu from your body, which can roughly double the amount of Probenecid and Antiflu in your blood.

✓ Clopidogrel

• A blood thinner might slightly reduce how well Antiflu works. Doctors still often let people take them together, though.

✓ Kidney Medications:

• Since Antiflu is cleared through the kidneys, you should tell your doctor if you are taking any Kidney Medications that affect how your kidneys work, like diuretics or water pills that help get rid of extra water, in your body.

Precautions And Warnings:

Neuropsychiatric Warning (Important For Children/Teens)

✓ Things to watch out for:

The patient might get confused all of a sudden. They might get delirium, really upset, hurt themselves or see things that are not there.

✓ What to do:

If you see any of these things happening, you should call a doctor or emergency services immediately.

Kidney Impairment

✓ Warning:

People with kidney disease or bad kidneys may need to take a smaller amount of the medicine, like 30 milligrams instead of 75 milligrams, or take it at separate times.

✓ Action:

You should tell your doctor if you have ever had kidney problems before you start taking the medicine.

Medical History & Conditions

✓ Chronic Lung or heart disease:

Doctors often give people with Chronic Lung or heart disease the medicine Antiflu. Antiflu is not enough on its own. You still need to see your doctor to check on your Chronic Lung or heart disease.

✓ Immune System Issues:

If you have many problems with your immune system, you might need to take the medicine for a time. This is because your Immune System is very weak and needs help to get better.

✓ Fructose intolerance:

Oseltamavir liquid versions have sorbitol. This is a problem for people with fructose intolerance.

Pregnancy And Breastfeeding

✓ Pregnancy:

The flu is extra risky for women who are pregnant.

✓ Breastfeeding:

A tiny bit of the medicine gets into breast milk. Doctors usually say it is okay. You should still talk to your doctor or a pharmacist in Australia first.

When Not To Use:

✓ With severe allergic side effects:

You should not take Antiflu if you are allergic to it or have had a bad allergic reaction before, like anaphylaxis.

✓ With End-Stage Renal Disease:

If the End-Stage Renal Disease patient has a Creatinine clearance of more than 10 mL/min, it is not a promising idea for them to take this.

The reason is that there is no information about what happens to End-Stage Renal Disease patients in this situation.

✓ Non-Influenza Illnesses:

Antiflu is not an antibiotic. It is also not a medicine that works against all viruses.

✓ Newborns:

You should not give Antiflu to babies who are less than 2 weeks old unless a specialist tells you to do so.

Storage And Disposal:

• Store at room temperature (below 25°C)
• Keep in a dry place away from moisture and heat
• Protect from direct sunlight
• Keep in the original blister pack until use
• Store out of reach of children and pets
• Do not store in bathroom or near kitchen sink (humidity can damage capsules)

✓ Safe Disposal

• Do not flush medicines into the toilet or drain
• Do not throw directly into household garbage without protection
• Use pharmacy medicine take-back programs if available in Australia
• If no take-back option is available:
  • Mix capsules with undesirable substances (like coffee grounds or dirt)
  • Place in a sealed bag/container before disposal

Where to Buy Antiflu 75 mg in Australia?

You can use a reliable website like australiarxmeds.com for discreet delivery in Australia.

You can order Antiflu 75 online from pharmacies. Make sure you only buy from verified and licensed sources to ensure authenticity and safety.