Ostovir Capsule is an antiviral medicine used to treat and prevent influenza (flu) as well as, swine flu (H1N1 virus). It helps to relieve the symptoms of the flu virus infection like a stuffy or runny nose, sore throat, cough, body aches, tiredness, headache, fever, and chills.Ostovir Capsule prevents the flu virus from spreading inside the body. Influenza, commonly known as flu is an infection caused by a virus. This medicine should be taken only when prescribed by a doctor. It should be used in the dose and duration as advised by your doctor. It can be taken with or without food, although taking it with food can reduce the chance of feeling or being sick (nausea or vomiting).Do not skip any doses and finish the full course of treatment even if you feel better. Stopping the medication too early may result in a relapse of the infection or failure to protect you from the flu.Some common side effects include nausea, vomiting, stomach pain, and diarrhea. These side effects mostly occur after the first dose of the medicine and will usually stop as treatment continues. Please consult your doctor if these side effects persist for a longer duration.Before taking it, tell your doctor if you have problems with your heart, liver or kidneys. Avoid drinking alcohol as it may increase your risk of liver damage. Pregnant or breastfeeding mothers should consult their doctor before using this medicine.
Written by: Shubham Kumar Singh, B pharmacy
Reviewed by: Dr. Jay Faldu, MBBS
Last updated on: 24-06-2025
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Ostovir Capsule is an antiviral medicine used to treat and prevent influenza (flu) as well as, swine flu (H1N1 virus). It helps to relieve the symptoms of the flu virus infection like a stuffy or runny nose, sore throat, cough, body aches, tiredness, headache, fever, and chills.Ostovir Capsule prevents the flu virus from spreading inside the body. Influenza, commonly known as flu is an infection caused by a virus. This medicine should be taken only when prescribed by a doctor. It should be used in the dose and duration as advised by your doctor. It can be taken with or without food, although taking it with food can reduce the chance of feeling or being sick (nausea or vomiting).Do not skip any doses and finish the full course of treatment even if you feel better. Stopping the medication too early may result in a relapse of the infection or failure to protect you from the flu.Some common side effects include nausea, vomiting, stomach pain, and diarrhea. These side effects mostly occur after the first dose of the medicine and will usually stop as treatment continues. Please consult your doctor if these side effects persist for a longer duration.Before taking it, tell your doctor if you have problems with your heart, liver or kidneys. Avoid drinking alcohol as it may increase your risk of liver damage. Pregnant or breastfeeding mothers should consult their doctor before using this medicine.
Treatment of Influenza (flu)
In Treatment of Influenza (flu)Influenza is a viral infection that attacks your respiratory system (nose, throat and lungs). It is often called the flu. Ostovir Capsule helps to prevent the spread of the infection by restricting the movement of infection causing viruses into uninfected parts of the body from the infected ones. Take Ostovir Capsule as prescribed by the doctor to get maximum benefit.
Side effects of Ostovir Capsule The majority of side effects typically do not necessitate medical intervention. and disappear as your body adjusts to the medicine. Doctor consultation is advised if they persist or if you�re worried about them Common side effects of Ostovir Nausea Vomiting Abdominal pain Diarrhea
How to use Ostovir Capsule Follow your doctor's guidance regarding the dose and duration of this medication. Ostovir Capsule can be taken it with or without food, although it's advisable to take it consistently at the same time.
How Ostovir Capsule works Ostovir Capsule is a neuraminidase inhibitor. It inhibits neuraminidase (influenza virus enzyme) that helps the viruses to enter into uninfected cells of the body to cause or spread influenza infection in the body. This is how it works against the virus to treat influenza (flu).
Alcohol
Consult your Doctor: Please consult your doctor regarding the safety of consuming alcohol with Ostovir Capsule . Experts have not found evidence of alcohol impairing the effectiveness of the medicine.
Pregnancy
Ostovir Capsule may be unsafe to use during pregnancy. Although there are limited studies in humans, animal studies have shown harmful effects on the developing baby. Your doctor will weigh the benefits and any potential risks before prescribing it to you. Doctor consultation is advised.
Breast feeding
Ostovir Capsule is probably safe to use during breastfeeding. Limited human data suggests that the drug does not represent any significant risk to the baby.
Driving
Ostovir Capsule does not usually affect your ability to drive.
Kidney
Ostovir Capsule should be used with caution in patients with kidney disease. Dose adjustment of Ostovir Capsule may be needed. Doctor consultation is advised.
Liver
Ostovir Capsule should be used with caution in patients with severe liver disease. Dose adjustment of Ostovir Capsule may be needed. Doctor consultation is advised.Limited information is available on use of Ostovir Capsule in these patients. No dose adjustment is recommended in patients with mild to moderate liver disease.
If a dose of Ostovir Capsule is missed, take it promptly. However, if your next dose is approaching, skip the missed dose and resume your regular schedule. Avoid doubling the dose.
Store in a cool and dry place, and keep the temperature below 30�C
Ostovir Capsule helps in the treatment and prevention of flu. Do not skip any doses and finish the full course of treatment even if you feel better. Stopping it early may make the symptoms of flu to come back. Take it as soon as possible, ideally within two days of starting of flu symptoms. Take it with food to avoid stomach upset. It is not a substitute for flu vaccination. You might be prescribed both by your doctor. Inform your doctor if you notice any changes in mood or behaviour, especially in children and adolescents.
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