ZANAMIVIR is an antiviral medicine. It is used to prevent and treat flu infections caused by influenza A or B virus. It will not work for colds, other types of flu, or other viral infections. Compare neuraminidase inhibitors.

Relenza Latest News

Get the latest updates on this drug from the GoodRx medical team

One Day Flu Cure is Approved in Japan. Here’s When it Will be in the U.S.

Roni Shye - February 26, 2018

This flu season has been rough for patients, doctors, pharmacies, employers, and almost everyone else.

Getting a yearly flu shot is the best way to prevent yourself from getting the seasonal flu according to the Centers for Disease Control and Prevention (CDC). However, as with most things in life, getting a flu shot does not 100% guarantee that you will not get the flu.   

But, there is good news. You may find relief in knowing that Shionogi Inc. See More

Tamiflu Prescriptions Reveal Shocking Flu Trend

Tori Marsh - February 11, 2018

In what appears to be the worst flu epidemic in years, prescriptions for Tamiflu (oseltamivir) are soaring – outpacing last year’s prescriptions by a factor of 10 or even 14 times higher this year in some states, with a nationwide rate that is more than 5 times higher than last year.

According to a GoodRx analysis of a nationally representative sample of US prescriptions, pharmacy fills for Tamiflu, the most popular medication to treat the flu, are increasing, with some notable geographic variations. See More

Here’s How To Save on Tamiflu This Flu Season

Tori Marsh - February 02, 2018

This year’s flu season is in full swing, and it’s bad. High flu activity has been reported in all states except for Hawaii and flu season is only halfway over. Prescriptions for Tamiflu (oseltamivir) are 6 times higher nationwide than a year ago, with reported shortages in some cities, according to the FDA.   

Between missed work, doctors visits, and medical costs, the flu can get expensive. Tamiflu is the most commonly prescribed treatment for the flu, but it’s not cheap. See More

How to Get Thru the Flu

Roni Shye - November 30, 2016

If you have ever had the flu, you know just how down and out you can feel. Besides feeling like a zombie, the most common symptoms of the flu include chills, fever, cough, sore throat, muscle or body aches, headache or vomiting and diarrhea.

With flu season peaking as early as December, it’s important to know the common signs and symptoms, and what can be done to decrease your days spent sick and in bed. See More

Is Tamiflu the Best Flu Med? What Are My Options?

Dr. Sharon Orrange - January 08, 2015

This year’s flu vaccine was disappointing in its coverage of the influenza strains making folks sick. Because of this, we may have to rely instead on the antiviral medications used to treat influenza. Influenza medications are moderately effective for reducing the duration and severity of influenza when started at the onset of symptoms. These antiviral meds also help reduce the duration of viral shedding, important for limiting spread from person to person. See More

Ten Important Facts to Know for Flu Season 2014-2015

Dr. Sharon Orrange - November 21, 2014

It’s been a quiet influenza season so far—very quiet. It’s November and Los Angeles, for example, has seen almost no flu activity. This is good but failing to prepare may mean preparing to fail so though we are inundated with info about the flu, here are 10 flu facts you may not know:

  1. During the month of October, there has been almost no flu activity in Los Angeles County (LAC) and across the country.
  2.  See More

Shortage of Liquid Tamiflu

Elizabeth Davis - January 09, 2014

There is currently a shortage of liquid Tamiflu, the oral suspension form of the flu treatment for children and adults who have trouble swallowing the capsule. The shortage, according to manufacturer Genentech, is due to high demand, and liquid Tamiflu should be back relatively quickly—by the end of the month according to the posting with the FDA.

The capsules are still available in all strengths (30 mg, 45 mg, and 75 mg), and in an emergency, they can be used to make a compounded liquid mixed by your pharmacist  or healthcare provider. See More

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