antiviral antiviral  /ˌæn ti ˈvaɪ rəl/


  1. (n) any drug that destroys viruses
  2. (adj) inhibiting or stopping the growth and reproduction of viruses



  1. The resistant strain is also treatable with antiviral medications other than Tamiflu; zanamivir, or Relenza, still combats all three subtypes of influenza.
  2. It also adds urgency to their preparedness plans, which include acquiring and distributing antiviral medications and a vaccine, if and when one becomes available.
  3. Health officials want to avoid overuse of the antiviral medications, because a virus can develop a resistance, making the drug ineffective.


  • Prevention Pill Cuts HIV Risk For Injecting Drug Users

    A once-a-day pill has been proven to lower the risk of getting HIV among needle-using drug addicts, just as it does among heterosexual couples and men who have sex with men. Among 2,400 injecting drug users in Bangkok, those assigned to take a daily dose of an antiviral drug Viread, or tenofovir generically, had half the risk of getting HIV over a four-year period as those who took a placebo pill.
    on June 13, 2013     Source: KERA North Texas


  1. Obama noted that the flu strain "can be defeated by a course of antiviral treatment that we already have on hand."
    on May 2, 2009 By: Barack Obama Source: Washington Post

  2. "Having a stockpile of antiviral drugs is an important part of our pandemic influenza preparedness plan," Leavitt said. "These purchases are a continuation of our aggressive multi-pronged approach to a potentially critical public health...
    on Mar 1, 2006 By: Mike Leavitt Source: Consumer Affairs

  3. "If there are many patients, we will have designated clinics that will perform checkups and monitor them and administer antiviral drugs (Tamiflu) if needed. We will require them to be quarantined at home," health secretary York Chow said.
    on May 22, 2009 By: York Chow Source: Reuters

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