FDA confirms Chiron flu vaccine is unusable
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WASHINGTON - The Food and Drug Administration said Friday that flu vaccine manufactured in Britain by Chiron Corp. is not usable. The announcement ended hopes that at least some batches of the vaccine were salvageable.
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The US made a special exception on Tuesday to purchase as many as 4 million doses of flu vaccine not licensed for use in the US. The Food and Drug Administration authorized the use of GlaxoSmithKline influenza
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The Food and Drug Administration is unlikely to clear Chiron Corp.&#39;s influenza vaccine for US use this flu season, Dr. Lester Crawford, the agency&#39;s acting commissioner, said Friday.
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US regulators were trying to decide whether to allow the release of 48 million doses of Chiron Corp.&#39;s flu vaccine when British authorities stepped in to block the company from shipping the vaccine, FDA officials said on
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U.S. health regulators sent a  warning letter to Chiron Corp. detailing manufacturing  violations at a British flu vaccine plant and demanding more  information on plans to fix problems that wiped out half of the  U.S. flu shot supply this year.
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FinancialWire) The British government delivered a major blow to the U.S. health prospects this winter when it shuttered Chiron's ( CHIR ) flu vaccine shipments, leaving a significant shortage that sent U.S. ...
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U.S. regulators want Chiron Corp. to  tell them how they are going to fix contamination problems at a  British vaccine plant that wiped out half the U.S. flu shot  supply this year, the company said on Friday.
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The US Department of Health and Human Services calls the loss of the flu vaccine made by Chiron Corp. a &quot;serious challenge&quot; to the nation&#39;s vaccine supply.
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Shares of Chiron Corp. (CHIR.O) fell 7 percent before the market open on Friday, a day after the biopharmaceutical company said it is delaying shipment of its flu vaccine, Fluvirin, because lots containing 4 million vaccines do not meet product sterility standards.
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US health officials shut the door Friday on the possibility of any flu vaccine from Chiron&#39;s troubled British plant ever reaching the United States this year.
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Chiron Corp.  is being investigated by a federal grand jury after failing to deliver its flu vaccine this year because regulators did not consider it safe.
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Chiron Corp. CHIR.O is being  investigated by a federal grand jury after failing to deliver  its flu vaccine this year because regulators did not consider  it safe.
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The United States last night branded the entire flu vaccine output of a Liverpool factory unsafe for distribution. Inspectors from the US Food and Drug Administration have rejected all of the 48m doses at the plant, run by the Californian company Chiron.
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This year&#39;s unexpected shortage of flu vaccine was a result of vaccine doses becoming contaminated during production. On October 5th, Chiron Corporation, a California-based biotechnology
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The suspension of Chiron Corp.&#39;s license to manufacture vaccines in England - including an influenza vaccine that is a critical part of the United States&#39; protection against flu â-as been continued until early April, British health authorities said
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A federal grand jury is investigating  Chiron Corp.'s CHIR.O failure to deliver vaccine for the  coming flu season, the company disclosed on Tuesday.
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Federal regulators reportedly found manufacturing problems at Chiron&#39;s flu-vaccine plant in England last year similar to those that led British authorities to shut down the facility last week.