Chiron Gets US Subpoena on Flu Vaccine Shutdown
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Chiron Corp. is being investigated by the US Justice Department over the suspension of its flu vaccine factory in the UK because of contamination, the company said in a regulatory filing.
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Chiron Corp, one of only two flu jab suppliers to the USA, says that next year&#39;s supply may be in doubt. Health experts and business analysts have been asking for some time that the US authorities add other suppliers to their approvals list.
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A public health crisis faces the US as the influenza season begins, after US drugmaker Chiron was blocked from shipping half the expected US flu vaccines by UK regulators.
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British health authorities on Tuesday suspended the manufacturing license of flu vaccine maker Chiron Corp., a major supplier to the United States.
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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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EMERYVILLE, Calif. Officials of the Chiron corporation plan to testify before Congress about the manufacturing problems in a British factory preventing the company from releasing its flu vaccine to the public.
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Chiron Corp. won&#39;t sell any flu shots in the US this season because UK regulators shut down its only manufacturing plant, raising the threat of shortages for a second year in a row.
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Chironmakes half the US supply of flu shots. The company says it has to safety check the doses after finding contamination in some batches.
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The Justice Department has started an investigation of the Chiron Corporation, whose British factory where flu vaccine was being manufactured was shut down last week, depriving the United
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Congress started an investigation into whether the U.S. Food and Drug Administration overlooked problems at a British plant that led to the withdrawal of half the country's flu vaccine supply.
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Chiron today it received a grand jury subpoena requesting certain documents and materials related to its Fluvirin influenza vaccine.
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U.S. regulators probably would have  made the same decision as British authorities to shut down  Chiron Corp.'s flu vaccine plant if they had the same  information about manufacturing problems, the acting head of  the Food and Drug Administration said on Friday.
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U.S. regulators were trying to decide whether to allow the release of 48 million doses of Chiron Corp.'s flu vaccine when British authorities stepped in to block the company from shipping the vaccine, FDA officials said Friday.
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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.
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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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In a hearing on the national flu vaccine shortage, the House Energy and Commerce Subcommittee on Health on Thursday requested that FDA, HHS and flu vaccine manufacturer Chiron by Dec. 1 produce documents detailing
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Chiron Corp., which had to scrap its  flu vaccine this season due to contamination, said on Friday it  has received a warning from U.S. regulators in connection with  its shuttered vaccine manufacturing plant in England.