GSK says science does not link pandemic H1N1 flu vaccine to sleep disorder
LONDON: British drugmaker GSK stated on Thursday that its earlier flu pandemic vaccine, which used among the identical elements as COVID-19 vaccines at the moment beneath growth, was not linked to an increase in circumstances of the sleep dysfunction narcolepsy.
A spokesman for GSK stated the “science has moved on” since issues had been raised about hyperlinks between narcolepsy and its H1N1 vaccine, referred to as Pandemrix, which was developed throughout the flu pandemic 10 years in the past. He stated proof now suggests the hyperlink is to the H1N1 flu virus itself, not the vaccine.
Previous research in a number of international locations, together with Britain, Finland, Sweden and Ireland, the place GSK’s Pandemrix vaccine was used within the 2009/2010 flu pandemic, had advised its use was linked to a major rise in circumstances of narcolepsy in kids.
In an announcement to Reuters, the corporate stated out there scientific information recommend that “the uncommon prevalence of narcolepsy throughout the 2009/10 flu pandemic was triggered by the physique complicated a protein within the wild kind H1N1 flu virus with a human protein related in regulating the sleep cycle.”
It stated research additionally confirmed spikes in circumstances of narcolepsy in unvaccinated populations throughout that interval.
“Because it’s believed that this uncommon prevalence was particular to the wild kind H1N1 flu virus, it’s extremely unlikely that there can be any implications for a future COVID-19 vaccine,” GSK stated.
Narcolepsy is an incurable, lifelong dysfunction that disrupts regular sleep-wake cycles and causes extreme nightmares and daytime sleep assaults that may strike at any time.
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