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Top doctor says very few adverse reactions to H1N1 vaccine
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OTTAWA — The country's chief public health officer says few Canadians have suffered serious side effects from the swine-flu shot.5 m: C) ]: z9 ~3 o+ u
% Y. l+ z6 x: s9 G" {: XDr. David Butler-Jones says that of the 6.5 million people who have received the H1N1 vaccine, only 36 have had serious adverse reactions.3 h" T) l! W [% ^
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"With any vaccination campaign, we expect to see some cases of serious adverse events," he said. "They are very rare, but they are part of all mass-vaccination campaigns and we expect to see a small number of them."
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8 g+ z+ G% w% M6 l1 R7 x$ hMore serious reactions can include life-threatening illnesses, hospitalizations, disabilities or deaths.! `0 i" T" P0 L* @/ [* C0 h
( ]" c9 A# b. G& o$ g/ TOne person is believed to have died from a serious reaction to the vaccine, Butler-Jones said, but the death hasn't yet been conclusively linked to the flu shot. He said it's possible the elderly person who died suffered from an underlying condition.
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All the serious side effects came after shots of the adjuvanted vaccine, which contains a compound to boost the vaccine's potency. Butler-Jones said that's likely because the vast majority of people being vaccinated are getting the adjuvanted vaccine.
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A version of the vaccine without the booster is being held for pregnant women.# j- z/ l/ ]1 f1 x
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Butler-Jones said the serious side effects from the H1N1 shot fall into two categories: allergic reactions, or fevers and convulsions.
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3 y* g7 l d0 [' E) gMild effects, such as nausea, soreness, headaches and fever, are far more common reactions to the swine-flu shot - just as they are for all vaccines.3 y$ L [+ L( ?6 J$ n6 V
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The federal government says it will list adverse reactions to the H1N1 vaccine on its www.fightflu.ca website.
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So far, 198 people have died of swine flu. By comparison, seasonal flu kills between 4,000 to 8,000 Canadians each year. |
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