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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.
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+ w3 ]: [0 A8 g6 bDr. David Butler-Jones says that of the 6.5 million people who have received the H1N1 vaccine, only 36 have had serious adverse reactions.
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; t7 B, b0 @- S/ y C"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."' z/ q4 [0 f0 s6 t' u
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More serious reactions can include life-threatening illnesses, hospitalizations, disabilities or deaths. ?( x# E4 c8 S7 ]# P- j8 u( v' ^7 C2 i
# s* d1 B, ]' n6 f' kOne 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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r& }; L! A! }1 }' pAll 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.- h% W7 T% y$ c) K/ t' a# C' M+ l5 O
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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.7 i0 J, |/ Z# a, l/ }. G f
% d6 y$ m1 P6 M) }- fMild 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.
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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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