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Top doctor says very few adverse reactions to H1N1 vaccine
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6 |! \3 g0 q& d2 T+ rOTTAWA — The country's chief public health officer says few Canadians have suffered serious side effects from the swine-flu shot.+ V5 h7 ~# | v
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Dr. David Butler-Jones says that of the 6.5 million people who have received the H1N1 vaccine, only 36 have had serious adverse reactions.4 S; ?! u& b& O" v I# ]
$ R3 Q; h" [5 v5 O( z: J"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."& }5 v# g' N2 F! x L1 @3 F2 L" J
! W- ?* y' e6 Z% r1 m: GMore serious reactions can include life-threatening illnesses, hospitalizations, disabilities or deaths.
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* q: u+ R! P( p1 M# aOne 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.* E9 \- i5 f' J3 s r6 }5 S8 Z7 u
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A version of the vaccine without the booster is being held for pregnant women.
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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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" Q0 `4 J `# e4 TMild 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.. r# l8 A: p; i& r$ d3 g6 c
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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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