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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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8 d5 D* D! t) T; Q; uDr. 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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"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.", A1 T4 b# k% r! L! D& H
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More serious reactions can include life-threatening illnesses, hospitalizations, disabilities or deaths.
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% [2 U! Z" Y2 Y4 ]/ m) J. GOne 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.; N! A* H7 u% f9 j. p
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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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Mild 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.9 x, D0 {- k3 Y- J$ t# Q% t; t# l6 X, s Q
p2 L) o: w: O# P' G+ G. M. \The federal government says it will list adverse reactions to the H1N1 vaccine on its www.fightflu.ca website.
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! c6 ], n3 x4 [& \* c/ GSo 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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