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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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X" y+ {. f4 }" q% f- JDr. 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."
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More serious reactions can include life-threatening illnesses, hospitalizations, disabilities or deaths.
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One 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.4 c6 F! Y/ J1 r3 A5 y0 |% [
" m) B0 F! }. W' WAll 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.' e" c' O! C. I! K
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A version of the vaccine without the booster is being held for pregnant women.& I) \! @+ z- F6 X" n# S
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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.+ j/ Q+ P4 V1 u' g+ v- w+ l* J0 _
/ V& S. w+ R* u3 P; BMild 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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# i% Y7 a A' K: r% E a# BThe 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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