 鲜花( 0)  鸡蛋( 0)
|
Top doctor says very few adverse reactions to H1N1 vaccine; ?, V- R! D) a/ Y& l% t: |9 X! l/ p
(CP) – 6 hours ago. H5 R" F$ ?6 {6 U) c' E
& m$ y9 X" d% r. j9 z; `' L! B0 I
OTTAWA — The country's chief public health officer says few Canadians have suffered serious side effects from the swine-flu shot.
4 @4 J" y; m+ B% h. B! x+ d$ v
" z- J# }, p7 v- z8 }6 qDr. David Butler-Jones says that of the 6.5 million people who have received the H1N1 vaccine, only 36 have had serious adverse reactions.) D! ?1 M* ~9 v; W- j ~1 Q
/ f. x: _* P9 U"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."
d; g# {$ Y: G3 P# @+ A& F' t- s, G3 F/ }6 s1 N0 q4 `
More serious reactions can include life-threatening illnesses, hospitalizations, disabilities or deaths.
: Z* \! b" R6 p
! P4 s; n3 f* @1 p7 WOne 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.
2 O) e' F- z! [: O; f ?$ l1 M, Y N+ O# t3 q8 |
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.
" a2 {( k, u* p) ^/ h2 }$ n( w$ j4 @# _" V% Z6 B' r
A version of the vaccine without the booster is being held for pregnant women.0 H! ~- N+ t+ b& R
1 \5 {$ K! W8 I9 D# `& q( NButler-Jones said the serious side effects from the H1N1 shot fall into two categories: allergic reactions, or fevers and convulsions.
8 l& k" t2 q* A7 g! ~ s/ F) F* }! Y4 G7 n4 A7 c
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., p- G* d9 @5 J7 \/ W' Z# M
9 p2 u5 i! p1 X8 Q! {7 ^
The federal government says it will list adverse reactions to the H1N1 vaccine on its www.fightflu.ca website.
# U5 M3 r6 H" D9 m
. R% W" p E6 @$ gSo far, 198 people have died of swine flu. By comparison, seasonal flu kills between 4,000 to 8,000 Canadians each year. |
|