 鲜花( 0)  鸡蛋( 0)
|
Top doctor says very few adverse reactions to H1N1 vaccine
/ f3 E# {+ P; K, n& w% i(CP) – 6 hours ago( K0 X+ c7 T( J- J9 g
0 z6 N7 F9 b! C/ _+ ?7 aOTTAWA — The country's chief public health officer says few Canadians have suffered serious side effects from the swine-flu shot.- s9 |* g) c$ t
! x# p4 L* T& K! O5 w+ }
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.$ R. \. m+ ~ W& V/ j3 u
) ]8 \( l4 t; R4 @% A4 o; X"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."
" p. T8 {4 Z. g8 ` o8 K8 l+ x4 a! d6 P
More serious reactions can include life-threatening illnesses, hospitalizations, disabilities or deaths.+ ?3 G8 K6 y9 M( F" [
3 t0 A+ {' q* a# r. O* [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 |( S- `# O$ G, u* J
6 [4 E8 B$ W- U/ L7 F8 _1 IAll 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. P9 @' h3 `) C: ~) h& f
! m( K5 D( g4 |/ h' w) {4 |3 V+ G
A version of the vaccine without the booster is being held for pregnant women.
; p" N6 |* Y) `9 g4 W" Q9 u; \+ O
; A, l6 q6 ~. [Butler-Jones said the serious side effects from the H1N1 shot fall into two categories: allergic reactions, or fevers and convulsions." S7 n% X3 o4 K/ K, {5 u
% l0 \& c5 ]# W% v! m- @9 {9 ~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 i: l6 t- d# r8 F
5 `3 v( {* n2 c6 P) E
The federal government says it will list adverse reactions to the H1N1 vaccine on its www.fightflu.ca website.
9 m- j$ u- M# C8 n+ Q" M" z" Z g+ H/ I, r! G) f: N
So far, 198 people have died of swine flu. By comparison, seasonal flu kills between 4,000 to 8,000 Canadians each year. |
|