Thuốc là điện tử có an toàn tuyệt đối?

Thuoc la dien tur

CO an toan tuyet doil -» TS. BOI MINH TRANG

Tdc hgi cua thu6c Id «3i^u hay thudc la tmyen thdng ddi vdi

suic khoe con ngu6i da dugc khang djnh tir iau va ca the

gi(M da c6 r^t nhi^u n6 iiJc de cai thudc la. Mgoai cac bi$n

phdp cai thudcia b^ng thudc, chain cdu,... m6t sd ngudi da

chuydn sang dung thudc la di?n tiJt. Theo cac chuyen gia,

vi$c diing thudc la di^n ttf khOng phai la cai nghidn thudc

Id ma chi nh^m lam giam tdc hai cua hut thudc Id ma thOi.

Li$u thudc Id di^n tii cd an toan tuy^t ddi khOng, cho den

nay v^n chua c6 du co sd d^ ket ludn.

Qidi tr^ ngiy nay b^t ddu de'n vdi thuoc Id

vi cS don ho^c do chtfng doi hoSc b^t chUdc

theo h^n hh. Bdy gid thi ho diing thuSc Id

di$n tA nhiSu hdn \k thutfc Id truySn thtfng. Theo cdc

chuySn gia, hpc sinh trung hpc d My Ad diing thutfc

Id di^n til gg'p dai giOa nfim 2011 v^ 2012, trong nam

2012 cd khoiing 1,78 tri$u hpc sinh My thuT dung thutfc

Id di$n til. Diiu dd khtfng cd nghia \k hdt thutfc Id

di$n tfi: din d^n hdt thutfc Id ditfu nhung cd mtfi li&n

quan m^t thi^t giQa heu thdi quen n&y. NgUdi ta cung

ghi nh^n 70% ngUdi ldn hdt thutfc Id ctf su hit diu

tnidc tutfi 18. Stf lilcfng ngudi hdt thutfc Id di$n td ngfty

cimg tfing trong nhdm ngUdi ldn do hp ctf gSng cai

thutfc Id. Mdc dd cd nhi^u nghiSn cdu vS Snh hUdng

cda thutfc Id di^n til l&n silTc khde vk vin c6n qud sdm

d^ ktft lu$n nhimg cung dd di? li^u di Co quan QuSn

ly Dugc phim vd Thtfc phim Hoa Ky (FDA) xem xdt

ban hiuih qui dinh lidn quan.

Dtfi vdi tutfi thanh thitfu nitfn chi^ hdt thutfc thi

thutfc Id di^n td cht^ nieotin, mtft chtft gdy nghitfn

cao khitfn cho cdc chuytfn gia y ttf lo I^ g se dSn hp

dtfn hdt thutfc Id. Do'i vdi ngUdi ldn hdt thutfc Id thi

thutfc Id di$n til khtfng gdy nguy hiem vi n6 khong

chda nhdng dtfc chtft nhir thutfc Id (ngoai trif nieotin).

Theo GS. Michael B.Siegel d D^i hpc Y ttf Cdng ctfng

Boston, dd dQ dd li$u ktft lu$n thutfc Id di^n td an

toan hem thutfc Id truySn thtfng vk dtfi vdi ngudi hut

thutfc Id 83 cd v&i trd ngai khi dimg thutfc Id ditfn td

d^ cai thutfc Id. Siegel cQng cho r^ng chita du yeu to

dl kh&ng dinh titfp xdc Ifiu dai vdi thutfc Id ditfn t^ cd

tdc h^i nao khtfng vl nd cdn qud mdi mS. Mtft nghien

cClu gdn dfiy da ktft lu^in rlUig thutfc Id ditfn td khtfng

thtf gidp cai thufic ho$c giim hut thutfc.

Mtft v ^ dl khdc d$t ra vdi thutfc Id ditfn td, dd

la vitfc ngtf dtfc nieotin chda trong thutfc Id ditfn tur,

TTjudc la di^n td ngdy cdng phd bidn

khong phdi do hit thutfc vak do btf ph$n chda dich

nieotin hi thdo rdi ra. Theo ghi nhfin d Hoa K^, stf

lugng ngtf dtfc dd tfing gfip nhilu ldn trong hai nfim

gdn dfiy, nhfit lfi vdi trd em dUdi 5 tutfi. Khi titfp

xuc trUc tiep vdi dung dieh chda ntfng dtf cao nieotin

trong thutfc lfi ditfn tuT se dua dtfn tritf u ehdng ngtf dtfc

(budn ntfn, ntfn hofie nfing hdn lfi co gifit), do vfiy cdn

phdi dtf xa tdm tay tr^ em vfi cd hudng ddn sil dung

nhiing ditfu thutfc nfiy thfit ky cfing cho ngudi ldn.

Khac bitft gii7a thud'c la ditfn tu! va thud'c la

truyen thd'ng

Thutfc lfi truyin thtfng gfiy ra 5 tritfu cfii chtft mtfi

nfim. NhiJng die^u thutfc nfiy khi hdt tao ra hdn 4.000

h6a chat, mtft stf nhiing chdt nhu arson, formaldehyd,

chl ctf thtf ddn dtfn ung thu vfi mtft danh sdch dfii cdc

btfnh chtft ngudi khfic.

Thuoc Id ditfn til lfi mtft tfng ddng pin vdi kfch

thudc vfi hinh dang gitfng dieu thutfc lfi. Mtft btf ph$n

dtft gfiy nong dung dich htfn trong tao ra hdi nude

de ngudi ddng hit vfio, chinh vi v^y mfi ngUdi ta ggi

thutfc lfi ditfn tii lfi hit thutfc thay vi hut thuoc. Thutfc

la ditfn td eung tao ra hda chat nhung vdi stf lUdng

it hdn vfi ham lUOng cung it hdn so vdi thutfc lfi ditfu

truyen thtfng. Chdt nieotin trong thutfc lfi ditfn til sau

khi hit vfio se nhanh chdng dtfn nao, t^o cdm gific

thu gifin vfi giiJ thfing b^ng. Khi chat nieotin dfio

thdi khdi ed thtf thi ngUdi ta eung cdm thtfy th6m

nhu hut thuo'c lfi ditfu. Da cd mtft stf nghitfn cdu eho

thdy mtfi litfn quan giila nieotin vfi nguy co cao btfnh

tim mach, tuy nhiSn nong dtf nieotin trong thutfc lfi

ditfn tuT cung thdp hon thutfc lfi ditfu. NhtJng hda chdt

chinh ytfu khfie trong thutfc lfi ditfn til lfi propylen

glycol vfi glycerin thuc v§t, cfic chdt nfiy dUgc dung

ritfng bitft hofie ket hgp trong dung dich tao ra hoiEF

THUdC &SCfC KH6E stf 498 (15.4.2014)