Vacxin phong tieu chay phai su dung dung thoi diem

Thứ hai, 05 Tháng mười một 2007, 21:12 GMT+7

Bo Y te dua ra canh bao, tieu chay cap khong phai chi do thuc pham co nguy co cao ma con co the do yeu to khac nhu nguon nuoc. Dieu nay khien nhieu nguoi nghi toi viec su dung vac-xin de phong benh. Tuy nhien, TS Nguyen Tran Hien, Vien truong Vien Ve sinh dich te Trung uong khang dinh:

Dich tieu chay cap nguy hiem hoanh hanh


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Khong an thuc an mat ve sinh.
Theo khuyen cao cua To chuc Y te The gioi (WHO) co the su dung vac-xin phong tieu chay cap trong truong hop khan cap: tai nhung vung vung xay ra lu lut, thien tai; moi truong, nguon nuoc bi o nhiem va khong co nguon nuoc nao thay the. Tuy nhien, tiem vac-xin phong chi hieu qua khi chua co dich. Cu the, hai mui tiem cach nhau 2 tuan, den tuan thu 3 moi bat dau co khang the.

Nhu vay, khi dich da bung phat manh nhu hien nay viec thuc hien tiem vac-xin can phai tinh toan ky. Viec tiem vac-xin chi la bien phap thu yeu. Dieu can thiet nhat la nguoi dan nen thuc hien cac bien phap ma Bo Y te da dua ra la an chin, uong soi, khong an thuc an de nhiem khuan nhu mam tom, hai san tuoi song, nem chua…

Ong co the mo ta buc tranh cua dot dich tieu chay hien nay?

Trong so nhung ca benh ma Vien Ve sinh Dich te Trung uong tien hanh xet nghiem va dieu tra tai cac tinh thi mam tom la ‘’thu pham’’ chinh. Tuy nhien, tai nhieu dia phuong nguyen nhan lai do nhieu thuc pham khac nhu rau song, thuc an duong pho, gio cha, thit ga, lon,… Co the giai thich cho hien tuong nay la do nguon nuoc dung de che bien thuc an, rua rau da bi nhiem khuan. Nhu vay, buc tranh cua dot dich nay khong chi dung o mam tom ma con o cac thuc pham khac. Neu khong an chin uong soi thi kha nang lay nhiem la rat cao.

Dieu dang luu y la khong phai tat ca benh nhan nhiem khuan gay tieu chay deu co trieu chung. Chi nhung truong hop nang moi co bieu hien di ngoai lien tuc, non mua… Trong 100 nguoi nhiem khuan tieu chay cap thi 75 nguoi hoan toan binh thuong du ho van mang vi khuan trong nguoi. Trong so 25 nguoi co bieu hien trieu chung thi chi 20% co bieu hien nang.

Vac-xin tieu chay do Cong ty Vac-xin va sinh pham so 1 san xuat co phong tranh duoc khong, thua ong?

Tren thi truong hien da co vac-xin phong chong tieu chay duoc Bo Y te cap dang ky. Vac-xin do Cong ty Vac-xin va sinh pham so 1 san xuat co hieu luc dat 70%. Tuy nhien, vac-xin chi la bien phap thu yeu, co tac dung ho tro.

Xin cam on ong!


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