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<\/p>\n\n\n\nM\u1edbi \u0111\u00e2y, C\u01a1 quan Qu\u1ea3n l\u00fd th\u1ef1c ph\u1ea9m v\u00e0 d\u01b0\u1ee3c ph\u1ea9m M\u1ef9 (FDA) \u0111\u1ec1 xu\u1ea5t thu h\u1ed3i \u0111\u0103ng k\u00fd d\u1ea7u th\u1ef1c v\u1eadt brom h\u00f3a (BVO) th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng trong n\u01b0\u1edbc ng\u1ecdt, sau khi c\u00e1c nghi\u00ean c\u1ee9u v\u1ec1 \u0111\u1ed9c t\u00ednh g\u1ea7n \u0111\u00e2y \u0111\u01b0a ra b\u1eb1ng ch\u1ee9ng b\u1ea5t l\u1ee3i.<\/p>\n\n\n\n
D\u1ea7u th\u1ef1c v\u1eadt brom ho\u00e1 (BVO) l\u00e0 m\u1ed9t h\u1ed7n h\u1ee3p ph\u1ee9c t\u1ea1p c\u1ee7a ch\u1ea5t b\u00e9o trung t\u00ednh c\u00f3 ngu\u1ed3n g\u1ed1c th\u1ef1c v\u1eadt \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u1ea3n \u1ee9ng \u0111\u1ec3 ch\u1ee9a c\u00e1c nguy\u00ean t\u1eed c\u1ee7a nguy\u00ean t\u1ed1 brom li\u00ean k\u1ebft v\u1edbi c\u00e1c ph\u00e2n t\u1eed. D\u1ea7u th\u1ef1c v\u1eadt brom h\u00f3a \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ch\u1ee7 y\u1ebfu \u0111\u1ec3 gi\u00fap nh\u0169 h\u00f3a n\u01b0\u1edbc gi\u1ea3i kh\u00e1t c\u00f3 v\u1ecb cam qu\u00fdt, ng\u0103n ch\u00fang t\u00e1ch ra trong qu\u00e1 tr\u00ecnh ph\u00e2n ph\u1ed1i. Lo\u1ea1i d\u1ea7u n\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong ng\u00e0nh c\u00f4ng nghi\u1ec7p n\u01b0\u1edbc gi\u1ea3i kh\u00e1t t\u1eeb n\u0103m 1931, n\u00f3i chung \u1edf m\u1ee9c kho\u1ea3ng 8 ppm. Ki\u1ec3m so\u00e1t c\u1ea9n th\u1eadn lo\u1ea1i d\u1ea7u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho ph\u00e9p brom h\u00f3a n\u00f3 \u0111\u1ec3 t\u1ea1o ra BVO v\u1edbi t\u1ef7 tr\u1ecdng ri\u00eang l\u00e0 1,33g \/ mL, l\u1edbn h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi n\u01b0\u1edbc (1g\/mL). Do \u0111\u00f3, lo\u1ea1i d\u1ea7u n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c tr\u1ed9n v\u1edbi c\u00e1c ch\u1ea5t t\u1ea1o h\u01b0\u01a1ng v\u1ecb \u00edt \u0111\u1eadm \u0111\u1eb7c h\u01a1n nh\u01b0 d\u1ea7u h\u01b0\u01a1ng cam qu\u00fdt \u0111\u1ec3 t\u1ea1o ra m\u1ed9t lo\u1ea1i d\u1ea7u k\u1ebft qu\u1ea3, c\u00f3 t\u1ef7 tr\u1ecdng s\u00e1nh v\u1edbi n\u01b0\u1edbc ho\u1eb7c c\u00e1c s\u1ea3n ph\u1ea9m kh\u00e1c. C\u00e1c gi\u1ecdt ch\u1ee9a trong d\u1ea7u th\u1ef1c v\u1eadt brom ho\u00e1 (BVO) v\u1eabn l\u01a1 l\u1eedng trong n\u01b0\u1edbc thay v\u00ec t\u00e1ch ra v\u00e0 n\u1ed5i tr\u00ean b\u1ec1 m\u1eb7t.<\/p>\n\n\n\n
C\u00e1c nghi\u00ean c\u1ee9u tr\u00ean \u0111\u1ed9ng v\u1eadt cho th\u1ea5y h\u1ee3p ch\u1ea5t n\u00e0y c\u00f3 th\u1ec3 t\u00edch t\u1ee5 t\u1eeb t\u1eeb trong m\u00f4 m\u1ee1 c\u1ee7a ch\u00fang ta. Brom c\u0169ng c\u00f3 kh\u1ea3 n\u0103ng c\u1ea3n tr\u1edf i-\u1ed1t th\u1ef1c hi\u1ec7n qu\u00e1 tr\u00ecnh t\u1ed5ng h\u1ee3p hormone tuy\u1ebfn gi\u00e1p \u0111\u1ec3 h\u1ed7 tr\u1ee3 s\u1ef1 t\u0103ng tr\u01b0\u1edfng v\u00e0 ph\u00e1t tri\u1ec3n. Do \u0111\u00f3, nhi\u1ec1u c\u01a1 quan y t\u1ebf tr\u00ean th\u1ebf gi\u1edbi \u0111\u00e3 ho\u00e0i nghi v\u1ec1 r\u1ee7i ro c\u1ee7a ch\u1ea5t nh\u0169 h\u00f3a n\u00e0y trong nhi\u1ec1u th\u1eadp k\u1ef7. M\u1ed9t s\u1ed1 qu\u1ed1c gia bao g\u1ed3m \u1ea4n \u0110\u1ed9, Nh\u1eadt B\u1ea3n v\u00e0 c\u00e1c n\u01b0\u1edbc thu\u1ed9c Li\u00ean minh ch\u00e2u \u00c2u (EU) \u0111\u00e3 ban h\u00e0nh l\u1ec7nh c\u1ea5m ch\u1ea5t n\u00e0y. Bang California c\u1ee7a M\u1ef9 h\u1ed3i th\u00e1ng 10 c\u0169ng \u0111\u00e3 c\u1ea5m ch\u1ea5t n\u00e0y b\u1eb1ng m\u1ed9t \u0111\u1ea1o lu\u1eadt c\u00f3 hi\u1ec7u l\u1ef1c v\u00e0o n\u0103m 2027.<\/p>\n\n\n\n
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Nh\u1eefng lo ng\u1ea1i v\u1ec1 s\u1ee9c kh\u1ecfe khi s\u1eed d\u1ee5ng th\u1ef1c ph\u1ea9m c\u00f3 ch\u1ee9a th\u00e0nh ph\u1ea7n d\u1ea7u th\u1ef1c v\u1eadt brom ho\u00e1 (BVO)<\/strong><\/p>\n\n\n\n Brom c\u00f3 th\u1ec3 g\u00e2y k\u00edch \u1ee9ng da v\u00e0 ni\u00eam m\u1ea1c, ch\u1eb3ng h\u1ea1n nh\u01b0: Ni\u00eam m\u1ea1c \u1ea9m c\u1ee7a m\u0169i, mi\u1ec7ng, ph\u1ed5i v\u00e0 d\u1ea1 d\u00e0y. Ti\u1ebfp x\u00fac l\u00e2u d\u00e0i v\u1edbi th\u00e0nh ph\u1ea7n brom trong lo\u1ea1i d\u1ea7u n\u00e0y c\u00f3 th\u1ec3 g\u00e2y ra c\u00e1c tri\u1ec7u ch\u1ee9ng th\u1ea7n kinh nh\u01b0 \u0111au \u0111\u1ea7u, m\u1ea5t tr\u00ed nh\u1edb v\u00e0 suy gi\u1ea3m kh\u1ea3 n\u0103ng c\u00e2n b\u1eb1ng ho\u1eb7c ph\u1ed1i h\u1ee3p. Trong qu\u00e1 kh\u1ee9, c\u00e1c tri\u1ec7u ch\u1ee9ng n\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c th\u1ea5y khi s\u1eed d\u1ee5ng m\u00e3n t\u00ednh mu\u1ed1i bromua l\u00e0m thu\u1ed1c ng\u1ee7. Nh\u1eefng lo\u1ea1i thu\u1ed1c n\u00e0y kh\u00f4ng c\u00f2n \u0111\u01b0\u1ee3c b\u00e1n r\u1ed9ng r\u00e3i \u1edf M\u1ef9. \u0110\u00e3 c\u00f3 b\u00e1o c\u00e1o v\u1ec1 nh\u1eefng ng\u01b0\u1eddi b\u1ecb m\u1ea5t tr\u00ed nh\u1edb v\u00e0 c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 da v\u00e0 th\u1ea7n kinh sau khi u\u1ed1ng qu\u00e1 nhi\u1ec1u (h\u01a1n 2 l\u00edt m\u1ed7i ng\u00e0y) soda c\u00f3 ch\u1ee9a d\u1ea7u th\u1ef1c v\u1eadt brom ho\u00e1 (BVO). M\u1eb7c d\u00f9 \u00edt ng\u01b0\u1eddi c\u00f3 kh\u1ea3 n\u0103ng u\u1ed1ng m\u1ed9t l\u01b0\u1ee3ng l\u1edbn nh\u01b0 v\u1eady, nh\u01b0ng m\u1ed1i quan t\u00e2m v\u1eabn t\u1ed3n t\u1ea1i b\u1edfi v\u00ec brom d\u01b0\u1eddng nh\u01b0 t\u00edch t\u1ee5 trong c\u01a1 th\u1ec3.<\/p>\n\n\n\n Tr\u01b0\u1edbc \u0111\u00f3, theo b\u00e1o c\u00e1o c\u1ee7a FDA, m\u1ed9t nghi\u00ean c\u1ee9u \u1edf Anh v\u00e0o nh\u1eefng n\u0103m 1970 cho th\u1ea5y brom t\u00edch t\u1ee5 trong m\u00f4 con ng\u01b0\u1eddi v\u00e0 \u0111\u1ed9ng v\u1eadt c\u00f3 t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 tim v\u00e0 h\u00e0nh vi. Theo \u00f4ng James Jone, Ph\u00f3 \u1ee6y vi\u00ean FDA chia s\u1ebb, BVO c\u00f3 trong th\u1ef1c ph\u1ea9m c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c thay th\u1ebf b\u1eb1ng nhi\u1ec1u th\u00e0nh ph\u1ea7n kh\u00e1c v\u00e0 \u0111i\u1ec1u n\u00e0y \u0111\u00e3 tr\u1edf n\u00ean r\u1ea5t ph\u1ed5 bi\u1ebfn t\u1ea1i M\u1ef9. Tuy nhi\u00ean, \u0111\u1ec1 xu\u1ea5t c\u1ee7a FDA v\u1eabn c\u1ea7n tr\u1ea3i qua m\u1ed9t qu\u00e1 tr\u00ecnh c\u00e2n nh\u1eafc k\u00e9o d\u00e0i v\u00e0 l\u1ec7nh c\u1ea5m c\u00f3 t\u00ednh ph\u00e1p l\u00fd kh\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u01b0a ra tr\u01b0\u1edbc \u0111\u1ea7u n\u0103m 2024.<\/p>\n\n\n\n Khi l\u1ef1a ch\u1ecdn c\u00e1c lo\u1ea1i \u0111\u1ed3 u\u1ed1ng \u0111\u00f3ng chai\/lon, ng\u01b0\u1eddi d\u00f9ng n\u00ean ki\u1ec3m tra nh\u00e3n th\u00e0nh ph\u1ea7n v\u00e0 kh\u00f4ng u\u1ed1ng m\u1ed9t l\u01b0\u1ee3ng l\u1edbn \u0111\u1ed3 u\u1ed1ng c\u00f3 ch\u1ee9a d\u1ea7u th\u1ef1c v\u1eadt brom ho\u00e1 (BVO). T\u1ed1t h\u01a1n h\u1ebft, h\u00e3y c\u1eaft gi\u1ea3m v\u00e0 h\u1ea1n ch\u1ebf t\u1ea5t c\u1ea3 \u0111\u1ed3 u\u1ed1ng c\u00f3 \u0111\u01b0\u1eddng. Thay v\u00e0o \u0111\u00f3, h\u00e3y ch\u1ecdn nh\u1eefng l\u1ef1a ch\u1ecdn l\u00e0nh m\u1ea1nh h\u01a1n, ch\u1eb3ng h\u1ea1n nh\u01b0: N\u01b0\u1edbc, s\u1eefa \u00edt b\u00e9o v\u00e0 th\u1ec9nh tho\u1ea3ng u\u1ed1ng m\u1ed9t ly n\u01b0\u1edbc \u00e9p tr\u00e1i c\u00e2y nguy\u00ean ch\u1ea5t 100%.<\/p>\n\n\n\n