{"id":664,"date":"2024-04-12T14:16:16","date_gmt":"2024-04-12T06:16:16","guid":{"rendered":"http:\/\/www.zenith-vn.com\/?p=664"},"modified":"2024-04-22T15:50:34","modified_gmt":"2024-04-22T07:50:34","slug":"guaifenesin-levodopa-guaifenesin","status":"publish","type":"post","link":"https:\/\/www.zenith-vn.com\/vi\/guaifenesin-levodopa-guaifenesin\/","title":{"rendered":"\u00a0Levodopa\u00a0"},"content":{"rendered":"
V\u1ebb b\u1ec1 ngo\u00e0i<\/strong><\/td>B\u1ed9t tinh th\u1ec3 m\u00e0u tr\u1eafng ho\u1eb7c g\u1ea7n nh\u01b0 tr\u1eafng.<\/td><\/tr>
PH<\/strong><\/td>4.5 -7.0<\/td><\/tr>
S\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a gi\u1ea3i ph\u00e1p  <\/td> \u0110\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u.<\/td><\/tr>
D-dopa<\/td><0,5%<\/td><\/tr>
CloKim lo\u1ea1i n\u1eb7ng\u00a0<\/strong><\/td>\u00a010ppm<\/td><\/tr>
T\u1ed5n th\u1ea5t khi s\u1ea5y<\/strong><\/td>\u00a0\u00a0.0%<\/td><\/tr>
Nh\u1eefng ch\u1ea5t li\u00ean quan:<\/strong><\/td><\/td><\/tr>
Tro sunfat   <\/strong><\/td> .110,1%<\/td><\/tr>
(2S)-2-amino-3-(2,4,5-trihydroxyphenyl)propanoic<\/strong><\/td>\u00a0.110,1%<\/td><\/tr>
3-metoxy-DL-tyrosine<\/td>.210,2%<\/td><\/tr>
T\u1ea1p ch\u1ea5t kh\u00f4ng x\u00e1c \u0111\u1ecbnh<\/td>.05%<\/td><\/tr>
T\u1ed5ng t\u1ea1p ch\u1ea5t<\/td>.0%<\/td><\/tr>
x\u00e9t nghi\u1ec7m<\/strong><\/td>98.0%~ 102.0%<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

C\u1ea5u tr\u00fac ph\u00e2n t\u1eed:<\/strong><\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

C\u00f4ng th\u1ee9c ph\u00e2n t\u1eed:<\/strong>\u00a0C9<\/sub>H11<\/sub>KH\u00d4NG4<\/sub><\/p>\n\n\n\n

Tr\u1ecdng l\u01b0\u1ee3ng ph\u00e2n t\u1eed<\/strong>:<\/strong>\u00a0\u00a0197.2<\/p>\n\n\n\n

S\u1ef1 mi\u00eau t\u1ea3<\/strong>:<\/strong> B\u1ed9t tinh th\u1ec3 m\u00e0u tr\u1eafng ho\u1eb7c tr\u1eafng nh\u1ea1t, d\u1ec5 tan trong axit lo\u00e3ng, \u00edt tan trong n\u01b0\u1edbc, kh\u00f4ng tan trong ethanol, ether v\u00e0 cloroform. Kh\u00f4ng m\u00f9i, kh\u00f4ng v\u1ecb, c\u00f3 m\u00e0u \u0111en trong kh\u00f4ng kh\u00ed.<\/p>\n\n\n\n

\u1ee8ng d\u1ee5ng<\/strong><\/strong>:<\/strong>\u00a0Levodopa c\u00f3 th\u1ec3 \u0111i\u1ec1u tr\u1ecb b\u1ec7nh Parkinson v\u00e0 h\u1ed9i ch\u1ee9ng Parkinson; \u0111i\u1ec1u tr\u1ecb h\u00f4n m\u00ea gan, c\u1ea3i thi\u1ec7n ch\u1ee9c n\u0103ng trung \u01b0\u01a1ng, gi\u00fap b\u1ec7nh nh\u00e2n t\u1ec9nh t\u00e1o v\u00e0 c\u1ea3i thi\u1ec7n c\u00e1c tri\u1ec7u ch\u1ee9ng. Th\u00fac \u0111\u1ea9y gi\u1ea5c ng\u1ee7 v\u00e0 gi\u1ea3m m\u1ee1; t\u0103ng m\u1eadt \u0111\u1ed9 kho\u00e1ng x\u01b0\u01a1ng v\u00e0 \u0111\u1ea3o ng\u01b0\u1ee3c t\u00ecnh tr\u1ea1ng lo\u00e3ng x\u01b0\u01a1ng; t\u0103ng s\u1ee9c m\u1ea1nh c\u01a1 b\u1eafp v\u00e0 t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng t\u00ecnh d\u1ee5c.<\/p>\n\n\n\n

<\/p>\n\n\n\n

\u0110\u00f3ng g\u00f3i v\u00e0 l\u01b0u tr\u1eef<\/strong> <\/strong><\/strong><\/strong>: B\u1ea3o qu\u1ea3n trong h\u1ed9p k\u00edn, tr\u00e1nh \u00e1nh s\u00e1ng, b\u1ea3o qu\u1ea3n \u1edf n\u01a1i kh\u00f4 r\u00e1o, tr\u00e1nh ti\u1ebfp x\u00fac v\u1edbi nhi\u1ec7t \u0111\u1ed9 qu\u00e1 cao.<\/p>\n\n\n\n

\u0110\u01a1n h\u00e0ng t\u1ed1i thi\u1ec3u<\/strong><\/strong><\/strong>:<\/strong> M\u1ed9t g\u00f3i<\/p>\n\n\n\n

<\/p>","protected":false},"excerpt":{"rendered":"

Appearance White or almost white, crystalline powder. PH 4.5 -7.0 Appearance of solution    Meets the requirements. D-dopa <0.5% ChloHeavy metals\u00a0 \u00a0\u226410ppm Loss on drying \u00a0\u00a0\u22641.0% Related substances: Sulfated ash     \u22640.1% (2S)-2-amino-3-(2,4,5-trihydroxyphenyl)propanoic \u00a0\u22640.1% 3-methoxy-DL-tyrosine \u22640.2% Unspecified impurities \u22640.05% Total impurities \u22641.0% Assay 98.0%~ 102.0% Molecular Structure: Molecular Formula:\u00a0C9H11NO4 Molecular Weight:\u00a0\u00a0197.2 Description: White or off […]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"class_list":["post-664","post","type-post","status-publish","format-standard","hentry","category-pharmaceutical-ingredients"],"_links":{"self":[{"href":"https:\/\/www.zenith-vn.com\/vi\/wp-json\/wp\/v2\/posts\/664","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.zenith-vn.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zenith-vn.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zenith-vn.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zenith-vn.com\/vi\/wp-json\/wp\/v2\/comments?post=664"}],"version-history":[{"count":2,"href":"https:\/\/www.zenith-vn.com\/vi\/wp-json\/wp\/v2\/posts\/664\/revisions"}],"predecessor-version":[{"id":669,"href":"https:\/\/www.zenith-vn.com\/vi\/wp-json\/wp\/v2\/posts\/664\/revisions\/669"}],"wp:attachment":[{"href":"https:\/\/www.zenith-vn.com\/vi\/wp-json\/wp\/v2\/media?parent=664"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zenith-vn.com\/vi\/wp-json\/wp\/v2\/categories?post=664"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zenith-vn.com\/vi\/wp-json\/wp\/v2\/tags?post=664"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}