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產地小豬暴斃率激增 專家:環狀病毒盛行

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發表於 2010-11-1 17:17:59 | 顯示全部樓層
有空看看書,開卷有益...............................我到是想請教這位前輩: 什麼是動物用藥的"第四期臨床試驗" ???
總帖子數排名︰5

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發表於 2010-11-1 18:24:24 | 顯示全部樓層
藥物的試驗主要分為4期
第一期臨床試驗:藥物第一次用到動物體的研究和尋找該藥物在動物體最適當劑量的研究
第二期臨床試驗的主要目的在評估該藥的效果和進一步了解它的毒性
第三期臨床試驗是來和對照組的治療做比較,進一步證明它的療效和安全性,而通過第三期臨床試驗,該藥物就有可能可以上市
第四期臨床試驗是屬於上市後的監測,主要在慢性副作用的追蹤,但動物用藥品或疫苗,可用於瞭解現場實際的效力

[ 本帖最後由 蘇少儀 於 2010-11-1 18:28 編輯 ]

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發表於 2010-11-1 18:34:46 | 顯示全部樓層
所以您說的是人用藥的臨床試驗吧?? 動物用藥不太一樣喔.....
總帖子數排名︰3

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發表於 2010-11-1 18:50:56 | 顯示全部樓層
原帖由 蘇少儀 於 2010-11-1 09:41 發表

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因為疫苗從開發到臨床銷售有很多門檻
所以有很多策略選擇
大家試了不就知道了嗎?
系統豬病學有談到一些 ...


那就買本........來增近一甲子的功力

過幾天有空再去匯錢吧.........

蘇老......這本書有七天鑑賞期嗎?............PP4005ig

[ 本帖最後由 貴哥 於 2010-11-1 18:55 編輯 ]
總帖子數排名︰16

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發表於 2010-11-1 19:40:45 | 顯示全部樓層

回覆 35# 貴哥 的帖子

play one...................
總帖子數排名︰5

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發表於 2010-11-1 19:40:49 | 顯示全部樓層
貴哥說有就有
又愛又怕受傷害......................
真是網路一尾虎......................哈哈...................

[ 本帖最後由 蘇少儀 於 2010-11-1 19:47 編輯 ]
總帖子數排名︰5

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發表於 2010-11-1 19:46:38 | 顯示全部樓層
原帖由 KenYu 於 1/11/2010 18:34 發表
所以您說的是人用藥的臨床試驗吧?? 動物用藥不太一樣喔.....

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而我用"第四期臨床試驗"就是上市後的試驗.並沒說是法規上的規定
就第四期臨床試驗而言,對動物用藥品的使用者意思一樣的.
獸藥的pharmacovigilance聽過吧 !!!
意思是不是一樣呢?
以下為美國的例子......................
Drug Approval Process
There are two main processes involved in regulating the interstate shipment of animal drug products.

The first process, the Investigational New Animal Drug exemption (INAD), involves the interstate shipment of experimental drugs used for testing in animals. This testing may require drugs be given to animals that will later be used to produce human food products. FDA must ensure that the food products derived from these experimental animals will be safe for human consumption.

The second process is the NADA review. It includes the evaluation of data regarding an animal drug's safety to the target animal and to humans who might consume products from the treated animal; the review also evaluates effectiveness for the purposes claimed. To be legally marketed, a new animal drug product must be approved under an NADA.

INAD and NADA sponsors usually include university researchers, contract researchers, private practitioners, drug manufacturers, and/or feed or food manufacturers in their protocols. The activities of the investigators are monitored through the bioresearch monitoring program (BIMO). The sponsor’s data generation processes are validated through on-site inspections by FDA field personnel. Reports covering laboratory practices relating to toxicology and safety research, and the functions of clinical investigators and sponsors are forwarded to CVM for evaluation.

A sponsor must conduct certain tests to show that a drug is safe for the target animal, has the intended effect, and that edible products derived from treated animals are safe for human consumption. If animals receiving an investigational drug are to be slaughtered for consumption, authorization to do so is needed from the FDA. These animals must be slaughtered in a Federally-inspected facility. The USDA, in coordination with the FDA, provides for a USDA inspector to monitor the slaughter of research animals intended for human consumption.

Usually, the drug approval process begins with the sponsor submitting a request for an exemption to use a particular substance for experimental purposes. CVM can grant this under an INAD. Once an INAD exemption has been granted according to the requirement of the FFDCA, the sponsor must do the following:

  • Assure the proper and safe packaging and labeling of investigational drugs.
  • Report the names and locations of investigators to whom drugs are shipped.
  • Maintain records of all drug shipments and of all reports received from investigators.
  • Notify FDA immediately if a safety problem is observed.
  • Notify FDA or USDA prior to slaughter of animals treated with the investigational drug.
  • Request a categorical exclusion from an Environmental Assessment.
  • Submit individual completed technical sections (such as target animal safety, effectiveness, human food safety, freedom of information (FOI), and labeling) for "phased review" under the INAD, or, submit the entire requirements for approval in one submission as an NADA.
An "original" NADA (the initial application for approval of a new animal drug) should contain all of the following information: a signed copy of the FDA 356V (New Animal Drug Application), and a well-organized summary of the information in the application.
http://www.fda.gov/AnimalVeterinary/DevelopmentApprovalProcess/NewAnimalDrugApplications/ucm146121.htm
美國擬上市的動物疫苗是USDA負責,人的疫苗是FDA負責
這樣分類動物用藥品及疫苗的上市前及上市後臨床試驗和PRRSV想成PCV2那一個比較像是張冠李戴呢?
不過還是謝謝你提問題................
你提得愈多 ,可以看的資料愈多
開卷有益

[ 本帖最後由 蘇少儀 於 2010-11-2 13:55 編輯 ]

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發表於 2010-11-1 21:50:43 | 顯示全部樓層
佩服! 佩服!  那麼我便再請教: 動物用藥的"第四期臨床試驗" 通常要做多久? 有何結果?

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發表於 2010-11-1 22:00:12 | 顯示全部樓層
原帖由 貴哥 於 2010-11-1 18:50 發表


那就買本........來增近一甲子的功力

過幾天有空再去匯錢吧.........

蘇老......這本書有七天鑑賞期嗎?............PP4005ig


今天拿到書稍微翻了一下
內容不錯蠻充實的
作者有下過功夫做整理    表格看了一目了然
看過對於疾病的防治會比較有概念
算物超所值了    省了做筆記的功夫

如果要挑缺點的話    大概就是沒圖吧......
封面那個樣子本來以為會有典型圖片可以看
總帖子數排名︰5

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發表於 2010-11-2 13:21:16 | 顯示全部樓層
原帖由 monkeyb307 於 1/11/2010 22:00 發表


今天拿到書稍微翻了一下
內容不錯蠻充實的
作者有下過功夫做整理    表格看了一目了然
看過對於疾病的防治會比較有概念
算物超所值了    省了做筆記的功夫

如果要挑缺點的話    大概就是沒圖吧......
封 ...

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感謝指正
坊間已有許多本圖文並茂的書
這本書的目的是在協助大家建立觀念
觀念對了,做起事來就不會繞路
這是節省成本觀念之一
繞路可能會有新的心得,但是投資報酬率..........................
疾病診斷交給專業獸醫師及實驗室吧!!!
封面的圖是介紹大家現今實驗室的診斷技術
吃飯的時候看,不會影響食慾.................哈哈!!!
口蹄疫爆發期間的相關新聞在午餐時播放
豬價馬上打對折....................
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對了,電影臥虎藏龍裡面有一對師徒的相處很有意思
師父(碧眼狐狸)是文盲,徒弟(玉嬌龍)是官家子女,識字
有一天師父奪得一本武功秘笈,麻煩的是師父是文盲,所以就拿給徒弟,要徒弟唸給她聽
師父按圖片練,徒弟看得懂圖又看得懂文字
師父只練成招式而徒弟不但懂招式又懂得以內力驅動招式.結果是...............................
研讀專業書籍時,除了圖片外,書中的字需要仔細的讀喔......................

[ 本帖最後由 蘇少儀 於 2010-11-6 19:42 編輯 ]
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