王先生46歲，5年前因風濕性心臟病，置換心臟人工瓣膜。 【題組】77.今天要拔牙，為避免發生心內膜炎，下列敘述何者錯誤？
(A)王先生應接受預防性抗生素
(B)建議口服amoxicillin 2 g
(C)於拔牙前30~60 mins 服藥
(D)拔牙後繼續口服amoxicillin 1 g q12h，共三天
王先生46歲，5年前因風濕性心臟病，置換心臟人工瓣膜。 【題組】77.今天要拔牙，為避免發生心內膜炎，下列敘述何錯誤？ (A)王先生應接受預防性抗生素 (B)建議口服amoxicillin 2 g (C)於拔牙前30~60 mins 服藥 (D)拔牙後繼續口服amoxicillin 1 g q12h，共三天
REF:UpToDate Endocarditis, prophylaxis (dental or invasive respiratory tract procedures) (off-label use): Oral: 2 g 30 to 60 minutes before procedure; if inadvertently not given prior to the procedure, may be administered up to 2 hours after the procedure. Note: Reserve for select situations (cardiac condition with the highest risk of adverse endocarditis outcomes and procedure likely to result in bacteremia with an organism that can cause endocarditis) (AHA [Wilson 2007]; AHA [Wilson 2021]). 預防心內膜炎：amo 2g 術前30-60分鐘給；若術前忘記給，術後2 hr內補給2g，不需要再吃3...
REF:UpToDate Endocarditis, prophylaxis (dental or invasive respiratory tract procedures) (off-label use):Oral:2 g 30 to 60 minutes before procedure; if inadvertently not given prior to the procedure, may be administered up to 2 hours after the procedure. Note: Reserve for select situations (cardiac condition with the highest risk of adverse endocarditis outcomes and procedure likely to result in bacteremia with an organism that can cause endocarditis) (AHA [Wilson 2007]; AHA [Wilson 2021]). 預防心內膜炎：amo 2g 術前30-60分鐘給；若術前忘記給，術後2 hr內補給2g，不需要再吃3天
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