Adsorbent for an oral administration, and agent for treating or preventing renal or liver disease
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United States of America Patent
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May 14, 2013
Grant Date -
Feb 21, 2008
app pub date -
Apr 4, 2005
filing date -
Apr 2, 2004
priority date (Note) -
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Abstract
An adsorbent for an oral administration, comprising a spherical activated carbon wherein an average particle diameter is 50 to 200 μm, a specific surface area determined by a BET method is 700 m2/g or more, and a bulk density is less than 0.54 g/mL is disclosed. The adsorbent for an oral administration has a high adsorbability, and is capable of adsorbing a large amount of toxins during a retention period in an intestine, and of remarkably increasing an adsorption amount of compounds having a large molecular weight.
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