Orally administered adsorbent, therapeutic agent for renal disease, and therapeutic agent for liver disease

  • US 9,877,987 B2
  • Filed: 02/24/2014
  • Issued: 01/30/2018
  • Est. Priority Date: 02/22/2013
  • Status: Active Grant
First Claim
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1. An orally administered adsorbent comprising spherical activated carbon,wherein the spherical activated carbon is composed of carbon, hydrogen, nitrogen, and oxygen atoms,wherein the nitrogen atom content is not less than 0.5 wt % and not more than 4.4 wt %, and the carbon atom content is not less than 88.2 wt % and not more than 95.7 wt %, of the spherical activated carbon,wherein a specific surface area determined by the Brunauer-Emmett-Teller (BET) method of spherical activated carbon is 700 m2/g to 3000 m2/g, andwherein the average particle size of the spherical activated carbon is 0.01 mm to 1 mm.

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