The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 02, 1988
Filed:
Jul. 29, 1985
Yasushi Nishimura, Tokyo, JP;
Kureha Kagaku Kogy Kabushiki Kaisha, Tokyo, JP;
Abstract
Disclosed is a pharmaceutical composition having an antidotal activity, which in dosage unit form is capable of adsorbing exogenous or endogenous toxins in the gastrointestinal tract of a patient without disintegration of said pharmaceutical composition and without causing the patient to become constipated. The active ingredient comprises spherical particles of an activated carbon wherein at least 85% in number of said spherical particles of activated carbon are microscopically spherical particles which have smooth and convex-curved surfaces without sharp edges. Specific physical parameters of the carbon particles include, maximum to minimum diameter ratios of 1.0 to 1.3, diameters of 0.05 to 2.0 mm and pore cavity volume of not more than 0.5 cc/g determined in the range of pore-radius of 5000 to 75,000 .ANG.. Dosage unit forms included, capsules, tablets, and aqueous slurries.