Drug – bio-affecting and body treating compositions – In vivo diagnosis or in vivo testing – X-ray contrast imaging agent
Patent
1994-04-14
1996-06-11
Hollinden, Gary E.
Drug, bio-affecting and body treating compositions
In vivo diagnosis or in vivo testing
X-ray contrast imaging agent
514 57, 514717, 514941, 514942, A61K 4904
Patent
active
055253270
ABSTRACT:
Disclosed are x-ray contrast compositions for oral or retrograde examination of the gastrointestinal tract comprising iodinated polymeric, water-insoluble beads having a particle size of from about 0.01 to about 1000.mu. wherein said iodinated polymeric beads comprise a polymer containing repeating units of the formula (I) ##STR1## wherein A is a repeating organic unit in the backbone chain of the polymer; and X is an organic moiety containing or iodinated eromatic group and a hydrophilic group, said moiety having an iodine content within the range of from about 40 to about 80 weight percent based or the molecular weight of X, in a pharmaceutically acceptable carrier comprising a cellulose derivative.
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Baker Edward J.
Illig Carl R.
Lee Robert W.
Toner John L.
Hollinden Gary E.
Sterling Winthrop Inc.
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