A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
A61K 49/04 (2006.01)
Patent
CA 2161434
Disclosed are x-ray contrast compositions for oral or retrograde examination of the gastrointestinal tract comprising a polymeric material in combination with a divalent cation capable of forming a coating on the gastrointestinal tract and iodinated polymeric, water-insoluble beads having a particle size of from about 0.01 to about 1000µ wherein said iodinated polymeric beads comprise a polymer containing repeating units of formula (I) wherein A is a repeating organic unit in the backbone chain of the polymer; and X is an organic moiety containing or iodinated aromatic group and a hydrophilic group, said moiety having an iodine content within the range of from about 40 to about 80 weight percent based on the molecular weight of X, in a pharmaceutically acceptable carrier.
Fetherstonhaugh & Co.
Nycomed Imaging As
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