摘要 |
The present invention provides an oral grain preparation, by applying an inner coating layer of a water-soluble cellulose polymer and an outer coating of an ethylcellulose aqueous dispersion on a plain grain, comprising an anion exchange resin as an active ingredient and having a diameter of 3 to 4 mm, which is free from sliminess peculiar to cellulose and adherence of each grains in the mouth at taking, and has excellent feeling for taking without an unpleasant feeling such as caused by a large tablet. |