A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
167/169
A61K 47/38 (2006.01) A61K 9/16 (2006.01) A61K 9/50 (2006.01)
Patent
CA 2021574
A rapid-releasing oral particle phamaceutical preparation with its unpleasant taste masked comprising a core and a film layer coating the core, the core at least containing a drug having an unpleasant taste and a water-swelling agent, and the film layer at least containing ethylcellulose and a water-soluble substance, the amount of the drug in the core being at most 40 % (based on the final particle preparation and so on), the amount of the water-swelling agent being about 35 % to about 70 %, the amount of ethylcellulose in the film layer being about 3 to about 11 %, and the the amount of the water-soluble substance being about 0.1 to about 0.8 times the weight of the ethylcellulose.
Fujioka Hiroshi
Makita Hirokazu
Nakamura Yasuhiko
Shirai Yoshimi
Sogo Kiyomi
Dainippon Pharmaceutical Co. Ltd.
Smart & Biggar
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