Patent ID: 6683070
Filing Date: 2004-01-27
Classification: A61K,Y10S

Abstract:
An aqueous suspension with excellent redispersibility which comprises a hardly soluble steroidal antiinflammatory agent together with a water-soluble polymer, whereina) the water-soluble polymer is at least one member selected from the group consisting of hydroxypropylmethyl cellulose, methylcellulose, hydroxyethylcellulose, hydroxypropylcellulose, polyvinylpyrrolidone and polyvinyl alcohol, b) a concentration of the water-soluble polymer is within a range of 0.0001 to less than 0.01% (w/v), c) a ratio of the water-soluble polymer to the hardly soluble steroidal antiinflammatory agent is 0.0005 to 0.1 part by weight of the former to 1 part by weight of the latter, and d) said aqueous suspension when redispersed is a uniform suspension without aggregation of suspended particles.