Title:
【発明の名称】エアロゾルキャリヤー
Document Type and Number:
Japanese Patent JP3100626
Kind Code:
B2
Abstract:
Pharmaceutical excipients useful in dry powder inhalents comprise particles having a rugosity (measured by air permeametry) of less than 1.75. The use of these carriers increases the amount of drug injested by the patient using a dry powder inhaler. The preferred excipients are crystalline sugars such as lactose which may conveniently be prepared by controlled crystallisation from an aqueous medium.
Inventors:
Gunderton, David
Nusem Mohammed, Kassem
Nusem Mohammed, Kassem
Application Number:
JP50263191A
Publication Date:
October 16, 2000
Filing Date:
January 24, 1991
Export Citation:
Assignee:
BTG International Limited
International Classes:
A61K9/00; A61K9/14; A61K47/26; A61K9/72; A61K47/36; (IPC1-7): A61K9/72; A61K47/26; A61K47/36
Domestic Patent References:
| JP5484022A | ||||
| JP63502895A |
Attorney, Agent or Firm:
Kazuo Shamoto (4 outside)