Powders for inhalation

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Title: Powders for inhalation
United States Patent: 6,045,828
Inventors: Bystrom; Katarina (Genarp, SE); Nilsson; Per-Gunnar (Malmo, SE)
Assignee: Astra Aktiebolag (SE)
Appl. No.: 617918
Filed: March 20, 1996
Abstract
A proliposome powder, said powder comprising in a single phase discrete particles of a biologically active component together with a lipid or mixture of lipids having a phase transition temperature of below 37oC. and a process for the manufacture of a proliposome powder for inhalation.