MICROPARTICLES OF DICETOPIPERAZINE WITH SPECIFIC SURFACE AREAS DEFINED, DRY POWDER UNDERSTANDING THE REFERRED MICROPARTICLES, METHOD FOR FORMATION OF THE REFERENCESMICROPARTICLES AND THE FORMATION OF MICROPARTYSTEMS

摘要

diketopiperazine microparticles with specific defined surface areas, dry powder comprising said microparticles, method for forming said microparticles and forming fumaric diacetopiperazine microparticles, use of said microparticles and inhalation system are disclosed here dicetopiperazine microparticles having an area of specific surface less than approximately 67 m2 / g. the diketopiperazine microparticle may be fumaric diketopiperazine and may comprise a drug such as insulin.