PGE1- CONTAINING FREEZE-DRIED PREPARATION AND PROCESS FOR THE PRODUCTION THEREOF

摘要

A preparation relating to a PGE1-containing fat emulsion with excellent qualities which is superior to the conventional ones bacteriologically or in thermal or prolonged stability. The preparation is a freeze-dried one derived from a fat emulsion which contains PGE1, an oily component, an emulsifier and water and has a liquid nature (pH value) within the neutral region. In other words, it is a PGE1-containing freeze-dried preparation characterized by containing PGE1, an oily component and an emulsifier and having a liquid nature (pH value) falling within the neutral region immediately after the reconstitution (restoration) with distilled water of pH 7.0.