The present invention relates to aseptic suspensions, physically stable and injectable through a 25G needle or thinner, comprising crystalline, non- micronized 3-beta-hydroxy-5-alpha-pregnan-20-one particles, a mixture of acylglycerols and cholesterol, processes for preparing crystalline, non- micronized, 3-beta-hydroxy-5-alpha-pregnan-20-one suitable for such suspensions, as well as methods for manufacturing such suspensions.
