The present invention relates to a antisolvent solidification process
wherein a liquid medium comprising at least one organic or inorganic
compound which is to be solidified is forced through a membrane into one
or more antisolvents, or wherein one or more antisolvents are forced
through a membrane into a liquid medium comprising at least one organic
or inorganic compound which is to be solidified, yielding a composition
comprising solid particles comprising said organic and/or inorganic
compound(s).