<p>A drug delivery system comprising a drug container (1) containing a dose of a dry drug and having a mouth portion (2) sealed by a sealing means (3) including a packing (4), a spherical closing member (5) and a holding member (6); a solvent container (12) containing a dose of a solvent and having at either ends first and second openings (13,18) sealed by a sealing means (14), at least one sealing means for the first opening (13) of the solvent container including a packing (15), a spherical closing member (16) and a holding member (17); and a fluid-communication member (7) arranged between the mouth portion of the drug container and the first opening of the solvent container. <IMAGE></p>
