| abstract |
A solid, water-dispersible, delayed-release particulate composition comprising: a matrix composition, a relatively small amount of an active ingredient insoluble in and uniformly distributed through the matrix composition, the matrix composition comprising: a normally solid, slowly water soluble or slightly water soluble salt selected from the group consisting of alkali metal and calcium phosphates, citrates, tartrates and carbonates, and hydrates thereof, and readily cold water soluble bulking agent. |