Resolve Lagwagon Rar here. Co-processing excipient is an excipients mixture containing more than one excipient and not prepared by simple physical mixing. These materials are formulated with co-crystallization, co-grinding, co-precipitation, spray drying and common solvent evaporation techniques. Matto Mods For Farcry. The physical properties such as particle size, shape, density may differ from one excipient to another excipient and results segregation and non uniformity. In case of co-processed excipients, the physical properties are well controlled. The time required for process validation can be reduced and process optimization is simplified. One of the excipient usually contributes major amount and the other component is incorporated in to the main component to attribute other beneficial properties.