A portable device for cutting a capsule which has been filled with a drug formulation is configured to allow for the accurate alignment of the capsule in the capsule holder and includes a blade shaped to cut the upper portion of the capsule so as to open and dispense the drug formulation without any spillage, and the cut end is disposed capably without falling back in the medication. The device operates accurately with different capsule sizes, even with smaller capsule size when dose content is low, and provides a reliable and precise technique for splitting capsules.