The invention discloses a Montelukast storage cabinet with functions of dust removing and drying. The Montelukast storage cabinet with the functions of dust removing and drying comprises a base, wherein universal wheels are fixed at all four corners of the outer wall of the bottom of the base through bolts, and a fan heater is fixed at one end of the inner wall of the bottom of the base through a bolt; the air outlet end of the fan heater is sleeved with an air outlet pipe, and an air outlet is formed in the outer wall of the top of the air outlet pipe; the inner wall of the air outlet is sleeved with an air outlet mouth, and a vacuum cleaner is fixed at the other end of the inner wall of the bottom of the base through a bolt; the air inlet of the vacuum cleaner is sleeved with a suction pipe, and an opening is formed in the outer wall of one side of the base. According to the Montelukast storage cabinet with the functions of dust removing and drying, the fan heater is controlled by adding a temperature humidity sensor and a controller, so that control over the humidity in the cabinet is facilitated, and a dry storage environment for Montelukast is ensured; the air in the cabinet can be purified by adding an air cleaner, so that the dry storage environment for Montelukast is ensured, and the storage cabinet has the functions of dust removing and drying, and is suitable for storing Montelukast.