Medicine straw and assembling method thereof

The invention discloses a medicine straw and an assembling method thereof, and belongs to the technical field of filler tubes. The medicine straw comprises a straw body, wherein a filtering device is arranged at a water inlet of the straw body, a sealing cover is arranged at a water outlet of the straw body, an area for placing medicines is formed in a part, between the filtering device and the sealing cover, of the straw body, the filtering device comprises a filter element and an outer ring, the filter element is embedded in the outer ring, a particle size of the medicines is larger than an aperture of a filter screen of the filter element, and when the straw is used, the filtering device is placed in water, the sealing cover is opened, the medicines are directly sucked, the internal medicines directly enter an oral cavity along with water flow, and the purpose of drinking the medicines is achieved. The medicine straw is ingenious in design, high in medicine feeding and taking efficiency, suitable for diffe