In order to achieve a dual rotation drug feeder that has a simple structure and is easy to clean, this drug feeder 10 is provided with an annular first rotating body 20 which has a placement surface 23 for placing a drug and which can rotate about a first rotation axis, a second rotating body 30 which is provided in a set position inside that of the first rotating body 20 in a state capable of rotating about a second rotation axis inclined from the first rotation axis and which conveys a drug on the placement surface 23, regulating members 71, 72 which arrange the drug on the placement surface 23, and multiple support members 40 which, by the first rotating body 20 and the second rotating body 30 being placed thereupon, support the first rotating body 20 and the second rotating body 30 from below. The multiple support members 40 include a drive member 55 which rotationally drives the first rotating body 20 and the second rotating body 30.