The invention discloses a portable medical box, which comprises a bottom box, a first storage box and a second storage box are symmetrically arranged on two sides of the top part of the bottom box, athird storage box and a fourth storage box are respectively arranged at the top parts of the first storage box and second storage box, a motor is arranged on one side of the inner part of the bottom box, the motor is connected with a first screw rod, one end of the screw rod, away from the motor, is sleeved with a first gear, two sides of the first gear are respectively provided with a second gearand a third gear, The second gear and the third gear are both meshed with the first gear. The second gear and the third gear respectively sleeve on one ends of the second screw rod and a third screwrod, the other end of the second screw rod runs through the side wall of the bottom box and extends to the outer side of the bottom box and is respectively connected with one ends of the first connecting rod and second connecting rod and a first half gear. The portable medical box has the advantages of convenient classification and placement of medical supplies and convenient taking and placing.