Emergency: A nurse calling

You are in charge of a hospital where no doctors showed up for a hard day of work. 

WASD - To move, cycle medicine in cabinet

Space - Pick up/Drop patients, enter/exit elevator, pick/drop/give medicine

Inside elevator: W and A to move between floors

Pick the patients on the door, place then in a bed for treatment, get the correct medicine in the cabinet, give the medicine to the patient and wait it heal, pick the patient and discharge it on the door.