Abstract: A mobile first aid post comprising a road vehicle having a compartment of an openable enclosure for housing medical supplies and equipment, the compartment including a fixed structure and at least one rigid panel pivotally movable relative to the fixed structure between a closing condition where the panel defines at least part of a side wall of the enclosure and an erected condition where the panel is in a substantially or near horizontal condition creating an opening and providing a region covered overhead for a person positioned adjacent the side of the vehicle, and wherein medical utilities selected from one or more of compressed air, suction, water, and oxygen are provided accessible by a user from the downwardly facing major surface of the panel aiding in the treatment of patients positioned below the panel. The panel may also be of an extendable type.