The content of first aid kits is regulated by Spanish law and must include at the very least:
authorized disinfectants and antiseptics, sterile gauze, hydrophilic cotton, a bandage, surgical tape, adhesive bandages, scissors, tweezers and disposable gloves
This material must be checked periodically and replaced when used or expired.
This content can be expanded based on the risks found at a particular company:
Worksites shall have first aid material for accidents and it must be adequate in quantity and characteristics in accordance with the number of workers, risks they are exposed to and the possibility of access to the closest healthcare centre. First aid material must be adapted to the professional abilities of the personnel ready to provide it.