You should not apply medicine after applying iodine to a bleeding fall. Iodine should not be applied to broken skin as it can irritate the wound and affect healing. If a fall wound bleeds, it is recommended to use iodine povidone to sterilize it. Iodine contains a certain amount of alcohol, which is irritating to the wound, and if the wound bleeds after a fall, you can’t use iodine to disinfect it, as it will cause severe pain in the wound, and is also prone to denaturing the wound tissue. Iodine is generally used to kill bacteria, fungi and other pathogens, need to be applied to the skin integrity, disinfection, but also the use of alcohol deiodization. If the fall and bleeding is not serious, then you can first clean the wound, and then choose iodine povidone to disinfect the wound; but if the wound is deeper and larger, you need to consider clearing the wound and suturing it. Bleeding from a fall should be treated by a professional in a timely manner to avoid infection.