It was a swollen foot that got scratches and it turned out as a wond that looks like burns that is being treated the says she needs to live on insulin to reduce the sugar so they can be able to treat the wond. so she does that and she goes for dressing all the time. They a solution like iodine (drezz)for treament when its dry they use solcosyril ointiment. When the iodine is used she suffers pains. So what should I do? Please help?