Rubbing alcohol, toothpaste, alcohol, butters, or oils can cause more harm than good and should always be avoided. Never put an adhesive — or sticky — dressing onto a burn or blister, as removal can cause further trauma to the underlying skin. Instead, opt for a dressing without glue.Rubbing alcohol, toothpaste, alcohol, butters, or oils can cause more harm than good and should always be avoided. Never put an adhesive — or sticky — dressing onto a burn or blister, as removal can cause further trauma to the underlying skin. Instead, opt for a dressing without glue.