Best way to treat a swollen foot from stepping on nail?

Get it checked!: Wash the injured area with soap and water and apply a topical antibiotic ointment. Then you should call your podiatrist. An x-ray is needed to see if there is any injury to bone and to make sure it is not infected. You also need to consider a tetanus shot if yours are not up to date.

You: Need to be seen by a dr. You may have a serious infection.

Nail: If your foot is already swollen seek medical assistance right away . don't spend your time on a computer asking questions - see your podiatrist on an emergency call or go to the emergency room . Do not delay