A nurse is preparing to administer a transdermal patch to a client. The nurse notes the client already has a patch that was applied 24 hr ago. Which of the following actions should the nurse take?

Fold the existing patch on itself and dispose of it in a childproof container.

Shave the client's lower leg for placement of the new patch.

Discard the old patch and apply a new one in the same location.

Keep the existing patch on and place the new patch in a different location.