Joseph comes to the pharmacy with a prescription for Cipro that he desperately needs filled. The only Cipro you have in stock was supposed to be saved for Ms. Johnson who came in two weeks ago and asked you to set it aside for her. However, Mrs. Johnson was not sure she would need it, does not yet have a prescription for it and she has not returned to the pharmacy for it yet. You decide to keep the drug for Ms. Johnson and tell Joseph that you do not have any for him. Which of the following ethical terms was not followed in this situation?