Definition: In this task, you're given five sentences, numbered 1 through 5. Your job is to generate a title for the story that makes complete sense. The title must be short, with less than three words, use simple language, and include the main topic of the story.
Input: Sentence 1: The man broke his leg. Sentence 2: He got some medicine for pain. Sentence 3: He became addicted to the medicine. Sentence 4: His doctor refused to prescribe him more. Sentence 5: The man switched to illegal drugs.

Pain Medicine