At this point he has to stay in the back hallway when we 're not home and at night because he sometimes ca n't wait to be let out before he pees . And he 's gotten really chunky . And I have n't been able to do any agility with him because of the way Prednisone affects muscle tissue .
Why is there Prednisone in his muscle tissue ?
Pick the best answer from the following options:
- He needs medication
 - He ate something bad
 - None of the above choices .
 - He peed in the wrong spot


He needs medication