Wally sustained a hip injury from playing football. His doctor prescribed him some medicine to help with his hip pain. One day he experienced a toothache and decided to take the pain pill meant for his hip pain. Did Wally abuse his prescription drug?

No, because he followed the dosage instructions.
No, because his doctor gave it to him for pain.
Yes, because he used it for his tooth and not his hip.
Yes, because he took his pill orally, as prescribed.