Alex O'Loughlin, who plays Steve McGarrett on CBS's "Hawaii Five-0', is taking some time off from the hit show to deal with a problem with prescription pain medication.

In a statement, O'Loughlin's rep said, "Alex is taking a short break to receive supervised treatment for prescription pain medication due to a recent shoulder injury."

The show's producers also released a statement saying, "We respect and support Alex’s decision. Everyone at CBS TV Studios and 'Hawaii 5-0' wishes him well and we look forward to his return."