What is your preferred analgesic in patients with small bowel obstruction or ileus?

I typically use IV Tylenol ATC if fully obstructed, and IV Toradol if no other contraindications to NSAIDs (and they often are quite prerenal or losing a lot of fluid from an NG tube, so I often don't feel comfortable with more than a couple doses, and if I think they are going to the OR, I do not u...