Our rabbits stayed in their regular, large hutches after surgery, it's actually better for them if they can move around as usual. We didn't let them out to zoom around the house but we didn't restrict then to a tiny space either. They were sutured, one was fine, the other had her incision open...
My four pound buns were given liquid Metacam. The dose amounted to what seemed like about two drops per rabbit, super easy to dose with a small syringe.
That's good that she's feeling better and eating. I'm not sure why the vet didn't give pain meds, rabbits are so very delicate, when it comes to being painful they may stop eating and then everything just shuts down so quickly. I have an exotic's vet who spayed both my female rabbits and they...