Figure 4

Rescue doses of Nalbuphine. Rescue doses of Nalbuphine in the Control, Clonidine and Clonidine plus 0.2% Ropivacaine groups at 0 up to 24 h after surgery.
Rescue doses of Nalbuphine. Rescue doses of Nalbuphine in the Control, Clonidine and Clonidine plus 0.2% Ropivacaine groups at 0 up to 24 h after surgery.