Figure 4From: Sciatic lateral popliteal block with clonidine alone or clonidine plus 0.2% ropivacaine: effect on the intra-and postoperative analgesia for lower extremity surgery in children: a randomized prospective controlled study 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.Back to article page