This prospective, randomized, controlled clinical study will include 70 boys aged 3-5 years scheduled for inguinal herniorrhaphy. Participants will be randomized in 1:1 ratio into two groups. The first group will receive general anesthesia for surgery, while the second group will receive general anesthesia in combination with caudal block. Postoperative pain, hemodynamic parameters and total consumption of all medicaments in the perioperative period will be monitored. Complications and side effects of drugs will be observed as well.