Objectives: to evaluate the effectiveness and

some side effects of analgesia after cesarean

section with single shot levobupivacaine QL

block.

Materials and methods: Descriptive,

prospective study on 60 patients, aged 18-40,

ASA II, III, under spinal anesthesia for cesarean

section. After surgery, when the patient has VAS

score ≥ 4, the QL block was performed on both

sides, after that patients were monitored for 24

hours. VAS score, time of onset, the duration of

action, amount of paracetamol, patient

satisfaction and some side effects were recorded.

Results: VAS score at all time studied

during 24 hours were less than 4, time of onset was 4.2 ± 1.4 minutes, the duration of action was

11,95 ± 3,69 hours, the rate of patient very

satisfaction and satisfaction is very high (63%

and 27%, respectively). Side effects were leg

numbness (6.6%), itching (3,3%).

Conclusion: Postoperative analgesia with

quadratus lumborum block under the guidance of

ultrasound is a safe and effective method, the

side effect was rare.