https://www.selleckchem.com/pr....oducts/gsk650394.htm
Postoperative fentanyl requirement (mean ± SD) was 428.33 ± 243.1 μg, 644.67 ± 260.15 μg, and 415 ± 182.44 μg in the TPVB group, PECS II group, and SAP group, respectively. SAP group had significantly lesser requirement than PECS II group ( = 0.028) but similar requirement as in TPVB group ( = 1.. Pain scores were not significantly different among the group in the postoperative period. TPVB and SAP group result in a greater spread of the drug and provide equivalent analgesia and are superior to the PECS II block in providing analges