Why the study?
The TAP block is increasingly used after caesarean delivery, but its effectiveness in patients receiving multimodal oral analgesia required evaluation.
Does ultrasound-guided TAP block reduce the requirement for oxycodone rescue analgesia in parturients receiving multimodal oral analgesia after elective caesarean delivery?
Comparison
TAP block vs placebo in addition to multimodal oral analgesia
Design
Randomized controlled trial
Follow-up
First 24 hours after surgery
Key result
Ultrasound-guided transversus abdominis plane block did not significantly reduce the requirement for rescue oxycodone compared to placebo (11.4% vs 20.5%, p=0.122) in parturients receiving multimodal oral analgesia after caesarean delivery.
Authors
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TAP block adds no meaningful benefit to multimodal oral analgesia after cesarean; challenges routine addition and supports oral regimens alone in trials.
RCT (n=159)
Double-blind
Block randomization
No
Does ultrasound-guided TAP block reduce the requirement for oxycodone rescue analgesia in parturients receiving multimodal oral analgesia after elective caesarean delivery?
Absolute Event Rate: 11.4% vs 20.5%
p-value: p=0.122
Ultrasound-guided TAP block provides no significant additional reduction in rescue analgesic requirements when combined with a multimodal oral analgesic regimen after caesarean delivery.
Yu et al. (2020) conducted an RCT in Postoperative pain after caesarean delivery (n=159). Ultrasound-guided Transversus Abdominis Plane (TAP) block vs. Placebo (sham block) plus multimodal oral analgesia was evaluated on Percentage of parturients who required oxycodone rescue analgesia for breakthrough pain in the first 24 hours (p=0.122). Ultrasound-guided transversus abdominis plane block did not significantly reduce the requirement for rescue oxycodone compared to placebo (11.4% vs 20.5%, p=0.122) in parturients receiving multimodal oral analgesia after caesarean delivery.