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Effect of Liposomal Bupivacaine Combined with Bupivacaine Hydrochloride Wound Infiltration and Intrathecal Morphine on Post-Cesarean Opioid Consumption: A Randomized Double-Blind Controlled Trial

Effect of Liposomal Bupivacaine Combined with Bupivacaine Hydrochloride Wound Infiltration and Intrathecal Morphine on Post-Cesarean Opioid Consumption: A Randomized Double-Blind Controlled Trial

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2500099365
Enrollment
Unknown
Registered
2025-03-21
Start date
2025-04-01
Completion date
Unknown
Last updated
2025-03-24

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

None

Interventions

(LB+HCI+ITM) group:The patient received local infiltration of liposomes bupivacaine mixed with bupivacaine hydrochloride at the incision site before the end of the surgery
ITM group:The patient received local infiltration of saline solution at the incision site before the end of the surgery

Sponsors

International Peace Maternal and Child Health Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 45 Years

Inclusion criteria

Inclusion criteria: Inclusion criteria: Aged 18-45 years; gestational age 37-42 weeks; ASA physical status II-III; scheduled for elective cesarean delivery at our institution; singleton pregnancy; body mass index (BMI) <= 28 kg/m^2; voluntary participation with signed informed consent.

Exclusion criteria

Exclusion criteria: Exclusion criteria: Contraindications to neuraxial anesthesia; coagulopathy; hypersensitivity to analgesics (including liposomal bupivacaine, bupivacaine hydrochloride, oxycodone, hydromorphone, and acetaminophen); grand multiparity (=3 previous pregnancies); gastrointestinal disorders; history of substance abuse; patient refusal.

Design outcomes

Primary

MeasureTime frame
24-hour consumption of opioid drugs;

Secondary

MeasureTime frame
The first time requesting additional opioid drugs;The proportion of patients without opioid demand within 48 hours;Postoperative pain score;Itchy rating;Nausea and vomiting incidence rate;Quality of Recovery-15;

Countries

China

Contacts

Public ContactWang Jianwei

International Peace Maternal and Child Health Hospital

wangjianwei_0219@163.com+86 180 1731 0167

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026