Effects of Ropivacaine Concentrations on Prolonged Labor Analgesia

Launched by CHENGDU JINJIANG MATERNITY AND CHILD HEALTH HOSPITAL · Jun 5, 2025

Keywords

ClinConnect Summary

This clinical trial is studying how different strengths of a pain-relieving medication called ropivacaine can help women who are experiencing prolonged labor. Labor pain can be intense, and while many women receive pain relief early on, those in labor for an extended period may need different approaches. The goal of this study is to find out which concentration of ropivacaine works best for women who need longer-lasting pain relief during childbirth.

To participate in this trial, women must be at least 18 years old, have a single baby on the way, and be willing to receive pain relief through an epidural. However, those with certain health issues or who do not meet specific criteria will not be eligible. Participants can expect to receive different concentrations of the medication and will be monitored to see how well it works for them. This research aims to improve pain management for women in prolonged labor, making their childbirth experience more comfortable.

Gender

FEMALE

Eligibility criteria

• Inclusion Criteria:
• • 1. ASA II
• • 2. Age ≥ 18 years
• • 3. Singleton pregnancy
• • 4. No contraindications for epidural puncture and voluntarily accepting labor analgesia
• • 5. Maternal participants changing the first pump fluid
• Exclusion Criteria:
• • 1. Contraindications for epidural labor analgesia
• • 2. Serious heart, brain, liver, or kidney diseases
• • 3. Mental abnormalities
• • 4. Neurological diseases
• • 5. Maternal request for management of breakthrough pain before changing the pump fluid