Comparing two local anesthetics for cesarean sections

Intrathecal Use of Chloroprocaine 1% and Ropivacaine 0,75% During Elective Cesarean Section. A Comparative Study

NA · Aretaieion University Hospital · NCT06376058

This study is testing whether a new local anesthetic called chloroprocaine works better than the usual one, ropivacaine, for women having cesarean sections.

Quick facts

PhaseNA
Study typeInterventional
Enrollment60 (estimated)
Ages18 Years to 48 Years
SexFemale
SponsorAretaieion University Hospital (other)
Locations1 site (Athens)
Trial IDNCT06376058 on ClinicalTrials.gov

What this trial studies

This clinical trial aims to compare the effectiveness of chloroprocaine 1% and ropivacaine 0.75% when administered intrathecally during elective cesarean sections. It is a prospective randomized study that will evaluate the anesthetic outcomes of both drugs in parturients undergoing combined spinal-epidural anesthesia. The study seeks to determine if the newer formulation of chloroprocaine, which is now considered safe, can provide advantages over the commonly used ropivacaine. The trial will include adult women with singleton pregnancies who meet specific health criteria.

Who should consider this trial

Good fit: Ideal candidates for this study are adult women with singleton pregnancies who are scheduled for elective cesarean sections and have an ASA classification of I-II.

Not a fit: Patients who may not benefit from this study include those with high ASA classifications, multiple gestations, or any contraindications for regional anesthesia.

Why it matters

Potential benefit: If successful, this study could provide a safer and more effective anesthetic option for women undergoing cesarean sections.

How similar studies have performed: While chloroprocaine has been used in the past, its recent reformulation makes this approach novel and untested in the context of elective cesarean sections.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* adult parturients, American Society of Anesthesiologists (ASA) I-II,
* singleton gestation\>37 weeks
* elective cesarean section

Exclusion Criteria:

* American Society of Anesthesiologists (ASA) \> III
* age \< 18 years
* singleton gestation \<37 weeks
* Body Mass Index (BMI) \>40 kg/m2
* Body weight \<50 kg
* Body weight\>100 kg
* height\<150 cm
* height\>180 cm
* multiple gestation
* emergency delivery
* fetal abnormality
* fetal distress
* pregnancy-induced pathology such as preeclampsia, eclampsia, premature labor, placental abnormalities
* pregnancy- induced diseases such as hepatic failure, pseudocholinesterase deficiency, neuromuscular diseases
* lack of informed consent
* contraindication for regional anesthesia such as thrombocytopenia, coagulation abnormalities, allergy to local anesthetics

Where this trial is running

Athens

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.

View on ClinicalTrials.gov →

Conditions: Cesarean Section, Local Anesthetic

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.