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Recruiting Phase 2, Phase 3 NCT06702670

NCT06702670 Anticholinergics for Cervical Edema in Labor

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Clinical Trial Summary
NCT ID NCT06702670
Status Recruiting
Phase Phase 2, Phase 3
Sponsor The University of Texas Health Science Center, Houston
Condition Labor Dystocia
Study Type INTERVENTIONAL
Enrollment 200 participants
Start Date 2025-03-25
Primary Completion 2027-03-25

Eligibility & Interventions

Sex Female only
Min Age 18 Years
Max Age N/A
Study Type INTERVENTIONAL
Interventions
Treatment with DiphenhydramineUsual Care

Eligibility Fast-Check

Enter your details for a quick preliminary check. This does not replace medical advice.

What to Expect as a Participant

You will actively receive the study intervention — which may be a drug, biologic, device, or procedure.

In Phase 2, researchers evaluate early signs of effectiveness. You may be randomized to receive the active treatment or a comparator. Monitoring continues closely.

This trial targets 200 participants in total. It began in 2025-03-25 with a primary completion date of 2027-03-25.

⚠ This information is for research awareness only. Always consult your physician before joining any clinical trial. Participation is voluntary and you may withdraw at any time.

Brief Summary

The purpose of this study is to is to determine the clinical effectiveness of a single dose of intravenous (IV) medication for the prevention of labor arrest and cesarean delivery in primiparous women undergoing trial of labor.

Eligibility Criteria

Inclusion Criteria: * Primiparous * Viable single intrauterine pregnancy -≥ 34 weeks of gestation * Ruptured membranes * Category I tracing at time of inclusion * Active phase of labor (\>=6 cm of cervix dilation) Exclusion Criteria: * Category II or III tracing * Allergy to the study medication (IV Diphenhydramine)

Contact & Investigator

Central Contact

Samantha Antonioli, MD

✉ Samantha.Hentosh@uth.tmc.edu

📞 (713) 566-5735

Principal Investigator

Samantha Antonioli, MD

PRINCIPAL INVESTIGATOR

The University of Texas Health Science Center, Houston

Frequently Asked Questions

Who can join the NCT06702670 clinical trial?

This trial is open to female participants only, aged 18 Years or older, studying Labor Dystocia. Full inclusion and exclusion criteria are listed in the Eligibility Criteria section. Always confirm your eligibility with the research team before applying.

What phase is the NCT06702670 trial and what does that mean for participants?

Phase 2 trials evaluate whether the treatment shows signs of effectiveness while continuing to monitor safety. More participants are enrolled than in Phase 1 to help refine the treatment protocol.

Is NCT06702670 currently recruiting?

Yes, NCT06702670 is actively recruiting participants. Contact the research team at Samantha.Hentosh@uth.tmc.edu for enrollment information.

Where is the NCT06702670 trial being conducted?

This trial is being conducted at Houston, United States.

Who is sponsoring the NCT06702670 clinical trial?

NCT06702670 is sponsored by The University of Texas Health Science Center, Houston. The principal investigator is Samantha Antonioli, MD at The University of Texas Health Science Center, Houston. The trial plans to enroll 200 participants.

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ClinicalMetric — Independent clinical trial intelligence platform. Not affiliated with NIH, ClinicalTrials.gov, the U.S. FDA, or any pharmaceutical company, hospital, or clinical research organization. Trial data is sourced from ClinicalTrials.gov for informational purposes only and does not constitute medical advice. Do not make any treatment, enrollment, or health decisions based solely on information found here — always consult a qualified healthcare professional. Full Disclaimer  ·  Last Reviewed: July 2026  ·  Data Methodology