Buffered lidocaine for paracervical blocks in first-trimester abortions: a randomized controlled trial.
Jennifer Chin, Bliss Kaneshiro, Jennifer Elia...
https://pubmed.ncbi.nlm.nih.gov/33196038Actively Recruiting
Led by University of California, San Diego · Updated on 2025-06-13
204
Participants Needed
1
Research Sites
52 weeks
Total Duration
Researchers are studying how different methods of using a numbing medication called lidocaine affect pain during the placement of an intrauterine device (IUD) in women aged 18 to 50. The study also evaluates how patients perceive their clinicians' empathy during the procedure. This research focuses on whether buffered lidocaine, unbuffered lidocaine, or medicated gel can reduce pain for women, including those with prior C-sections or no previous delivery. Participants may receive one of several treatments before IUD placement: a buffered lidocaine paracervical block injection, an unbuffered lidocaine injection, a sham procedure with a capped needle, or application of a medicated or non-medicated gel. The lidocaine is administered near the cervix to numb the area, and the study compares these different approaches to understand their impact on pain relief and patient experience. During the procedure, participants will complete questionnaires rating their pain and satisfaction, as well as their feelings about clinician empathy. Pain scores are measured from when the speculum is placed until five minutes after the procedure. The study monitors these outcomes carefully to gather detailed information about pain control and patient perceptions. Participation includes the procedure visit and follow-up assessments up to five minutes post-procedure.
CONDITIONS
Empathy Through Pain Control: Lidocaine Paracervical Block for IUD Placements
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Duration - 2 to 4 weeks
Participants are screened for eligibility to participate in the trial.
1 visit (in-person)
Duration - Single day procedure
Participants receive a paracervical block or gel prior to IUD placement and complete questionnaires assessing pain, satisfaction, and perceived clinician empathy during the procedure.
1 visit (in-person)
Total: 1 location
1
University of California, San Diego
La Jolla, California, United States, 92093
Actively Recruiting
M
Marisa Hildebrand, MPH
Study Type
INTERVENTIONAL
Masking
SINGLE
Allocation
RANDOMIZED
Model
PARALLEL
Primary Purpose
TREATMENT
Number of Arms
6
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