NCT04612920

Brief Summary

One in 300 women will become persistent opioid users after cesarean delivery (1). Cesarean delivery is the most common surgical procedure in the United States, representing 31.9% of the 3,788,235 deliveries in 2018 (2). Patients have to cope with the pain and challenges of post-operative care while adjusting to motherhood and completing activities of daily living. Often when they return home, they are also tasked with other domestic roles which compounds the challenge of this post-operative period. With a potential impact just in the US on 1.2 million mothers each year, optimizing post-operative pain management in order to reduce the risk of persistent opioid use represents an urgent unmet public health goal. To this end, there are national efforts to reduce the cesarean rate and optimize post-cesarean pain management (3,4). The majority of efforts in the last few years have focused on home-going medications and alterations in prescription practices. Recent recommendations from the Enhanced Recovery After Surgery Society indicate that patients should receive multi-modal analgesia on a regular basis, along with early post-delivery mobilization (3). However, the efficacy of scheduled non-steroidal anti-inflammatory medications (NSAID) along with acetaminophen in the immediate post-operative period and after going home have not been systematically studied in the cesarean population. We hypothesize that patients who receive scheduled medications in the post-operative period are less likely to require opioids for pain relief both in the hospital and after they return home.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
33

participants targeted

Target at P50-P75 for early_phase_1

Timeline
Completed

Started Dec 2020

Typical duration for early_phase_1

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

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Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

October 15, 2020

Completed
19 days until next milestone

First Posted

Study publicly available on registry

November 3, 2020

Completed
1 month until next milestone

Study Start

First participant enrolled

December 12, 2020

Completed
2.2 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

March 8, 2023

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

March 8, 2023

Completed
Last Updated

March 14, 2023

Status Verified

March 1, 2023

Enrollment Period

2.2 years

First QC Date

October 15, 2020

Last Update Submit

March 13, 2023

Conditions

Outcome Measures

Primary Outcomes (2)

  • Amount of morphine milligram equivalents used from 25-72 hours post-op

    Patient's inpatient chart will be reviewed to calculate the amount of oxycodone the patient used, converted to morphine milligram equivalents and recorded.

    25-72 hours post-op

  • Patient's morphine milligram equivalent usage from day of discharge to outpatient post-operative visit

    The patient will be discharged home with 20 tablets of oxycodone 5mg. When they return to their post-operative visit, we will count the number of tablets left in the pill bottle. A low number of remaining tablets would mean increased medication usage outpatient.

    post-discharge day #8-12

Secondary Outcomes (15)

  • Patient's pain rating on post-operative day #2 and #3 with and without ambulation

    post-op days #2 and #3

  • Patient's pain satisfaction scale on day of post-operative visit

    1 day of post-operative visit

  • Patient's pain satisfaction scale on day of discharge

    1 day of discharge

  • Amount of acetaminophen used on post-operative day #2 and #3

    post-operative day #2 and #3

  • Amount of ibuprofen used on post-operative day #2 and #3

    post-operative days #2 and #3

  • +10 more secondary outcomes

Study Arms (2)

Study Group

EXPERIMENTAL

Participants will receive ibuprofen 800mg every eight hours and acetaminophen 1000mg every eight hours, given at the same time, along with oxycodone five mg every six hours PRN for breakthrough pain.

Drug: Ibuprofen, acetaminophen, oxycodone

Standard Group

NO INTERVENTION

Participants will receive current OU standard of care therapy which includes ibuprofen 800mg every eight hours as needed (PRN), acetaminophen 1000mg every eight hours PRN, and oxycodone five mg every six hours PRN.

Interventions

The timing of medications is the intervention.

Study Group

Eligibility Criteria

Age18 Years - 50 Years
Sexfemale(Gender-based eligibility)
Gender Eligibility DetailsOnly females undergoing cesarean section are eligible.
Healthy VolunteersNo
Age GroupsAdult (18-64)

You may qualify if:

  • Undergoing repeat cesarean delivery
  • ≥37 week gestation
  • attended at least 7 prenatal visits
  • age ≥18.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

University ofOklahoma Health Sciences Center

Oklahoma City, Oklahoma, 73104, United States

Location

MeSH Terms

Interventions

IbuprofenAcetaminophenOxycodone

Intervention Hierarchy (Ancestors)

PhenylpropionatesAcids, CarbocyclicCarboxylic AcidsOrganic ChemicalsAcetanilidesAnilidesAmidesAniline CompoundsAminesCodeineMorphine DerivativesMorphinansOpiate AlkaloidsAlkaloidsHeterocyclic CompoundsHeterocyclic Compounds, Bridged-RingHeterocyclic Compounds, 4 or More RingsHeterocyclic Compounds, Fused-RingPhenanthrenesPolycyclic Aromatic HydrocarbonsPolycyclic Compounds

Study Officials

  • Pavan Parikh, MD

    University of Oklahoma HSC

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
early phase 1
Allocation
RANDOMIZED
Masking
NONE
Purpose
HEALTH SERVICES RESEARCH
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
SPONSOR

Study Record Dates

First Submitted

October 15, 2020

First Posted

November 3, 2020

Study Start

December 12, 2020

Primary Completion

March 8, 2023

Study Completion

March 8, 2023

Last Updated

March 14, 2023

Record last verified: 2023-03

Data Sharing

IPD Sharing
Will not share

Locations