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EndometritisPhase 2NCT03960970

Two-drug Antibiotic Prophylaxis in Scheduled Cesarean Deliveries

A Phase 2 study testing Azithromycin 500 mg and Mefoxin 2g in people with Endometritis and Cesarean Section; Infection, run by RWJ Barnabas Health at Jersey City Medical Center at 1 site in United States.

Unknown status

Status not confirmed. The sponsor has not verified this record for over two years, so it may be out of date.

Official record
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Trial summary

Cesarean deliveries are the most common surgical procedure performed in the United States. A significant decrease in cesarean delivery associated maternal morbidity has been achieved with preoperative prophylactic single-dose cephalosporin, widely used before skin incision. Read more about this study

Who is it for?
Ages 18 years and older, women only
What is being tested?
Azithromycin 500 mg and Mefoxin 2g
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
800 participants
Where
1 siteUnited States
Study dates
15 Sep 2019to 30 Nov 2020
Phase
Phase 2
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • Women only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Pregnant women 18 years or older
  • Women undergoing primary or repeat cesarean delivery
  • Singleton gestation
  • Gestational age greater than 34 weeks
  • Pregnant patients undergoing scheduled cesarean delivery
  • Intact membranes
  • Non-laboring
  • Signed informed consent

Who cannot join

  • Maternal age < 18 years
  • Multi-fetal gestation
  • Known allergy to cephalosporin or azithromycin
  • Patient unwilling or unable to provide consent
  • Diagnosis of rupture of membranes
  • Intraamniotic infection, or any other active bacterial infection (e.g. pyelonephritis, pneumonia, abscess) at time of randomization.
Show all 11Show fewer
  • Immunocompromising medical conditions: HIV positive with CD4 count below 200, chronic steroid use, current diagnosis of cancer and/or chemotherapy age use
  • Emergent cesarean precluding consent or availability of study medication
  • Need for hysterectomy at time of delivery
  • Use of antibiotic in the 72 hours prior to admission, with exception to patient receiving antibiotics for GBS
  • Inability to contact patient on postpartum period.

Trial locations and contacts

1 site in 1 country.

United States1 site, 1 recruiting
  • Jersey City Medical Center

    Jersey City, New Jersey, 07302

    Tali Wajsfeld, MD, 201-915-2340, tali.wajsfeld@rwjbh.org

    Recruiting

Other trials in United States

About this study

Official title: Azithromycin-based Extended-spectrum Prophylaxis in Scheduled Cesarean Deliveries

Cesarean deliveries are the most common surgical procedure performed in the United States. A significant decrease in cesarean delivery associated maternal morbidity has been achieved with preoperative prophylactic single-dose cephalosporin, widely used before skin incision. Also, on laboring patients and/or with rupture of membranes, several studies suggest that adding azithromycin to standard cephalosporin prophylaxis is cost-effective and reduces overall rates of endometritis, wound infection, readmission, use of antibiotics and serious maternal events. Azithromycin has effective coverage against Ureaplasma, associated with increased rates of endometritis. Although two-drug regimen has been suggested for laboring and/or patients that undergo cesarean delivery, no studies have investigated the potential benefits of two-drug regimen in non-laboring patients.

Read the detailed description

Cesarean deliveries are the most common surgical procedure performed in the United States, and scheduled cesarean deliveries account for at least 40% of all cesarean deliveries every year. A significant decrease in cesarean delivery associated maternal morbidity has been achieved with preoperative prophylactic single-dose cephalosporin given within 60 minutes of skin incision. Also, on laboring patients and/or with rupture of membranes, several studies suggest that adding azithromycin to standard cephalosporin prophylaxis is not only cost-effective but reduces overall rates of endometritis and wound infection. Azithromycin provides effective coverage against Ureaplasma, commonly associated with increased rates of endometritis. Although two-drug regimen has been suggested for laboring and/or patients that undergo cesarean delivery, no studies have investigated the potential benefits of two-drug regimen in non-laboring patients. No increase in neonatal morbidity was noted with adjunctive azithromycin prophylaxis, including adverse events.

Being tested
Azithromycin 500 mg, Mefoxin 2g
Keywords
Cesarean Delivery, Endometritis, Wound Infection, Azithromycin, Antibiotic Prophylaxis
Medical subject headings
Endometritis, Infections, Wound Infection

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Azithromycin 500 mgDrug

    Additional IV Azithromycin 500 mg to Standard Prophylaxis

  • Mefoxin 2gDrug

    Also called Cefoxitin

    Standard Prophylaxis

Study groups in NCT03960970
Study groupRoleWhat they receive
One-drug ProphylaxisActive comparatorMefoxin 2g IV, Piggyback, once
Receives: Drug: Mefoxin 2g
Two-drug ProphylaxisExperimentalMefoxin 2g IV, Piggyback, once and Azithromycin 500mg IV, Piggyback, once
Receives: Drug: Azithromycin 500 mg; Drug: Mefoxin 2g

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Rates of Endometritis

    Presence of at least two of the following signs with no other recognized cause: fever (temperature of at least 38°C [100.4°F]), abdominal pain, uterine tenderness, or purulent drainage from the uterus.

    Measured: Up to 6 weeks after delivery

  2. Rates of Wound Infection

    Presence of either superficial or deep incisional surgical-site infection characterized by cellulitis or erythema and induration around the incision or purulent discharge from the incision site with or without fever and included necrotizing fasciitis. Wound hematoma, seroma, abscess or breakdown alone in the absence of the preceding signs did not constitute infection.

    Measured: Up to 6 weeks after delivery

Secondary outcomes (4)
  1. Rates of Maternal Fever

    Temperature equal or greater than 100.4F

    Measured: Up to 6 weeks after delivery

  2. Rates of Maternal Postpartum Readmission or Unscheduled Visit

    Admission to hospital or unscheduled appointment in additional to regular 1-week and 6-week postpartum visit

    Measured: Up to 6 weeks after delivery

  3. Rates of Postpartum Antibiotic Use

    Antibiotic use for any reason including other infections such as UTI and sepsis.

    Measured: Up to 6 weeks after delivery

  4. Rates of Serious Adverse Events

    MICU admission, thromboembolic events, sepsis, maternal death

    Measured: Up to 6 weeks after delivery

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted23 May 2019
  2. Study start15 Sep 2019 (estimated)
  3. Primary completion30 Sep 2019 (estimated)
  4. Study completion30 Nov 2020 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2
Primary purpose
Prevention
Allocation
Randomised
Intervention model
Parallel groups
Model description
Pregnant patients admitted to Labor and Delivery unit between June 2019 and July 2020 will be randomized to received either standard prophylaxis or azithromycin and cephalosporin for preoperative prophylaxis after inclusion and exclusion criteria are met and informed consent for participation is signed.
Masking
None (open label)
Enrolment
800 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03960970
Sponsor's protocol ID
Prophylaxis Trial
Status last verified
Sep 2019
First submitted
21 May 2019
Last updated
17 Sep 2019
Results posted
No
Data monitoring committee
No
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
No

Publications

  • Tita ATN, Rouse DJ, Blackwell S, Saade GR, Spong CY, Andrews WW. Emerging concepts in antibiotic prophylaxis for cesarean delivery: a systematic review. Obstet Gynecol. 2009 Mar;113(3):675-682. doi: 10.1097/AOG.0b013e318197c3b6.

    PubMed 19300334
  • Andrews WW, Hauth JC, Cliver SP, Savage K, Goldenberg RL. Randomized clinical trial of extended spectrum antibiotic prophylaxis with coverage for Ureaplasma urealyticum to reduce post-cesarean delivery endometritis. Obstet Gynecol. 2003 Jun;101(6):1183-9. doi: 10.1016/s0029-7844(03)00016-4.

    PubMed 12798523
  • Boggess KA, Tita A, Jauk V, Saade G, Longo S, Clark EAS, Esplin S, Cleary K, Wapner R, Letson K, Owens M, Blackwell S, Beamon C, Szychowski JM, Andrews W; Cesarean Section Optimal Antibiotic Prophylaxis Trial Consortium. Risk Factors for Postcesarean Maternal Infection in a Trial of Extended-Spectrum Antibiotic Prophylaxis. Obstet Gynecol. 2017 Mar;129(3):481-485. doi: 10.1097/AOG.0000000000001899.

    PubMed 28178058
  • Tita AT, Szychowski JM, Boggess K, Saade G, Longo S, Clark E, Esplin S, Cleary K, Wapner R, Letson K, Owens M, Abramovici A, Ambalavanan N, Cutter G, Andrews W; C/SOAP Trial Consortium. Adjunctive Azithromycin Prophylaxis for Cesarean Delivery. N Engl J Med. 2016 Sep 29;375(13):1231-41. doi: 10.1056/NEJMoa1602044.

    PubMed 27682034
  • Andrews WW, Shah SR, Goldenberg RL, Cliver SP, Hauth JC, Cassell GH. Association of post-cesarean delivery endometritis with colonization of the chorioamnion by Ureaplasma urealyticum. Obstet Gynecol. 1995 Apr;85(4):509-14. doi: 10.1016/0029-7844(94)00436-H.

    PubMed 7898825
  • Harper LM, Kilgore M, Szychowski JM, Andrews WW, Tita ATN. Economic Evaluation of Adjunctive Azithromycin Prophylaxis for Cesarean Delivery. Obstet Gynecol. 2017 Aug;130(2):328-334. doi: 10.1097/AOG.0000000000002129.

    PubMed 28697108
  • Tita AT, Hauth JC, Grimes A, Owen J, Stamm AM, Andrews WW. Decreasing incidence of postcesarean endometritis with extended-spectrum antibiotic prophylaxis. Obstet Gynecol. 2008 Jan;111(1):51-6. doi: 10.1097/01.AOG.0000295868.43851.39.

    PubMed 18165392
  • ACOG Practice Bulletin No. 120: Use of prophylactic antibiotics in labor and delivery. Obstet Gynecol. 2011 Jun;117(6):1472-1483. doi: 10.1097/AOG.0b013e3182238c31. No abstract available.

    PubMed 21606770
  • Skeith AE, Niu B, Valent AM, Tuuli MG, Caughey AB. Adding Azithromycin to Cephalosporin for Cesarean Delivery Infection Prophylaxis: A Cost-Effectiveness Analysis. Obstet Gynecol. 2017 Dec;130(6):1279-1284. doi: 10.1097/AOG.0000000000002333.

    PubMed 29112658
  • Smith C, Egunsola O, Choonara I, Kotecha S, Jacqz-Aigrain E, Sammons H. Use and safety of azithromycin in neonates: a systematic review. BMJ Open. 2015 Dec 9;5(12):e008194. doi: 10.1136/bmjopen-2015-008194.

    PubMed 26656010
  • Sutton AL, Acosta EP, Larson KB, Kerstner-Wood CD, Tita AT, Biggio JR. Perinatal pharmacokinetics of azithromycin for cesarean prophylaxis. Am J Obstet Gynecol. 2015 Jun;212(6):812.e1-6. doi: 10.1016/j.ajog.2015.01.015. Epub 2015 Jan 13.

    PubMed 25595580
  • Smaill FM, Grivell RM. Antibiotic prophylaxis versus no prophylaxis for preventing infection after cesarean section. Cochrane Database Syst Rev. 2014 Oct 28;2014(10):CD007482. doi: 10.1002/14651858.CD007482.pub3.

    PubMed 25350672

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Azithromycin 500 mg and Mefoxin 2g in people with Endometritis and Cesarean Section; Infection, run by RWJ Barnabas Health at Jersey City Medical Center at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 8 inclusion and 11 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: status not confirmed, as of the sponsor's last update on 17 Sep 2019. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Results are not available in the source record.

How can a doctor refer a patient or contact the research team?

Contact Tali Wajsfeld, MD (2019152000 ext. 2340, tali.wajsfeld@rwjbh.org), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Rates of Endometritis (time frame: Up to 6 weeks after delivery). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT03960970, which also lists 12 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 17 Sep 2019.

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