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Pelvic Inflammatory DiseasePhase 2NCT01160640

The Importance of Anti-anaerobic Therapy for Acute Pelvic Inflammatory Disease (PID)

A Phase 2 study testing Ceftriaxone, Doxycycline and Metronidazole in people with Pelvic Inflammatory Disease, run by Harold Wiesenfeld at 3 sites in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

This study is a randomized placebo-controlled trial comparing two antibiotic treatment regimens for acute PID. Women with acute PID will be randomized to one of two treatment regimens: 1) a single intramuscular dose of ceftriaxone 250 mg, doxycycline 100 mg orally twice a day for 14 days, along with placebo tablets… Read more about this study

Who is it for?
Ages 15 to 40 years, women only
Conditions the study is for
Pelvic Inflammatory Disease
What is being tested?
Ceftriaxone, Doxycycline and Metronidazole
Type of treatment
Pill or oral medicine
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
233 participants
Where
3 sitesUnited States
Study dates
Nov 2010to Aug 2015
Phase
Phase 2
Are there results?
Yes, posted in the registrySummary in the doctors' view

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 15 to 40 years
  • Women only
  • No healthy volunteers
  • Child, Adult

Who may be able to join

  • Women must meet all of the following inclusion criteria:
  • Age 15-40 at the time of enrollment (Note: Participants between the ages of 15-17 will require written informed consent from parent/legal guardian. Written assent will also be obtained from the minor)
  • Acute PID, defined by symptoms and signs guided by current CDC guidelines:50
  • Current symptoms of lower abdominal or pelvic pain (present for ≤30 days) AND
  • Cervical motion tenderness AND/OR uterine tenderness AND/OR adnexal tenderness on pelvic examination
  • Ability to provide written informed consent

Who cannot join

  • Women with any of the following will be ineligible to participate:
  • Pregnant or nursing a baby (Note: a urine pregnancy test will be done at enrollment. Result must be negative to participate in the study.)
  • Uterine procedure (e.g. dilation and curettage, abortion) or miscarriage within the past 6 weeks.
  • Allergy to any of the study medications (cephalosporins, doxycycline, or metronidazole) or Type 1 hypersensitivity allergic reaction to penicillin for those with unknown tolerance to cephalosporins.
  • Systemic or vaginal antibiotic therapy in the preceding 7 days
  • Requires inpatient PID therapy (per the current CDC guidelines)50
Show all 25Show fewer
  • Inability to obtain an endometrial biopsy at enrollment
  • Known inability to comply with the follow-up visits
  • Prior hysterectomy
  • Menopause (including natural menopause defined as lack of menses for 12 consecutive months [in the absence of pregnancy] and surgical menopause defined as a woman who has had both ovaries removed)
  • Inability to swallow pills
  • Not willing to refrain from alcohol during the two week treatment period (and two additional days following completion of study medication)
  • Other condition present at enrollment that requires additional antibiotic treatment
  • Current use of any of the following medications:
  • Anticoagulants, coumarin- or indandione-derivative: warfarin
  • cimetidine (Tagamet)
  • Disulfiram
  • Seizure medications including: phenytoin (Dilantin), carbamezapine (Tegretol), barbiturates (i.e. Phenobarbital)
  • Lithium
  • Immunosuppressive drugs including: cyclosporine, amprenavir
  • Antacids, minerals or bismuth subsalicylate (Pepto Bismol)
  • Any condition, in the opinion of the investigator that would interfere with the participant's safety or with study outcomes
  • Participation in any study involving an investigational product in the past 30 days or anticipation of participation in any study using an investigational product in the next 30 days
  • Previous participation in this study
  • Evidence of a tuboovarian abscess

Trial locations and contacts

3 sites in 1 country.

United States3 sites
  • Allegheny County Health Department Sexually Transmitted Diseases Clinic

    Pittsburgh, Pennsylvania, 15213

  • Magee-Womens Hospital of UPMC

    Pittsburgh, Pennsylvania, 15213

  • UPMC Mercy Hospital

    Pittsburgh, Pennsylvania, 15219

Other trials in United States

About this study

Official title: The Importance of Anti-anaerobic Therapy for Acute PID

This study is a randomized placebo-controlled trial comparing two antibiotic treatment regimens for acute PID. Women with acute PID will be randomized to one of two treatment regimens: 1) a single intramuscular dose of ceftriaxone 250 mg, doxycycline 100 mg orally twice a day for 14 days, along with placebo tablets orally twice a day for 14 days or 2) same doses of ceftriaxone and doxycycline, and metronidazole 500 mg orally twice a day for 14 days. The primary objective is to compare the eradication of anaerobic organisms from the upper genital tract between women who receive standard outpatient antibiotic treatment to those who receive standard outpatient treatment along with a two-week course of metronidazole.

Read the detailed description

This study is a randomized placebo-controlled trial comparing two antibiotic treatment regimens for acute PID. Women with acute PID will be randomized to one of two treatment regimens. One group of women will receive a single intramuscular dose of ceftriaxone 250 mg, doxycycline 100 mg orally twice a day for 14 days, along with placebo tablets orally twice a day for 14 days. The second group of women will receive the same doses of ceftriaxone and doxycycline, and metronidazole 500 mg orally twice a day for 14 days. The primary objective is to compare the eradication of anaerobic organisms from the upper genital tract in women with acute PID who receive standard outpatient antibiotic treatment to the eradication of these organisms from the upper genital tract in women who receive standard outpatient treatment along with a two-week course of metronidazole. Women will be followed for one month for clinical outcomes, and will undergo assessment for clearance of microorganisms from the upper genital tract. Our hypothesis is that an antibiotic treatment regimen that includes anaerobic coverage will more effectively clear anaerobic organisms from the endometrium in women with acute PID compared to a standard antibiotic treatment regimen lacking effective antibiotic coverage against anaerobes.

Being tested
Ceftriaxone, Doxycycline, Metronidazole, Placebo Oral Capsule
Keywords
PID, Pelvic Inflammatory Disease
Medical subject headings
Pelvic Inflammatory Disease

What participants receive

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

  • CeftriaxoneDrug

    Also called Rocephin

    ceftrixone 250mg IM single dose

  • DoxycyclineDrug

    Doxycycline 100 mg PO bid x 14 days

  • MetronidazoleDrug

    Also called Flagyl

    metronidazole 500 mg PO bid x 14 days

  • Placebo Oral CapsuleDrug

    placebo oral capsule PO bid x 14 days

Study groups in NCT01160640
Study groupRoleWhat they receive
Ceftriaxone/Doxycycline/Placebo Oral CapPlacebo comparatorceftrixone 250mg IM single dose plus doxycycline 100 mg PO bid x 14 days plus placebo oral capsule PO bid x 14 days
Receives: Drug: Ceftriaxone; Drug: Doxycycline; Drug: Placebo Oral Capsule
Ceftriaxone, Doxycycline, MetronidazoleActive comparatorceftriaxone 250 mg IM single dose plus doxycycline 100 mg PO bid x 14 days plus metronidazole 500 mg PO bid x 14 days
Receives: Drug: Ceftriaxone; Drug: Doxycycline; Drug: Metronidazole

What is being measured

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

  1. Clearance of Anaerobic Organisms From the Endometrium

    Clearance of anaerobic microorganisms from the endometrium at the 30 day follow-up visit among women who had anaerobic microorganisms detected in their endometrial tissue sample at enrollment. Clearance is defined as no anaerobic microorganisms detected in the endometrial tissue biopsy sample collected at the 30-day visit.

    Measured: Enrollment to 30 days

Secondary outcomes (4)
  1. The Prevalence of M. Genitalium in the Cervix and Endometrium From Women With Acute PID.

    The number of women who had M. genitalium detected in cervical and endometrial biopsy cultures by nucleic acid amplification tests at enrollment.

    Measured: enrollment

  2. The Eradication of M. Genitalium From the Lower and Upper Genital Tract Following Antibiotic Therapy for Acute PID.

    1. genitalium not detected in the cervical and endometrial cultures by nucleic acid amplification testing at the 30 day visit among women who had M. genitalium detected at either anatomical site at the enrollment visit.

    Measured: Enrollment to 30 days

  3. Resolution of Clinical Signs and Symptoms of Acute PID - Intention to Treat Analysis

    Clinical response to treatment is improvement (reduction) of the McCormack Scale total score from baseline to day 3 follow-up visit. Participants without a 3-day measure were considered treatment failures.

    Measured: Enrollment to 3 day follow up visit

  4. Identification of Endometrial Microorganisms Present Obtained From Women With or Without Evidence of Endometritis.

    Identification of endometrial microorganisms present obtained from women with or without evidence of endometritis using a combination of culture methods, rRna sequencing and whole genomic sequencing. The aim is to identify the etiology of endometritis.

    Measured: enrollment

Timeline

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

  1. First posted12 Jul 2010 (estimated)
  2. Study startNov 2010
  3. Primary completionAug 2015
  4. Study completionAug 2015

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
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
233 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01160640
Sponsor's protocol ID
PRO10010112
Other IDs
1U19AI084024-01
Status last verified
Jul 2018
First submitted
8 Jul 2010
Last updated
10 Jul 2018
Data monitoring committee
Yes
Individual data sharing
No

Publications

  • Wiesenfeld HC, Meyn LA, Darville T, Macio IS, Hillier SL. A Randomized Controlled Trial of Ceftriaxone and Doxycycline, With or Without Metronidazole, for the Treatment of Acute Pelvic Inflammatory Disease. Clin Infect Dis. 2021 Apr 8;72(7):1181-1189. doi: 10.1093/cid/ciaa101.

    PubMed 32052831

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Ceftriaxone, Doxycycline and Metronidazole in people with Pelvic Inflammatory Disease, run by Harold Wiesenfeld at 3 sites 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 6 inclusion and 25 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: finished, as of the sponsor's last update on 10 Jul 2018. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 3 sites 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. Some participants in this study may receive a placebo. 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?

Yes. Results are posted in the registry (first posted 21 Dec 2016). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

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

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Clearance of Anaerobic Organisms From the Endometrium (time frame: Enrollment to 30 days). 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 NCT01160640, which also lists 1 linked publication.

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 10 Jul 2018.

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