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LPS Challenge for Depression

Phase 2
Waitlist Available
Research Sponsored by Laureate Institute for Brain Research, Inc.
Eligibility Criteria Checklist
Specific guidelines that determine who can or cannot participate in a clinical trial
Must have
Be between 18 and 65 years old
Timeline
Screening 3 weeks
Treatment Varies
Follow Up baseline, 1 hour, 2-hours, 3-hours, 4-hours, 6 hours, 24 hours, one week
Awards & highlights

Study Summary

This trial is testing whether an inflammatory marker called Lipopolysaccharide-binding protein (LBP) is increased in people with major depressive disorder (MDD), and whether this is associated with a greater response to an anti-inflammatory medication.

Eligible Conditions
  • Depression

Timeline

Screening ~ 3 weeks
Treatment ~ Varies
Follow Up ~baseline, 1 hour, 2-hours, 3-hours, 4-hours, 6 hours, 24 hours, one week
This trial's timeline: 3 weeks for screening, Varies for treatment, and baseline, 1 hour, 2-hours, 3-hours, 4-hours, 6 hours, 24 hours, one week for reporting.

Treatment Details

Study Objectives

Outcome measures can provide a clearer picture of what you can expect from a treatment.
Primary outcome measures
Change in Snaith-Hamilton Pleasure Scale (SHAPS)
Secondary outcome measures
Change in Blood Oxygenation Level Dependent signal (BOLD) Insula
Change in Blood Oxygenation Level Dependent signal (BOLD) Ventral Striatum
Change in Interleukin 10 (IL-10) protein levels
+4 more

Side effects data

From 2018 Phase 4 trial • 20 Patients • NCT02876601
81%
Headache
38%
Flu-like Symptoms
19%
Chills
13%
Nausea
13%
Arthralgia
6%
Precollapse
6%
Dizziness
6%
Vertigo
100%
80%
60%
40%
20%
0%
Study treatment Arm
Defibrotide Plus LPS
Placebo Plus LPS
Defibrotide Plus Placebo
Placebo/Placebo

Trial Design

4Treatment groups
Experimental Treatment
Active Control
Placebo Group
Group I: High CRP LPS InterventionExperimental Treatment1 Intervention
High CRP Individuals with Major Depressive Disorder receiving LPS intervention
Group II: Low CRP LPS InterventionActive Control1 Intervention
Low CRP Individuals with Major Depressive Disorder receiving LPS intervention
Group III: Low CRP LPS PlaceboPlacebo Group1 Intervention
Low CRP Individuals with Major Depressive Disorder receiving placebo
Group IV: High CRP LPS PlaceboPlacebo Group1 Intervention
High CRP Individuals with Major Depressive Disorder receiving placebo
Treatment
First Studied
Drug Approval Stage
How many patients have taken this drug
Lipopolysaccharide
2017
Completed Phase 4
~260

Find a Location

Who is running the clinical trial?

Laureate Institute for Brain Research, Inc.Lead Sponsor
50 Previous Clinical Trials
5,277 Total Patients Enrolled
17 Trials studying Depression
2,589 Patients Enrolled for Depression

Media Library

Lipopolysaccharide (Other) Clinical Trial Eligibility Overview. Trial Name: NCT03142919 — Phase 2
Depression Research Study Groups: High CRP LPS Intervention, Low CRP LPS Placebo, Low CRP LPS Intervention, High CRP LPS Placebo
Depression Clinical Trial 2023: Lipopolysaccharide Highlights & Side Effects. Trial Name: NCT03142919 — Phase 2
Lipopolysaccharide (Other) 2023 Treatment Timeline for Medical Study. Trial Name: NCT03142919 — Phase 2
Depression Patient Testimony for trial: Trial Name: NCT03142919 — Phase 2

Frequently Asked Questions

These questions and answers are submitted by anonymous patients, and have not been verified by our internal team.

Does this experiment allow for participants who are octogenarians?

"In order to be included in this particular study, potential participants must 18-55 years old. There are 206 other trials that cater to patients under the age of 18 and 1003 for those senior citizens who are 65+."

Answered by AI

Are there any current openings for participants in this trial?

"That is correct, the study is still looking for patients. According to the clinicaltrials.gov website, the trial was originally posted on September 7th, 2017 and was last edited on August 30th, 2021. They are only recruiting at 1 site but need 100 participants in total."

Answered by AI

Could I potentially qualify to participate in this clinical trial?

"This study is enrolling 100 patients, within the ages of 18 and 55 who have major depressive disorder (mdd). It is important that participants also meet the following criteria: Depressed participants will be required to be in good general health (as evaluated during Visit 1, including EKG) and to be 18-55 years of age. Depressed participants will be required to have symptoms of depression (i.e. a PHQ-9 score ≥10) and be unmedicated for at least 3 weeks (8 weeks for fluoxetine) or treated with only one anti-depressant medication. Half"

Answered by AI

Has the FDA given their okay to Lipopolysaccharide?

"Although there is some data supporting Lipopolysaccharide's safety, it is a Phase 2 trial so none of the evidence collected thus far supports efficacy. Therefore, we have given it a score of 2."

Answered by AI

How many participants are being accepted into this experiment?

"That is correct. The listed clinical trial on clinicaltrials.gov is currently seeking patients. This particular study was posted on September 7th, 2017 and updated as recently as August 30th, 2021. A total of 100 patients will be participating at the single location."

Answered by AI

Who else is applying?

What state do they live in?
Oklahoma
How old are they?
18 - 65
What site did they apply to?
Laureate Institute for Brain Research
What portion of applicants met pre-screening criteria?
Did not meet criteria
Met criteria
How many prior treatments have patients received?
3+

What questions have other patients asked about this trial?

Anything that might be an disqualify factor?
PatientReceived 1 prior treatment

Why did patients apply to this trial?

Since 2014 Muskogee VA mental Health have tried every drug that by my medical condition can be administered but so far nothing has given me a good quality of life and feel this trial may benefit me. So please consider me as a trial candidate.
PatientReceived no prior treatments
~9 spots leftby Apr 2025