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Autism Spectrum DisorderPhase 2SPROUTNCT03829878

Efficacy, Safety, and Tolerability Study of Oral Full-Spectrum MicrobiotaTM (CP101) in Subjects With Autism Spectrum Disorder and Associated GI Symptoms (SPROUT)

A Phase 2 study testing CP101 in people with Autism Spectrum Disorder and Autism, run by Finch Research and Development LLC..

Withdrawn

Withdrawn. The study stopped before anyone enrolled.

Official record
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Trial summary

Adolescent autism spectrum disorder subjects with associated GI symptoms will be randomized to receive oral dosing of CP101 capsules in Treatment Group I or matching placebo capsules in Treatment Group II. Read more about this study

Who is it for?
Ages 5 to 17 years
Conditions the study is for
Autism Spectrum Disorder, Autism, ASD
What is being tested?
CP101
Type of treatment
Pill or oral medicine
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
0 participants
Where
No sites listed yet
Study dates
May 2020to Dec 2021
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 5 to 17 years
  • All sexes
  • No healthy volunteers
  • Child

Who may be able to join

  • Male or Female ages 5 to 17
  • Diagnosis of ASD by health care provider
  • CARS-2 score ≥35 by the study evaluator
  • 1 year history of chronic abnormal bowel function with/without GI symptoms
  • GSRS/Constipation sub-score ≥3.0, or/and GSRS/diarrhea sub-score ≥3.0, during Screening

Who cannot join

  • Inability to ingest intact capsules.
  • Change or anticipated change of prescription medications and/or nutrition supplement and/or therapy to treat ASD symptoms
  • Prior history, evidence, or diagnosis of inflammatory bowel disease or chronic autoimmune GI disease
  • Below 5th percentile for weight on Centers for Disease Control and Prevention (CDC) growth chart based on age
  • History of fecal microbiota transplantation (FMT) for any condition, regardless of route of administration within 12 months of Screening, or plan to undergo during the study
  • History of epilepsy or any other seizure (except febrile seizure) disorder.
Show all 13Show fewer
  • Enrollment in any other investigational drug or device study within 8 weeks prior to investigational study medication (CP101/placebo) administration or within 5 half-lives of the last dose of the previous investigational compound, whichever is longer.
  • Major intra-abdominal surgery within the past 60 days prior to Screening (excluding appendectomy or cholecystectomy) and/or planned invasive surgery/hospitalization during the study.
  • Use of systemic antibiotics, systemic antiviral, or systemic antifungal (non-topical) for any condition during 8 weeks prior to Screening, or any anticipated use of above for any condition (e.g., frequent otitis media requiring antibiotics) before EOT (Week 24).
  • Recent change or anticipated change of non-dietary probiotics.
  • Any clinically significant condition that would jeopardize the safety or rights of the subject, or would confound the results of the study, in the opinion of the Principal Investigator.
  • Clinically significant laboratory abnormalities at Screening at the discretion of the Principal Investigator.
  • Pregnant, breast-feeding, or positive pregnancy test at Screening (for females of child-bearing potential) or for sexually active subjects (as determined by the Principal Investigator), who refuses to practice an acceptable form of birth control for the duration of the study.

About this study

Official title: A Randomized Double-Blind Placebo Controlled Cross-Over Study of CP101 (Full-Spectrum Microbiota®) in Children With Autism Spectrum Disorder and Associated Gastrointestinal Symptoms

Adolescent autism spectrum disorder subjects with associated GI symptoms will be randomized to receive oral dosing of CP101 capsules in Treatment Group I or matching placebo capsules in Treatment Group II. The purpose of this study is to demonstrate the safety and effectiveness of CP101 in subjects with ASD and associated GI symptoms.

Read the detailed description

This is a Randomized Double-Blind Placebo Controlled Study of CP101 (Full-Spectrum Microbiota®) in Children with Autism Spectrum Disorder and Associated Gastrointestinal Symptoms

Being tested
CP101, Placebo
Medical subject headings
Autism Spectrum Disorder, Autistic Disorder, Child Development Disorders, Pervasive

What participants receive

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

  • CP101Drug

    Also called FSM

    Orally administered donor derived full spectrum microbiota

  • PlaceboDrug

    Placebo for CP101

Study groups in NCT03829878
Study groupRoleWhat they receive
CP101ExperimentalCP101 (Full Spectrum Microbiota) Capsule
Receives: Drug: CP101
PlaceboPlacebo comparatorPlacebo for CP101
Receives: Drug: Placebo

What is being measured

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

  1. Childhoood Autism Rating Scales-2 (CARS-2)

    Two 15-item rating scales completed by the clinician (each designed for a different population); and an unscored Parent/Caregiver Questionnaire

    Measured: 24 weeks

Secondary outcomes (7)
  1. Aberrant Behavior Checklist-2 (ABC-2)

    Scoring scale range from 1-3 for a 58 question, 5 behavior category assessments. All categories summed for individual total scores (7-48). Individual total scores determine severity (the higher, the more severe).

    Measured: 55 weeks

  2. Social Responsiveness Scale-2 (SRS-2)

    Total Score; Scores for 5 Treatment Subscales; Scores for 2 DSM-5 Compatible Subscales

    Measured: 55 weeks

  3. Parent Global Impressions-III (PGI-III)

    19 question assessment evaluating parent observations from "much worse" to "much better".

    Measured: 55 weeks

  4. Gastrointestinal Symptom Rating Scale (GSRS)

    Contains 15 items, uses a seven-graded Likert scale, where 1 represents the most positive option and 7 the most negative one.

    Measured: 55 weeks

  5. Gastrointestinal Stool & Symptom Questionnaire for Autism (GSSQA)

    17 item assessment evaluating GI symptoms on a scale from "Not at all" to "Almost always".

    Measured: 55 weeks

  6. Reynolds Intellectual Assessment Scales-2-Nonverbal (RIAS-2-NV)

    IQ test with 8 sub-categories. Scores from each category summed, then indexed

    Measured: 55 weeks

  7. Autism Diagnostic Interview-Revised (ADI-R)

    The ADI-R provides a diagnostic algorithm for autism as described in both the ICD-10 and DSM-IV. The instrument focuses on behavior in three main areas: qualities of reciprocal social interaction; communication and language; and restricted and repetitive, stereotyped interests and behaviors.

    Measured: 55 weeks

Timeline

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

  1. First posted4 Feb 2019
  2. Study startMay 2020 (estimated)
  3. Primary completionMay 2020 (estimated)
  4. Study completionDec 2021 (estimated)

Why it stopped: Study not started

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
Crossover
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
0 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03829878
Sponsor's protocol ID
CP101-ASD-203
Acronym
SPROUT
Status last verified
Apr 2021
First submitted
28 Jan 2019
Last updated
8 Apr 2021
Results posted
No
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing CP101 in people with Autism Spectrum Disorder and Autism, run by Finch Research and Development LLC..

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 5 inclusion and 13 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: withdrawn, as of the sponsor's last update on 8 Apr 2021. Status can change between updates, so confirm with the study contact before making plans.

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?

The study was withdrawn before enrolling participants, so there are no results.

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?

Childhoood Autism Rating Scales-2 (CARS-2) (time frame: 24 weeks). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
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 8 Apr 2021.

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SPROUT Clinical Trial NCT03829878 | AzTrials