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RO7017773

Phase 2

Autism Spectrum Disorder | Small molecule | Psychiatry |Roche Holding AG|Trials Updated: Jan 28, 2025

RO7017773 development status

Highest phase Phase 2
Registered trials 3 across 1 sponsor since Apr 2018

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindPLACEBO_CONTROLLED
Total Trials2
Total Enrollment110

FDA Designations

No designations recorded

RO7017773 clinical trials

RO7017773 · 2 trials · 2 indications

Phase 2 1Phase 1 1
NCT04299464A 12-Week Placebo-Controlled Study to Investigate the Efficacy, Safety, and Tolerability of RO7017773 in Participants Aged 15-45 Years With Autism Spectrum Disorder (ASD)Autism Spectrum Disorder (ASD)
COMPLETED104 Analytics
PHASE2COMPLETED
A 12-Week Placebo-Controlled Study to Investigate the Efficacy, Safety, and Tolerability of RO7017773 in Participants Aged 15-45 Years With Autism Spectrum Disorder (ASD)
Autism Spectrum Disorder (ASD)Unlock trial analytics

Study Endpoints

Primary Endpoints

Change From Baseline to Week 12 in the Adaptive Behavior Composite (ABC) Score of the Vineland Adaptive Behavior Scales, Third Edition (Vineland-3)
Baseline to Week 12

Vineland-3 is a semi-structured interview that measures an individual's adaptive behavior across 3 domains: Communication, Socialization, and Daily Living skills. Each domain is composed of 3 subdomains. Subdomain raw score is based on item responses (3-point scale: 0=never present; 1=sometimes present; 2=usually present) and is calculated for each subdomain of the three main domains as the sum of the scores for each item within the subdomain. Raw scores of the 9 subdomains are used to derive Growth Scale Values (GSVs; range = 10-197). A conversion table for mapping raw scores to GSV scores is found in Appendix 3, Table B.2 in the Vineland-3 manual (Sparrow et al. 2016). GSV is a person-ability score used to track an individual's progress. Vineland-3 ABC Composite GSV score is calculated as the mean GSV score (summing the 9 GSV subdomain scores and dividing by 9; Vineland-3 ABC Composite GSV scores can range from 10-154). A higher score indicates better adaptive functioning.

Percentage of Brain Alpha5-Containing GABA-A Receptors Occupied by RO7017773
Baseline up to 48 hours (hrs)
Plasma Concentrations of RO7017773
Baseline up to 48 hrs

Secondary Endpoints

Number of Participants With at Least One Adverse Events (AEs)
Up to Week 18
Number of Participants With at Least One Serious Adverse Events (SAEs)
Up to Week 18
Number of Participants Discontinuing Treatment Due to AEs
Day 1 up to Week 12
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Study Design & Arms

AllocationRANDOMIZED
MaskingQUADRUPLE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
PlaceboPLACEBO_COMPARATORParticipants will receive placebo matched to RO7017773 for approximately 12 weeks.
RO7017773 Low DoseEXPERIMENTALParticipants will receive a fixed low dose of RO7017773 for approximately 12 weeks.
RO7017773 High DoseEXPERIMENTALParticipants will receive a fixed high dose of RO7017773 for approximately 12 weeks.
RO7017773EXPERIMENTALThe first two participants of the first cohort are anticipated to receive a single dose of RO7017773 orally. The doses to be tested in the subsequent cohorts of participants will be determined by review of PET scan, PK, and safety results from the previous dose level.

Interventions

NameTypeDescription
PlaceboDRUGParticipants will receive oral placebo for approximately 12 weeks.
RO7017773DRUGParticipants will receive oral RO7017773 for approximately 12 weeks.
[11C] Ro15-4513OTHERAt the start of each PET scan, participants will receive an intravenous dose of the radiolabeled tracer \[11C\]Ro15-4513.
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Eligibility Criteria

Age Range15 Years to 45 Years
SexALL
Healthy VolunteersNo
Study Sites21

Inclusion Criteria * Male and female participants with Autism Spectrum Disorder according to Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition (DSM-5) * Wechsler Abbreviated Scale of Intelligence (WASI-II) \>/= 50 at screening or within the last 12 months prior to screening * ASD...

Countries:United StatesCanadaItalySpainUnited Kingdom
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Competitive Landscape -Autism Spectrum Disorder 23 trials

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Frequently asked questions about RO7017773

What is RO7017773?

RO7017773 is an investigational small molecule developed by Roche Holding AG for Autism Spectrum Disorder. It has been studied in two completed clinical trials, including a Phase 2 placebo-controlled study in participants aged 15 to 45 years. It is not an approved therapy and remains in clinical development.

What is RO7017773 used for in Autism Spectrum Disorder?

RO7017773 was studied as a potential treatment for Autism Spectrum Disorder. The Phase 2 trial evaluated its efficacy, safety, and tolerability over 12 weeks in participants aged 15 to 45 years with ASD. No approved use exists; the compound is investigational.

Who makes RO7017773?

RO7017773 is developed by Roche Holding AG, which trades under the ticker RHHBY. Roche sponsored both clinical trials of the compound, including the Phase 2 study in Autism Spectrum Disorder and a Phase 1 PET imaging study.

What phase is RO7017773 in?

RO7017773 has completed Phase 2 testing. A 12-week placebo-controlled Phase 2 trial in Autism Spectrum Disorder is listed as completed, and an earlier Phase 1 PET study is also completed. The drug is investigational and has not been approved for any indication.

What clinical trials is RO7017773 in?

RO7017773 has been evaluated in two completed trials. NCT04299464 was a 12-week placebo-controlled Phase 2 study in Autism Spectrum Disorder with 104 participants across the United States, Canada, Italy, and Spain. NCT03507569 was a Phase 1 PET study with 6 participants in the United Kingdom.

How many people were enrolled in RO7017773 trials?

Across the two completed trials, 110 participants were enrolled. The Phase 2 Autism Spectrum Disorder study, NCT04299464, enrolled 104 participants, and the Phase 1 PET study, NCT03507569, enrolled 6 participants. Both studies were randomized and double-blind where applicable.