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Clinical trialNCT03758521RecruitingObservational

Natural History Study of Patients With Succinic Semialdehyde Dehydrogenase (SSADH) Deficiency

SponsorBoston Children's HospitalEnrollment55Succinic Semialdehyde Dehydrogenase Deficiency
View the registry record on ClinicalTrials.gov

Summary

The registered summary isn't in our current data snapshot. Read it on the ClinicalTrials.gov record ↗. Why? →

Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

4 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

Germany
  • University Children'S Hospital

    Heidelberg, Heidelberg, Germany

    Thomas Opladen, MD
    Recruiting
Spain
  • Sant Joan de Deu Hospital Barcelona

    Barcelona, Spain

    Active, not recruiting
United Kingdom
  • Birmingham Children'S Hospital Nhs Foundation Trust

    Birmingham, United Kingdom

    Evangeline Wassmer
    Not, yet, recruiting
United States
  • Boston Children'S Hospital

    Boston, Massachusetts, United States

    Phillip L Pearl, MD
    Recruiting

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

No drug or biological interventions are in our data for this study — it may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start
15 Jan 2019
Primary completion
31 May 2029
Completion
30 Jun 2029
Last update posted
13 Jan 2026
Registered enrollment
55
Registry id
NCT03758521
clinicaltrials.gov ↗

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 12 Jul 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.