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Clinical trialNCT01724476CompletedPhase 4Interventional

A Trial of Folate With B12 in Patients With Schizophrenia With Residual Symptoms in Ethiopia

SponsorMassachusetts General HospitalEnrollment200Schizophrenia
View the registry record on ClinicalTrials.gov

Summary

The lay summary the sponsor registered on ClinicalTrials.gov.

The investigators propose to conduct a randomized Sequential Parallel Design for Double-Blind Phase fixed dose, 4-month trial of folate plus B12 as add-on therapy in 200 Ethiopian subjects with schizophrenia with stable residual positive or negative symptoms.
clinicaltrials.gov ↗

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

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

Ethiopia
  • Amanuel Mental Hospital

    Addis Ababa, Ethiopia

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

Drugs studied

The drug and biological interventions registered on this study, normalized to their RxNorm ingredient where possible.

Folate with B12Placebo
Linked drugs open the directory filtered to KOLs working with them.clinicaltrials.gov ↗

Registration & key dates

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

Start
31 Dec 2014
Primary completion
31 Mar 2017
Completion
31 Dec 2017
Last update posted
15 Aug 2018
Registered enrollment
200
Registry id
NCT01724476
clinicaltrials.gov ↗

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 24 Aug 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.