ClinicalTrials.gg
AvailableNCT06034886Updated Jan 9, 2026

Expanded Access Protocol of Troriluzole in Patients With Spinocerebellar Ataxia (SCA)

An expanded access record providing Troriluzole in SCA and Spinocerebellar Ataxias, sponsored by Biohaven Pharmaceuticals, Inc.. Available. Open to participants aged 18 Years and older. Per ClinicalTrials.gov, last updated 2026-01-09.

Sponsored by Biohaven Pharmaceuticals, Inc. · Expanded access

Study type
Expanded access
Access type
Intermediate-size population
Ages
18 Years and older
Sex
All
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Study summary

The purpose of this expanded access protocol is to provide access to the investigational drug troriluzole in patients with spinocerebellar ataxia (SCA).

Read the detailed description

This is an Intermediate-Size Patient Population Expanded Access Protocol designed to provide treatment use of troriluzole to patients with spinocerebellar ataxia (SCA) who are considered to be eligible in the clinical judgement of the Investigator/treating physician. The population includes both troriluzole naive patients and patients participating in previous clinical trials with troriluzole (BHV4157-201 and BHV4157-206) who have a confirmed diagnosis of spinocerebellar ataxia.

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Conditions studied

  • SCA
  • Spinocerebellar Ataxias
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In context

Spinocerebellar Ataxias

94 studies on the registry are indexed under Spinocerebellar Ataxias; 24 are open to participants now.

Browse Spinocerebellar Ataxias studies →

Lead sponsor

Biohaven Pharmaceuticals, Inc. is the lead sponsor of 15 studies on the registry; 1 is open to participants now.

Of its 10 completed or terminated interventional studies of FDA-regulated products, 6 (60%) have results posted.

Counted across the registry records on this site, refreshed daily.

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Who can participate

Ages eligible
18 Years and older
Sexes eligible
All

Eligibility criteria

Key Inclusion Criteria:

  • Patient has a confirmed diagnosis of Spinocerebellar Ataxia (SCA), defined as either clinical evidence supporting diagnosis OR confirmed genotypic diagnosis.
  • Adequate hepatic function.

Key Exclusion Criteria:

  • Patient is known to have acute or chronic liver disease that is in the judgement of the Physician.
  • Patient has a history of a clinically significant medical condition that would interfere with the patients ability to comply with the expanded access protocol or would place the patient at increased risk.
Terms in these criteria, in plain language(1)

Underlined terms in the criteria open these too. Explained by clinicaltrials.gg, not part of the registry record. The study team decides who can take part.

Clinically significant

Judged by the study doctor to matter for your health or for the study. It is a doctor’s decision, so ask the study team if you are unsure whether something counts.

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Access details

Study type
Expanded access
Access type
Intermediate-size population

Available treatment

  • BHV-4157 140mg, 200mg or 280mg once daily by mouth.

    Also known as: BHV-4157

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Where to request access

No study locations are listed for this record.

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Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Jan 9, 2026, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
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Registry details

Key details

Study ID
NCT06034886
Lead sponsor
Biohaven Pharmaceuticals, Inc.
Responsible party
Sponsor
First posted
Sep 13, 2023
Last update
Jan 9, 2026

Study contacts

Early Access Care
Contact
Troriluzole.EAP@earlyaccesscare.com
1-203-441-7938 ext. 175
View the source record on ClinicalTrials.gov ↗

Requesting access

Expanded access is arranged between your doctor and the company. Ask your care team to contact the provider listed on this record.

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Discussion

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