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Alzheimer's drug SPG302 safety study ends early

NCT ID NCT06833281

Disease control Sponsor: Spinogenix Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early This study
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study aimed to check the long-term safety and effects of a daily pill called SPG302 in people with mild-to-moderate Alzheimer's disease. It included 12 participants who had already been in a previous SPG302 study. The study was terminated early, so results are limited.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Phase 2

Tests whether the treatment actually works, and watches for side effects, in a larger group.

Participants

12 people

The number who actually took part.

Started

Mar 2025

Finished

Oct 2025

Lead sponsor

A company

The lead sponsor is a pharmaceutical, biotech, or medical-device company.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

45 to 85 years

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Diagnosis of mild to moderate AD * Clinical laboratory values within normal range or \< 1.5 times ULN * Life expectancy of \>2 years * Able and willing to provide written informed consent * Must have participated in all study activities of SPG302-ALZ-101, the parent study Exclusion Criteria: Any physical or psychological condition that prohibits study completion * Known cardiac disease * Active or history of malignancy in the past 5 years * Serious infection that will not be resolved by first day of study intervention. * History of clinically significant CNS event or diagnosis in the past 5 years. * Acute illness within 30 days of Day 1 * History of suicidal behavior or suicidal ideation * History of chronic alcohol use or substance abuse in the last 5 years * HIV, hepatitis B and/or hepatitis C positive * Vaccines within 14 days * Receipt of investigational products within 30 days * Blood donation within 30 days * Pregnant or breastfeeding

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Conditions

The condition(s) this trial relates to.

Alzheimer disease

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Alzheimer's disease

Contacts and locations

Locations

  • Flinders Medical Center

    Adelaide, South Australia, 5000, Australia

  • St. Vincent's Hospital

    Sydney, New South Wales, 2010, Australia

More trials for these conditions

Other studies related to the condition(s) this trial covers.