Higher dose offers new hope for psoriasis patients who stopped responding to standard therapy

NCT ID NCT01680159

What the study statuses mean

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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 This study
The trial has finished. Results may not be published yet.
Stopped early
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This status has not been confirmed recently, so it may be out of date.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 tested a higher dose (10 mg/kg every 8 weeks) of the drug TA-650 in 51 adults with psoriasis who had initially improved on the standard dose of Remicade but later lost that benefit. The goal was to see if the increased dose could again reduce skin symptoms. Participants were monitored for safety and how well their psoriasis cleared up.

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 3

Large-scale testing in a bigger group. Usually the last step before a treatment can be approved.

Participants

51 people

The number who actually took part.

Start date

Jul 2012

Finished

Mar 2015

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

16 to 75 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: * Patients who have already been diagnosed as having plaque psoriasis, psoriatic arthritis, pustular psoriasis (excluding a localized), or psoriatic erythroderma. * Patients in whom effect of the treatment was confirmed for a certain period after the start of administration of Remicade® at 5 mg/kg at every 8 weeks but decreased thereafter. Exclusion Criteria: * Patients who have guttate psoriasis. * Patients who have drug-induced psoriasis * Patients who have previously used any other biological products than infliximab. * Patients who have a concomitant diagnosis, or a history within 6 months prior to provisional enrollment, of serious infections that need hospitalization. * Patients who have a concomitant diagnosis, or a history within 6 months prior to provisional enrollment, of opportunistic infections * Female patients who are pregnant, breast-feeding, or possibly pregnant.

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

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

Contacts and locations

Locations

  • Investigational site

    Chugoku, Japan

  • Investigational site

    Chūbu, Japan

  • Investigational site

    Hokkaido, Japan

  • Investigational site

    Kanto, Japan

  • Investigational site

    Kinki, Japan

  • Investigational site

    Kyushu, Japan

  • Investigational site

    Tōhoku, Japan

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