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EFFECTS OF ABATACEPT on the Progression to Rheumatoid Arthritis(PALABA Study)

EFFECTS OF ABATACEPT ON THE PROGRESSION TO RHEUMATOID ARTHRITIS IN PATIENTS WITH PALINDROMIC RHEUMATISM (PALABA)

Status
Completed
Phases
Phase 4
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT03669367
Acronym
PALABA
Enrollment
70
Registered
2018-09-13
Start date
2019-06-03
Completion date
2024-09-30
Last updated
2025-02-26

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Palindromic Rheumatism, Wrist

Brief summary

The main objective of this trial is to test the hypothesis that abatacept can reduce the progression of rheumatoid arthritis in ACPA+ or RF+ patients with palindromic rheumatism compared with patients treated with hydroxychloroquine.

Detailed description

The main objective of this trial is to test the hypothesis that abatacept can reduce the progression of rheumatoid arthritis in ACPA+ or RF+ patients with palindromic rheumatism compared with patients treated with hydroxychloroquine.

Interventions

Abatacept subcutaneous in monotherapy 125 mg/week during the first year (12 months). Abtacept subcutaneus in monotherapy 125 mg/2weeks during the second year.

DRUGhydroxycloroquina

oral hydroxycloroquina 5 mg/Kg/day for 2 years (0-48 months)

Sponsors

Fundacion Clinic per a la Recerca Biomédica
Lead SponsorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Intervention model description

National multi-center study, open, controlled and randomized

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Patients with PR according to Guerne and Weissman modified criteria (18) and with: * Disease evolution \> 3 months and \< 24 months. * ACPA positivity proven by ELISA test or chemiluminescence (CCP2) and/or Rheumatoid factor positivity (ELISA, nephelometry or chemiluminescence). * Greater than 18 years of age.

Exclusion criteria

* Persistent arthritis: (involvement in one or more joints \> 1 week). * Criteria of other rheumatic diseases (RA, SLE, etc.). * Evidence of radiographic damage (join erosions). * Absence of ACPA or RF. * Contraindication or intolerance to study drugs (abatacept or hydroxychloroquine). * Steroid treatment one month before study entry. * Previous antitrheumatic therapy with synthetic DMARDS (methotrexate, leflunomide, sulfasalazine, cyclosporine, antimalarials.) or biological DMARDs. * Pregnant women or who want to be pregnant during the study.

Design outcomes

Primary

MeasureTime frameDescription
The main objective of this trial is to test abatacept efficacyAt any time during the follow-up (up to 24 months)number of participants developed persistent arthritis fulfilling criteria of Rheumatoid Arthritis according to EULAR/ACR 2010 classification criteria persistent arthritis (RA criteria)

Secondary

MeasureTime frameDescription
Number of participants with treatment-related adverse events as asesedAt any time during the follow-up (up to 24 months)Number of participants with treatment-related adverse events as asesed
number of participants with titles positives on serum ACPA.(anti-CarP antibodies)At any time during the follow-up (up to 24 months)number of participants with titles positives on serum ACPA.(anti-CarP antibodies)

Countries

Spain

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: May 16, 2026