Skip to content

Comparison of sulfasalazine and leflunomide based combination therapies in patients with psoriatic arthritis who failed to achieve adequate response with methotrexate monotherapy

Comparison of sulfasalazine versus leflunomide based combination disease modifying anti-rheumatic drug (DMARD) therapies in patients with psoriatic arthritis failing methotrexate monotherapy: A Randomized Control Trial

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
CTRI
Registry ID
CTRI/2019/10/021776
Enrollment
160
Registered
2019-10-23
Start date
Unknown
Completion date
Unknown
Last updated
2021-11-24

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

Conditions

Health Condition 1: M138- Other specified arthritis

Interventions

Intervention1: Methotrexate and Sulfasalazine combination therapy : Tab. sulfasalazine 500 mg orally once a day for 1 week, twice a day for 1 week thrice a day for 1 week and 1 gm twice daily for re

Sponsors

Intramural Grant from Institute
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: 1) Age >18 years satisfying CASPAR classification criteria for PsA 2) At least 3 peripheral joints with active arthritis at the initiation of treatment with methotrexate monotherapy 3) Patients who have failed to respond (didnâ??t achieve MDA, patients were characterized achieving MDA if they achieve 5 of 7 criteria- tender joint count <=1; swollen joint count <=1; Psoriasis Activity and Severity Index (PASI) <=1; patient pain visual analogue score (VAS) <=15 mm; patient global disease activity VAS <=20 mm; health assessment questionnaire score <=0·5; and <=1 tender entheseal points )to stable dose (25 mg or maximum tolerable dose) of methotrexate monotherapy for minimum of 6 weeks.

Exclusion criteria

Exclusion criteria: 1) End-stage disease (deformed fixed joints) 2) Contraindications to DMARD therapy (Chronic alcoholism, chronic liver disease, evidence of acute/chronic infection, chronic kidney disease, patients with leucopenia ( 2 times of upper normal value and creatinine clearance 3) Pregnant, lactating women and patients (both men and women) of reproductive age group unwilling for contraceptive use who have not completed the family c) Withdrawal criteria: 1) Serious infections 2) Not tolerating the medications 3) Creatinine level above the normal value 4) SGOT or SGPT more than 3 times of normal values 5) Thrombocytopenia (less than 1 lac) 6) Leucopenia (less than 3000)

Design outcomes

Primary

MeasureTime frame
Response to treatment - PsARCTimepoint: At 12 weeks

Secondary

MeasureTime frame
1. Change in functional ability (Indian Health Assessment Questionnaire; iHAQ) at the end of 12 weeks of therapy. 2. Proportion of patients achieving ACR 20 and ACR 50 response at 12 weeks. 3. PASI response at the end of 12 weeks. 4. DAPSA response at the end of 12 weeks. 5. Percentage of patients reaching MDA in each group. 6. Safety of study medications.Timepoint: 12 weeks

Countries

India

Contacts

Public ContactDr Manoj Kumar

Jawaharlal Institute Of Postgraduate Medical Education & Research (JIPMER)

vsnegi22@yahoo.co.in0413-2297353

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Feb 4, 2026