The Safety and Efficiency of Sirolimus in Primary Antiphospholipid Syndrome: a Randomized Control Study

Trial statusNot yet recruiting
Trial phasePhase 2
Trial typeInterventional
Biological sexAll
Age18-70
SponsorPeking University People's Hospital

About this trial

This study is an Investigator initiated, randomized, multicenter, double-blind, placebo-control study. The aim of this study is to evaluate the safety and efficiency of Sirolimus for primaty antiphospholipid syndrome patients at week 24 and week 48.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Understand and sign the informed consent form

Male or Female

aged 18-70 at the time of screening visit

Met 2006 Sapporo classification criteria of APS or 2023 ACR/EULAR classification criteria of APS

Disqualifiers

history of serious adverse events or contraindication to Sirolimus

Catastrophic APS within 90 days

Acute thrombosis within 30 days

≥4/11 American College of Rheumatology Classification Criteria for SLE or other systemic autoimmune diseases

Trial design

Design model

Parallel

Treatments tested in this trial

  • Sirolimus

    Drug

    Subjects will receive Sirolimus 1.5mg/d for 48 weeks in addition to their ongoing APS treatment regimen

  • Placebo

    Drug

    Subjects will receive Placebo 1.5mg/d for first 24 weeks and Sirolimus 1.5mg/d for next 24 weeks in addition to their ongoing APS treatment regimen

Treatment groups

70 Participants
are divided into 2 treatment groups
Group A: SirolimusExperimental treatment 1 intervention
Group B: placeoboPlacebo comparator 1 intervention

Trial outcomes

Primary outcomes

1

Complete response(CR) rate at week 24

CR will be defined as follows: 1.No thrombosis events; 2.PLT ≥100 and with nobleeding; 3. No persistent autoimmnune haemolytic anaemia; 4. No skin ulcer; 5.No renal thrombotic microangiopathy; 5.Normal cognitive function (MoCA score ≥26).

Time frame
week 24
2

Partial response (PR) rate at week 24

PR will be defined as one of follows: 1.superficial thrombotic events;2. PLT ≥30 or increased at least 2 times of baseline and with no bleeding;3.haemoglobulin concentration normal or increased 20g/L compared to baseline; 4.50% improvement; 5. a serum creatinine level 15% abov baseline, RBCs per high-power field 50% above baseline with no casts, 50% improvement in the urinary prt:cr; 6. milde cognitive diysfunction (MoCA 9\~25).

Time frame
week 24

Secondary outcomes

1

Complete response(CR) rate at week 48

CR will be defined as follows: 1.No thrombosis events; 2.PLT ≥100 and with nobleeding; 3. No persistent autoimmnune haemolytic anaemia; 4. No skin ulcer; 5.No renal thrombotic microangiopathy; 5.Normal cognitive function (MoCA score ≥26).

Time frame
week 48
2

Partial response (PR) rate at week 48

PR will be defined as one of follows: 1.superficial thrombotic events;2. PLT ≥30 or increased at least 2 times of baseline and with no bleeding;3.haemoglobulin concentration normal or increased 20g/L compared to baseline; 4.50% improvement; 5. a serum creatinine level 15% abov baseline, RBCs per high-power field 50% above baseline with no casts, 50% improvement in the urinary prt:cr; 6. milde cognitive diysfunction (MoCA 9\~25).

Time frame
week 48
3

Rate of Participants with adverse effects and serious adverse effects during treatment

Adverse effects include fever, rash, abnormal liver function, rate of new-onset infections and any abnormal measures after recivede study drug.

Time frame
baseline to week 48

Other outcomes

Locations

This trial has no locations.

Sponsors and contacts

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