MedPath

Prednisolone in Early Diffuse Systemic Sclerosis

Phase 2
Completed
Conditions
Systemic Sclerosis
Interventions
Drug: Placebo oral capsule; From August 2020 'no additional treatment'
Registration Number
NCT03708718
Lead Sponsor
Prof. Ariane herrick
Brief Summary

This is a randomised placebo-controlled study of moderate dose prednisolone for 6 months in patients with early diffuse cutaneous systemic sclerosis (dcSSc). Seventy-two patients within 3 years of the onset of skin thickening will be recruited from 14 UK centres over 3 years. Co-primary end-points will be the Health Assessment Questionnaire Disability Index (HAQ-DI) and the modified Rodnan skin score (mRSS). Patients will be assessed 5 times: screening, baseline, 6 weeks, 3 and 6 months, with a code-break on exit from the study at 6 months.

Please note: From August 2020, the trial was re-started following halt due to Covid-19 as open-label. The placebo arm is the 'no treatment' arm and there is no longer a code-break at study exit.

Detailed Description

The study is a non-commercial phase II randomised, double-blind, placebo-controlled, multi-centre study to test moderate dose prednisolone versus placebo in patients with early diffuse cutaneous systemic sclerosis (dcSSc).

Our aim is to investigate whether treatment with the steroid prednisolone is beneficial in patients with early diffuse cutaneous systemic sclerosis (also termed "scleroderma"). This is a controversial subject. Although it is very possible that prednisolone can help relieve the severe pain, itching, and disability (due to contractures and musculoskeletal involvement) of early diffuse scleroderma, doctors are often reluctant to prescribe prednisolone because of possible side effects, particularly an increased risk of serious kidney problems. Our proposed trial, treating patients with either prednisolone or placebo therapy for 6 months, should provide clinicians with a long awaited answer to the important clinical question: Can prednisolone be used as a therapy in this group of patients?

The study, funded by Arthritis Research UK, aims to determine:

1. Is moderate dose prednisolone effective in reducing pain, disability and skin thickening in patients with early diffuse scleroderma?

2. Is moderate dose prednisolone a safe therapy in patients with early diffuse scleroderma (with particular reference to kidney function)?

If the answer to both is 'yes', then prednisolone therapy will be much more widely prescribed for this patient group.

The patient population will be selected from individuals with early dcSSc, as defined by skin involvement of less than 3 years, who are considered potentially able to benefit from this treatment. Following screening, to minimise bias, eligible patients will be randomised at the baseline visit to receive either daily moderate dose prednisolone (as determined by body weight) or a matched placebo. To further eliminate subjective and unrecognised bias both the research team and patients will be blind to the randomisation. A placebo control, as opposed to an active treatment control, will be administered. This is necessary as the study treatment is adjunctive to and not a substitute for any other therapies which may be prescribed, such as immunosuppressant therapies.

Patients will attend on 5 occasions (screen, baseline, 6 weeks, 3 and 6 months). All patients will be considered off-study at the end of the 6 month visit whereupon the treatment code will be broken. At each visit a number of measurements will be taken including functional ability, degree of skin involvement (skin score), mood and kidney function. This will allow us to determine whether 'active' (prednisolone) therapy is effective and free from serious side-effects.

Please note: from August 2020, due to Covid-19 the trial was re-designed and re-started following trial halt as open-label. A placebo is no longer required. The aims, primary outcome measures and number of visits remain unchanged. However, to further mitigate the ongoing impact of Covid-19, the screen and baseline assessments may now be conducted at the same visit. Remote visits can also be carried out at 6 weeks and 6 months, if necessary.

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
35
Inclusion Criteria
  1. Patients presenting with dcSSc with skin involvement extending to the proximal limb and/or trunk.
  2. Male or female age ≥ 18 years.
  3. Skin involvement of less than 3 years defined by patient report or clinician opinion.
  4. Patient is able and willing to follow the requirements of the study.
  5. Fully written informed consent.
Exclusion Criteria
  1. Patients with significant uncontrolled Stage 1 Hypertension (clinic BP >140/90mmHg i.e. either >140mmHg OR >90mmHg). Patients with previous hypertension which is controlled (clinic BP <140/90mmHg) for at least 4 weeks are considered eligible.
  2. Previous renal crisis or significant renal impairment (estimated Glomerular Filtration Rate (eGFR) < 40 ml/min).
  3. Patients currently on steroid therapy, or previous steroid therapy within the last 4 weeks, with the exception of inhaled steroids for respiratory diseases.
  4. Patients currently participating in another randomised controlled trial of an investigational agent or device, or previous participation within the last 30 days.
  5. Patients currently receiving an immunosuppressant or biologic therapy the dose of which has changed in the last 4 weeks prior to the baseline visit, or is likely to change during the first 3 months of study treatment.
  6. Patients with major myositis or inflammatory arthritis. Patients with low level myositis or inflammatory arthritis are eligible for inclusion (for example, in the case of myositis, a creatine kinase less than 4 times the upper limit of normal or myositis only demonstrable on magnetic resonance imaging).
  7. Female patients who are pregnant at time of screening.
  8. Female patients who are breastfeeding.
  9. Patients with significant inflammatory bowel disease as judged by the investigator.
  10. It is important that patients do not suddenly stop taking the study medication. Patients who do not fully understand this, will be excluded.
  11. Patients who are unwilling or unable to provide informed consent.

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Placebo oral capsule; From August 2020 - 'no additional treatment'Placebo oral capsule; From August 2020 'no additional treatment'The placebo will be a hard gelatine capsule filled with lactose BP and identically matched to the prednisolone capsules. The placebo will be self-administered once a day, orally with water before or after a meal. Dosing will be continuous for a total of 6 months. From August 2020 - no placebo capsule will be administered.
PrednisolonePrednisolone 5 mgPrednisolone 5mg enteric-coated tablets, over-encapsulated in a hard gelatine capsule and filled with lactose BP. The prednisolone will be self-administered, orally with water before or after a meal once a day. Dosing will be continuous for a total of 6 months. The total dose prescribed will be equivalent to approximately 0.3mg/kg/day. The minimum dose prescribed will be 10mg per day (2 capsules) and a maximum of 30mg per day (6 capsules). From August 2020: The prednisolone is no longer over-encapsulated. Prednisolone 5mg enteric-coated tablets will be prescribed and taken as above.
Primary Outcome Measures
NameTimeMethod
Health Assessment Questionnaire Disability Index (HAQ-DI)Baseline to 3 months

The mean difference in HAQ-DI at 3 months

modified Rodnan Skin Score (mRSS)Baseline to 3 months

The difference in mRSS at 3 months

Secondary Outcome Measures
NameTimeMethod
Health related quality of life - Assessed by QuestionnaireBaseline to 6 weeks, 3 months and 6 months

Short Form (36) Health Survey

Pain and disability - Assessed by QuestionnaireBaseline to 6 weeks, 3 months and 6 months

Assessment of Arthritis Index

Fatigue - Assessed by QuestionnaireBaseline to 6 weeks, 3 months and 6 months

Functional Assessment of Chronic Illness Therapy (FACIT)

Health related quality of Life - Assessed by QuestionnaireBaseline to 6 weeks, 3 months and 6 months

EuroQol 5 Dimensions

Hand function - Assessed by QuestionnaireBaseline to 6 weeks, 3 months and 6 months

Cochin Hand Function

Assessment of pain - Clinician assessmentBaseline to 6 weeks, 3 months and 6 months

Joint Count: The number of tender or swollen joints are assessed from 14 anatomical sites (both left and right side) and recorded out of a total of 28 (14 sites, left and right side) tender joints and 28 swollen joints

Quality of life and functional ability - Assessed by QuestionnaireBaseline to 6 weeks and 6 months

HAQ-DI

Functional ability - Assessed by QuestionnaireBaseline to 6 weeks, 3 months and 6 months

11-point Scleroderma Functional Index

Pain associated with itch - Assessed by QuestionnaireBaseline to 6 weeks, 3 months and 6 months

Assessment of Pruritus

Pain and disabilityBaseline to 6 weeks, 3 months and 6 months

Assessment in percentage change of mRSS

Anxiety and depression - Assessed by questionnaireBaseline to 6 weeks, 3 months and 6 months

Hospital Anxiety and Depression Scale (HADS) . This questionnaire has 14 questions, each with 4 options designed to assess aspects of mental health

Trial Locations

Locations (14)

Aintree University Hospitals NHS Foundation Trust

🇬🇧

Liverpool, Merseyside, United Kingdom

Ninewells Hospital and Medical School - NHS Tayside

🇬🇧

Dundee, United Kingdom

Salford Royal NHS Foundation Trust

🇬🇧

Salford, Greater Manchester, United Kingdom

The Dudley Group NHS Foundation Trust

🇬🇧

Dudley, West Midlands, United Kingdom

Aberdeen Royal Infirmary - NHS Grampian

🇬🇧

Aberdeen, Aberdeenshire, United Kingdom

Royal National Hospital For Rheumatic Diseases - Royal United Hospitals Bath NHS Foundation Trust

🇬🇧

Bath, Somerset, United Kingdom

Southmead Hospital Bristol - North Bristol NHS Trust

🇬🇧

Bristol, United Kingdom

Glasgow Royal Infirmary -

🇬🇧

Glasgow, Lanarkshire, United Kingdom

Queen's Medical Centre - Nottingham University Hospitals NHS Trust

🇬🇧

Nottingham, Nottinghamshire, United Kingdom

Royal Hallamshire Hospital - Sheffield Teaching Hospitals NHS Foundation Trust

🇬🇧

Sheffield, South Yorkshire, United Kingdom

Freeman Hospital - The Newcastle upon Tyne Hospitals NHS Foundation Trust

🇬🇧

Newcastle Upon Tyne, Tyne And Wear, United Kingdom

Addenbrooke's Hospital - Cambridge University Hospitals NHS Foundation Trust

🇬🇧

Cambridge, Cambridgeshire, United Kingdom

Leeds Institute of Rheumatic and Musculoskeletal Medicine

🇬🇧

Leeds, West Yorkshire, United Kingdom

Royal Free London NHS Foundation Trust

🇬🇧

London, United Kingdom

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