ClinicalTrials.gg
TerminatedNCT06281236Updated May 16, 2025

A Trial of Prednisolone in Combination With SPI-62 in Participants With Polymyalgia Rheumatica (PMR)

A Phase 1 interventional study of Prednisolone and SPI-62 in Polymyalgia Rheumatica, sponsored by Sparrow Pharmaceuticals. Terminated at 5 sites in Germany. Open to participants aged 18 Years and older. Per ClinicalTrials.gov, last updated 2025-05-16.

Sponsored by Sparrow Pharmaceuticals · Phase 1, Interventional, and Treatment

Why this study was terminated
lack of enrollment

From the registry’s dates

  • Primary completion was Mar 2025, 1 year 7 months ago, and no results have been posted to the registry.
  • Registered 1 year 11 months after the study started (first participant enrolled Feb 2022, registered Feb 2024).
Phase
Phase 1
Study type
Interventional
Enrollment
1
Allocation
Not applicable
Ages
18 Years and older
Sex
All
01

Study summary

This will be an open label phase 1b trial to characterize the pharmacodynamics and PK of prednisolone and SPI-62 when co-administered to participants with PMR. Up to 24 participants could be recruited.

Read the detailed description

This will be an open label phase 1b trial to characterize the pharmacodynamics and PK of prednisolone and SPI-62 when co-administered to participants with PMR. Up to 24 participants could be recruited.

Patients diagnosed with PMR whose PMR symptoms do not vary in intensity or frequency to the degree that a clinically indicated increase in prednisolone prescription might be anticipated will be included in the trial.

Participants will continue to receive prednisolone and will receive SPI-62 from Days 3-16

Inflammatory biomarkers, symptom measures, biomarkers of prednisolone toxicity, PK of prednisolone and SPI-62, and biomarkers of SPI-62 pharmacological activity will be measured on Days 2, 3, and 16. ABPM will be monitored on days 1 and 15.

02

Conditions studied

  • Polymyalgia Rheumatica

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03

In context

Polymyalgia Rheumatica

68 studies on the registry are indexed under Polymyalgia Rheumatica; 22 are open to participants now.

This study's enrollment of 1 is below the median of 66 across 39 interventional studies indexed under Polymyalgia Rheumatica.

Browse Polymyalgia Rheumatica studies →

Lead sponsor

Sparrow Pharmaceuticals is the lead sponsor of 8 studies on the registry; 2 are open to participants now.

Of its 6 completed or terminated interventional studies of FDA-regulated products, 0 (0%) have results posted.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years and older
Sexes eligible
All
Accepts healthy volunteers
No

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • Written
  • Diagnosis of PMR according to European League Against Rheumatism and American College of Rheumatology classification criteria confirmed by a rheumatologist
  • Absence of PMR relapse based on symptoms and acute phase markers
  • Daily oral prednisolone 10, 12.5, 15, 17.5, or 20 mg dose that will have been stable for at least 7 days prior to Day 1

Exclusion criteria

Exclusion Criteria:

  • Any for prednisolone administration
  • A diagnosis or any clinical features of giant cell arteritis
  • Any disease (e.g., late-onset rheumatoid arthritis) other than PMR
  • Use of medications for treatment of PMR other than oral prednisolone within specified intervals prior to Day 1 and during the treatment period
  • Use of other medications likely to interfere with trial assessments
  • History or diagnosis of endogenous hypercortisolism
  • Any current or prior medical condition, medical or surgical therapies, or clinical trial participation expected to interfere with the conduct of the trial or the evaluation of its results
Terms in these criteria, in plain language(3)

Underlined terms in the criteria open these too. Explained by clinicaltrials.gg, not part of the registry record. The study team decides who can take part.

Informed consent

Before you join, the study team explains what taking part involves — its purpose, what happens, the risks and possible benefits — and answers your questions, so you can decide freely. Consent is usually recorded on a form (the informed consent form, ICF) signed by you or, where the law allows, by someone legally authorised to decide for you.

You can keep asking questions during the study, you are told of new information that matters, and you can choose to leave at any time.

Contraindication

A reason a treatment, test or procedure should not be given to a particular person, such as an allergy, another illness or a medicine they take.

Autoimmune disease

A condition in which the immune system attacks the body’s own tissues, such as rheumatoid arthritis, lupus, psoriasis, type 1 diabetes or inflammatory bowel disease.

Immunotherapy studies often leave out active autoimmune disease, and some name exceptions, such as thyroid disease on replacement hormone. Check the exceptions this study lists.

05

Study design

Phase
Phase 1
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrollment
1 participant (actual)

Study arms

  • Experimental
    prednisolone + SPI-62

    Participants will receive prednisolone throughout the trial and SPI-62 on days 3-16.

    Drug: Prednisolone · Drug: SPI-62

Interventions

  • Prednisolone according to the participant's pre-trial dose, symptoms and inflammatory biomarkers.

  • DrugSPI-62

    SPI-62 administered once daily.

06

What researchers measure

Primary outcomes

  1. Erythrocyte sedimentation rate

    Time frame: Baseline to Day 28

  2. C-reactive protein

    Time frame: Baseline to Day 28

  3. Plasma fibrinogen

    Time frame: Baseline to Day 28

07

Study locations

5 sites
  • Emovis Gmbh
    Berlin, Germany
  • Klinische Forschung Hannover Mitte GmbH/Pratia
    Hannover, 30159, Germany
  • Universitätsmedizin der Johannes Gutenburg Universität Mainz
    Mainz, 55131, Germany
  • Klinikum der Universität München
    München, 80336, Germany
  • Klinische Forschung Schwerin GmbH/Pratia
    Schwerin, 19055, Germany
08

References and documents

Individual participant data

Plan to share: No

No publications or documents are linked to this record.

09

Timeline

Tracking since Sep 25, 2026
ElapsedEstimatedEstimated, not yet reached

Ran from Feb 2022 to primary completion in Mar 2025, 37 months.

How these figures are worked out, and which studies are left out of them.

Registered
Feb 20, 2024
First posted
Feb 28, 2024
StartActual
Feb 22, 2022
Primary completionActual
Mar 25, 2025
CompletionActual
Apr 25, 2025
Last update
May 16, 2025
What these dates mean
Start.
When the first participant enrolled; while estimated, when the study expects to open to recruitment.
Primary completion.
When the last participant was examined or treated to collect data for the study's main question, its primary outcome. A study that stopped early gives the date its data collection stopped.
Completion.
When the last participant's last visit took place, for every outcome, secondary ones and side effects included: the end of the study. Often later than primary completion, sometimes the same day.
Actual and Est.
Actual means the registry says the date has happened. Est. (estimated) is a date the sponsor plans or expects. It can still move, and the sponsor is expected to change it to actual once it has passed.
No changes since tracking began. The registry record was last updated on May 16, 2025, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT06281236
Lead sponsor
Sparrow Pharmaceuticals
Responsible party
Sponsor
First posted
Feb 28, 2024
Start date
Feb 22, 2022
Primary completion
Mar 25, 2025
Completion
Apr 25, 2025
Last update
May 16, 2025

Study contacts

David Katz
study chair · Sparrow Pharmaceuticals

Oversight

Data monitoring committee
No
FDA-regulated drug
Yes
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is terminated, as verified in May 2025. You cannot join it, but the record below documents what was studied.

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Studies of the drug tested here: ASP3662

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