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A variant of systemic scleroderma characterized by sclerosis of the skin, Raynaud phenomenon, and organ involvement, including pulmonary fibrosis, renal disease, and gastrointestinal tract involvement.
Biomarker and diagnostic research for diffuse scleroderma has been reported in the published literature.
No approved treatments are currently available for diffuse scleroderma. An additional 1 compound holds orphan drug designation.
While no drugs are FDA-approved specifically for diffuse scleroderma, some of the following designated compounds may be used off-label in clinical practice. Treatment decisions should be made in consultation with a specialist familiar with this condition.
The following drugs have received orphan drug designation from the FDA for diffuse scleroderma. Orphan designation reflects regulatory interest and does not indicate approval for treatment.
Brand Name | Generic Name | Sponsor |
|---|
134 clinical trials registered, 65 recruiting. Interventions under study include other interventions, drug therapy, biologic therapy, and procedural interventions. Pipeline includes 5 PHASE4, 5 PHASE3, 15 PHASE2. Research is sponsored by a mix of industry and academic institutions.
NCT ID | Title | Phase | Sponsor | Status |
|---|---|---|---|---|
[NCT06733935](https://clinicaltrials.gov/study/NCT06733935) |
Data assembled from 4 of 12 sources · Last updated Sep 20, 2026, 1:45 AM UTC
Genetic and Rare Diseases Info Center
Designated
Exclusivity End |
|---|
Designation Status |
|---|
Type 1 native bovine skin collagen | Type 1 native bovine skin collagen | arGentis Pharmaceuticals, LLC | 2008 | — | Designated |
Gene therapy approaches for diffuse scleroderma have been reported in the published literature.
134 trials found
A Phase 1/2 Study of NKX019 in Subjects With Immune-Mediated Diseases (Ntrust-2) |
PHASE1 |
Nkarta, Inc. |
RECRUITING |
[NCT04797286](https://clinicaltrials.gov/study/NCT04797286) | Sildenafil for Early Pulmonary Vascular Disease in Scleroderma | PHASE2 | Johns Hopkins University | RECRUITING |
[NCT06947460](https://clinicaltrials.gov/study/NCT06947460) | CD19-BCMA CART Cell Therapy for Refractory SLE-LN, SSc, and pSS-PAH | PHASE1 | Beijing GoBroad Hospital | RECRUITING |
[NCT07047690](https://clinicaltrials.gov/study/NCT07047690) | A Study of Nemolizumab for the Treatment of Adults With Systemic Sclerosis | PHASE2 | Galderma R&D | RECRUITING |
[NCT06133244](https://clinicaltrials.gov/study/NCT06133244) | Hand Function Impairment in Systemic Sclerosis: Outcomes, Mechanisms and Experience (HANDSOME) | — | UMC Utrecht | RECRUITING |
50 publications have been identified in PubMed for diffuse scleroderma. Research spans Case Report / Case Series (42%), Epidemiology / Natural History (22%), and Clinical Trial Publication (10%).
Research Type | Count | % of Total |
|---|---|---|
Patient case studies | 21 | 42% |
Disease patterns and progression | 11 | 22% |
Clinical study results | 5 | 10% |
Other research | 3 | 6% |
Research summaries | 3 | 6% |
Laboratory research | 3 | 6% |
New treatment approaches | 3 | 6% |
Testing and diagnosis research | 1 | 2% |
Mohameden M (2026). [PMID: 32491618](https://pubmed.ncbi.nlm.nih.gov/32491618/). *Unknown Journal*. [Case Report / Case Series]
Selvarajan T (2026). [PMID: 41737885](https://pubmed.ncbi.nlm.nih.gov/41737885/). *Case Rep Rheumatol*. [Case Report / Case Series]
Adigun R (2026). [PMID: 28613625](https://pubmed.ncbi.nlm.nih.gov/28613625/). *Unknown Journal*. [Review / Meta-Analysis]
Freedman P (2025). [PMID: 40696425](https://pubmed.ncbi.nlm.nih.gov/40696425/). *Mil Med Res*. [Other]
Gómez-Calleja V (2025). [PMID: 39642991](https://pubmed.ncbi.nlm.nih.gov/39642991/). *Arch Soc Esp Oftalmol (Engl Ed)*. [Case Report / Case Series]
Bacich D (2025). [PMID: 39486240](https://pubmed.ncbi.nlm.nih.gov/39486240/). *Curr Probl Cardiol*. [Review / Meta-Analysis]
Arshad U (2025). [PMID: 40325585](https://pubmed.ncbi.nlm.nih.gov/40325585/). *J Coll Physicians Surg Pak*. [Epidemiology / Natural History]
Georges GE (2025). [PMID: 39624016](https://pubmed.ncbi.nlm.nih.gov/39624016/). *Arthritis Rheumatol*. [Clinical Trial Publication]
Sahoo D (2025). [PMID: 40256100](https://pubmed.ncbi.nlm.nih.gov/40256100/). *J Family Med Prim Care*. [Case Report / Case Series]
Rahulan LM (2025). [PMID: 40965215](https://pubmed.ncbi.nlm.nih.gov/40965215/). *Int J Rheum Dis*. [Other]