Skip to content

Study of Diosmin for the Treatment of Digital Ulcers in Systemic Sclerosis

Treatment of Digital Ulcers in Systemic Sclerosis With Diosmin: A Randomized, Double-blind, Placebo-controlled Multi-centre Pilot Study

Status
Recruiting
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06256575
Enrollment
45
Registered
2024-02-13
Start date
2025-05-02
Completion date
2027-08-15
Last updated
2025-12-04

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

Conditions

Scleroderma, Systemic, Digital Ulcer

Keywords

SSc, Digital Ulcers, Sclerosis, Scleroderma

Brief summary

This study is performed to consider the safety and healing ability of diosmin in patients with systemic sclerosis (scleroderma) and open sores on their fingers (digital ulcers). Two (2) out of three (3) participants will receive active product. The participants will have four (4) visits over eight (8) weeks. Physical exams and photos will be performed. A variety of questions will be asked describing level of pain and lifestyle changes.

Detailed description

This study is performed to consider the safety and healing ability of diosmin in patients with systemic sclerosis (scleroderma) and open sores on their fingers (digital ulcers). The study will include 21-45 participants randomly given active product or inactive product (placebo). Two (2) out of every three (3) participants enrolled will receive active product. The participants will have four (4) visits over eight (8) weeks. At each visit physical exams and photos will be performed. Each person will also be asked a variety of questions describing level of pain and any changes to their lifestyle.

Interventions

COMBINATION_PRODUCTDiosmin

A medical food of diosmin and alka4-complex

OTHERPlacebo

Corn starch one (1) capsule twice daily

Sponsors

KGK Science Inc.
CollaboratorINDUSTRY
Primus Pharmaceuticals
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Masking description

All subjects de-identified, all study staff blinded, all product labeled with number assignment, randomization performed by computer, number assignment conveyed to blinded study staff via computer.

Intervention model description

This is a parallel study of two (2) arms in which participants receive different interventions. Participants are randomized and assigned to the treatment or placebo arm at the beginning of the trial. They continue in that arm throughout the length of the trial.

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Diagnosis of systemic sclerosis (scleroderma) * At least one active digital ulcer * Medication for systemic sclerosis unchanged for 30 days

Exclusion criteria

* Infection or gangrene in ulcer * Citrus allergy * Unstable heart, kidney, or liver disease * Active infection of any type * Current cancer treatment or uncured cancer * Pregnancy or breast feeding

Design outcomes

Primary

MeasureTime frameDescription
Efficacy - Number (%) of healed baseline ulcersScreening, Day 1, Day 28, Day 56Number (%) of healed baseline ulcers and change in net ulcer burden

Secondary

MeasureTime frameDescription
Safety - number of adverse eventsScreening, Day 1, Day 28, Day 56The number of product related adverse events experienced

Countries

Canada

Contacts

Primary ContactLukban
jlukban@primusrx.com(480) 483-1410
Backup ContactMary L Sanstead
msanstead@primusrx.com480-250-6689

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026