New dressing aims to heal stubborn diabetic foot sores
NCT ID NCT06035536
First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study tested a special wound dressing called Symphony™ against standard care for people with diabetic foot ulcers that won't heal. 143 adults with mild to moderate ulcers took part. The goal was to see if Symphony™ helps more ulcers close completely within 12 weeks and how quickly they heal.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Symphony™ wound dressing (calcium alginate Fibracol)
- What this could lead to
- If successful, this could offer a better option for healing stubborn diabetic foot ulcers, reducing infection risk and amputation rates.
- What could go wrong
- This is a completed trial with 143 participants, but results may not apply to all ulcer types or severities. The dressing may not work for everyone and could cause irritation.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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143 people
The number who actually took part.
- Started
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Jun 2023
- Finished
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Nov 2025
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * 1\. At least 18 years old, inclusive. * 2\. Presence of a DFU, Wagner Grade 1 or 2 (see Appendix B for definitions), extending through the dermis provided it is below the medial aspect of the malleolus. * 3\. The index ulcer (ulcer to be evaluated in the study) will be the largest ulcer if two or more DFUs are present with the same Wagner grade and will be the only one evaluated in the study. If other ulcerations are present on the same foot, they must be more than 2 cm distant from the index ulcer. * 4\. Index ulcer has been present for greater than 4 weeks prior to SV1 and less than 1 year, as of the date the subject consents for study. * 5\. Index ulcer is a minimum of 1.0 cm2 and a maximum of 25 cm2 at SV1 and TV1. * 6\. Within 3 months of SV1, adequate circulation to the affected foot as documented by a dorsal transcutaneous oxygen measurement (TCOM) or a skin perfusion pressure (SPP) measurement of ≥ 30 mmHg, or an Ankle Branchial Index (ABI) between 0.7 and 1.3 using the affected study extremity. As an alternative, arterial Doppler ultrasound can be performed evaluating for biphasic dorsalis pedis and posterior tibial vessels at the level of the ankle or a TBI (Toe Brachial Index) of \> 0.6 is acceptable. * 7\. The target ulcer has been offloaded for at least 14 days, prior to TV1. * 8\. Females of childbearing potential must be willing to use acceptable methods of contraception (birth control pills, barriers or abstinence) during the course of the study and undergo pregnancy tests. * 9\. Subject understands and is willing to participate in the clinical study and can comply with weekly visits. * 10\. Subjects must have read and signed the IRB approved ICF before screening procedures are performed. Exclusion Criteria: * 1\. Index ulcer(s) deemed by the investigator to be caused by a medical condition other than diabetes * 2\. Index ulcer, in the opinion of the investigator, is suspicious for cancer and should undergo an ulcer biopsy to rule out a carcinoma of the ulcer * 3\. Index ulcer is overtly infected (i.e., purulent drainage) * 4\. Subjects with a history of more than two weeks of treatment with immune-suppressants (including systemic corticosteroids \>10mg daily dose), cytotoxic chemotherapy, or application of topical steroids to the ulcer surface within 1-month prior to first SV1, or who receive such medications during the screening period or who are anticipated to require such medications during the course of the study * 5\. Subjects on any investigational drug(s) or therapeutic device(s) within 30 days preceding SV1 * 6\. History of radiation at the ulcer site (regardless of time since last radiation treatment) * 7\. Index ulcer has been previously treated or will need to be treated with any prohibited therapies * 8\. Subjects with a previous diagnosis of HIV or Hepatitis C * 9\. Presence of any condition(s) which seriously compromises the subject's ability to complete this study or has a known history of poor adherence with medical treatment * 10\. Osteomyelitis or bone infection of the affected foot as verified by xray within 30 days prior to the first screening visit. (In the event of an ambiguous diagnosis, the Principal Investigator will make the final decision) * 11\. Subject is pregnant or breast-feeding * 12\. Presence of diabetes with poor metabolic control as documented with an HbA1c \>12.0 within last 90 days * 13\. Subjects with end stage renal disease as evidenced by a serum creatinine ≥3.0 mg/dL within 6 months of enrollment * 14\. Presence of acute Charcot Neuroarthropathy to the affected limb * 15\. Index ulcer that has reduced in area by 30% or more after 14 days of SOC from SV1 to the TV1/Randomization visit
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Barry University Clinical Research
Tamarac, Florida, 33321, United States
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Bay Area Foot Care
San Francisco, California, 94115, United States
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Clemente Clinical Research Inc.
Los Angeles, California, 90033, United States
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Curalta Foot and Ankle
Westwood, New Jersey, 07675, United States
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Doctor's Research Network
Miami, Florida, 33143, United States
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Foot and Ankle Specialists of the Mid-Atlantic
Gastonia, North Carolina, 28054, United States
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Foot and Ankle Specialists of the Mid-Atlantic
Salem, Virginia, 24153, United States
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LA Foot and Ankle
Los Angeles, California, 90010, United States
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Lower Extremity Institute for Research and Therapy
Boardman, Ohio, 44512, United States
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Martin Foot and Ankle
York, Pennsylvania, 17402, United States
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Perfizien Clinical Research
Houston, Texas, 77055, United States
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Gene therapy shots aim to save legs from amputation in diabetes
- New wound dressing put to the test against diabetic foot ulcers
- Silver and sound: can ultrasound push nanoparticles into diabetic wounds?
- Zapping a leg nerve: can a wearable device help stubborn ulcers heal?
- Wound dressings that trap microbes: scientists test a Drug-Free approach
- Can a traditional herbal mix save limbs from diabetic ulcers?