Compression for venous leg ulcers.
Susan O'Meara, Nicky Cullum, E Andrea Nelson...
https://pubmed.ncbi.nlm.nih.gov/23152202/Actively Recruiting
Led by University of California, Los Angeles · Updated on 2026-04-23
60
Participants Needed
1
Research Sites
52 weeks
Total Duration
Chronic non-healing wounds, such as diabetic foot ulcers, venous ulcers, and pressure ulcers, are a growing problem affecting millions worldwide and contributing significantly to healthcare costs. This trial evaluates a new approach using tumescent antibiotic injections TAI to deliver antibiotics directly around chronic wounds, aiming to improve healing by targeting bacteria locally while minimizing systemic side effects. The study is a Phase 2 randomized trial comparing TAI combined with standard wound care to standard wound care alone. Participants will be randomly assigned to either continue with standard wound care alone or receive a one-time tumescent antibiotic injection along with standard care. The antibiotic used is Cefazolin injected around the wound area. The treatment day involves delivering this injection, while standard wound care continues as usual for all participants. The study includes a screening period of up to one week and follow-up visits over six months, with scheduled assessments to monitor wound healing and safety. Participants will attend about six study-specific visits over approximately six months, which may coincide with regular wound care visits. During these visits, wound size and healing progress will be documented, and patients will complete surveys on pain and quality of life. Researchers will monitor safety by assessing adverse events related to the antibiotic injection and evaluate wound closure, pain levels, and quality of life. The total participant involvement may last up to one year including follow-up, with the study aiming to conclude within two years overall.
CONDITIONS
Antibiotic Tumescent For Chronic Wounds
A
Andrew Vardanian, MD
M
Marco Morcos
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University of California, Los Angeles
Lead Sponsor
This table compares participation in this trial with other options available for this condition. The information is drawn from published research and the trial’s study details and is provided for educational purposes only.
| Factors | Tumescent Antibiotic Injection (Cefazolin) | Standard Wound Care | Compression Therapy (for Venous Leg Ulcers) |
|---|---|---|---|
| What it is | A technique where cefazolin, a broad-spectrum antibiotic, is injected into subcutaneous tissue surrounding the wound in a diluted tumescent solution. | Usual wound care provided at specialized centers, including routine cleansing, dressings, and possibly debridement, but without additional tumescent antibiotic injection. | Application of graduated compression bandages or stockings to the affected limb to reduce edema and promote healing for venous leg ulcers. |
| Role in the trial | Investigational experimental arm being tested for safety and wound healing. | Active comparator representing current wound care as routinely practiced. | External comparator reflecting guideline-supported therapy for relevant wound etiologies in routine practice. |
| Primary use | Tested for healing chronic wounds resistant to prior care by delivering high local concentrations of antibiotics. | Provides evidence-based wound management through cleaning, dressings, and monitoring, aiming to support healing and prevent infection. | Used to treat venous leg ulcers by reducing venous hypertension and edema to accelerate wound healing. |
| How it is given or performed | Cefazolin (1 gram in 100 mL saline) is injected subcutaneously around the wound area, creating tumescent swelling to disperse antibiotic locally. | Routine wound care includes cleansing, application of appropriate dressings, monitoring, and possible debridement as per specialist protocols. | Graduated compression bandages or stockings applied to the lower limb, typically changed at regular intervals by trained clinicians. |
| Evidence status | No published clinical outcomes yet; efficacy for wound healing under investigation in this trial. | Well-established approach with variable effectiveness; many chronic wounds improve with standard care but a substantial proportion remain non-healing. | Compression therapy leads to improved healing rates for venous leg ulcers, with high-certainty evidence that it accelerates recovery compared to no compression. |
| Important limitations | Experimental therapy; risks, effectiveness, and long-term impacts are not yet established. Local tissue reaction or antibiotic resistance are possible concerns. | Chronic wounds often prove resistant to standard care, with frequent recurrences, slow healing, and risk of infection or amputation if wounds remain unresponsive. | Requires careful application and patient adherence; not suitable for patients with arterial disease or specific contraindications. Effectiveness limited to venous ulcers. |
Disclaimer: This comparison is created with the help of artificial intelligence(AI) and may contain errors or missing information. It is not medical advice and does not mean one option is better or safer than another. Clinical trials are still being studied, and joining a trial is your choice. Please consult your healthcare professional before making any decisions.
You may qualify if you...
You will not qualify if you...
Duration - Up to 1 week
Participants are screened for eligibility to participate in the trial.
1 visit (in-person)
Duration - 1 day for the tumescent antibiotic injection. Standard wound care continues until the wound closes.
Participants receive a one-time tumescent antibiotic injection in addition to standard wound care, or standard wound care alone.
1 treatment visit for the injection; standard care visits as usual
Duration - Up to approximately 1 year
Participants are monitored with scheduled follow-up visits to assess wound healing, pain, quality of life, and safety.
Once weekly visits for 2 weeks, then biweekly visits for 4 weeks, plus visits at 3 months and 6 months
Study Type
INTERVENTIONAL
Masking
NONE
Allocation
RANDOMIZED
Model
PARALLEL
Primary Purpose
TREATMENT
Number of Arms
2
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Lead Sponsor