About this trial
The aim of this exploratory pilot study is to investigate the effect of semaglutide compared to placebo on healing of foot ulcers in type 2 diabetes patients.
It is a randomized double blind, placebo controlled, clinical intervention study of 20 weeks intervention.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Diagnosis of type 2 diabetes mellitus for at least 6 months
Age 18-90 years
A foot ulcer below the level of the malleoli. If more than one ulcer, the largest will be selected at screening as the index ulcer.
Wound area after sharp debridement of ≥ 5 mm2, but ≤ 3000 mm2.
Disqualifiers
Current use, or recent use (<3 months), of GLP-1 agonists
Current use of DPP-IV inhibitors
Previous acute pancreatitis
Signs of infection of the index ulcer
Trial design
Parallel
Treatments tested in this trial
Semaglutide, 1.34 mg/mL
Drugpen for subcutaneous injections
Placebo
Drugpen for subcutaneous injections
Treatment groups
Trial outcomes
Primary outcomes
Proportion of clinical healed index foot ulcer at week 20
Difference between the groups treated with semalutide and with placeebo in proportion of index ulcers completely healed after 20 weeks of intervention. Assessment of complete ulcer healing by naked eye will be performed by trained study staff: Total closure/healed (total epithelization): Yes or No. Complete ulcer healing is defined (as by FDA) as complete skin re-epithelialization without drainage or dressing requirements, confirmed at two consecutive study visit two weeks apart, and the time encountered as healed is the first of the two visits.
Secondary outcomes
Change in ulcer area after 20 weeks of intervention
Difference between the groups treated with semalutide and with placebo in change in ulcer area after 20 weeks of intervention. The index ulcers will be photographed using a standard camera. The distance from the ulcer will be appriximately 30 cm and a standard setting will be used for each photograph. A reference ruler will be included in the photograph and located beside the ulcer. The ulcer will be photographed 3 times and stored electronically. The ulcer area will be analyzed using ImageJ software v 1.47 (NIH).
Change in ulcer area from time of randomization until 8 and 16 weeks of intervention
Difference between the groups treated with semalutide and with placebo in index ulcer area. The index ulcers will be photographed using a standard camera. The distance from the ulcer will be approximately 30 cm and a standard setting will be used for each photograph. A reference ruler will be included in the photograph and located beside the ulcer. The ulcer will be photographed 3 times and stored electronically. The ulcer area will be analyzed using ImageJ software v 1.47 (NIH).
Change in distal blood pressure from time of randomization until after 20 weeks of intervention
Difference between the groups treated with semalutide and with placebo
Sponsors and contacts
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Ole Lander Svendsen
Lead sponsor
University Hospital Bispebjerg and Frederiksberg
Sponsor institution