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NCT Number: NCT05933720

Efficacy and Safety of the Regulatory Polypeptides in Patients With Peripheral Atherosclerosis.

The study is aimed at assessing the role of the activity of markers of endothelial dysfunction (cytotoxic malonic aldehyde (MDA), angiotensin II, endothelial nitric oxide synthase (NO), endothelin-1, prostacyclin) in the systemic circulation in patients with lower extremity atherosclerotic arterial occlusive disease undergoing open reconstructive interventions.

Recruiting

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Key information

Age range

18 year–80 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

About this study

The study will include 120 patients of similar age, gender, and ethnicity, they will be divided into four groups: Group I: 30 patients with lower extremity atherosclerotic arterial occlusive disease, stage IIA-IIB of the disease according to the Fontaine-Pokrovsky classification, receiving conservative therapy; Group II: 30 patients with lower extremity atherosclerotic arterial occlusive disease, stage IIA-IIB of the disease according to the Fontaine-Pokrovsky classification, receiving conservative therapy, including the drug based on vascular polypeptides Slavinorm®; Group III: 30 patients with lower extremity atherosclerotic arterial occlusive disease, stageIII-IV of the disease according to the Fontaine-Pokrovsky classification, receiving conservative therapy in combination with surgical methods of treatment (femoral-popliteal bypass grafting with a synthetic graft above the knee); Group IV: 30 patients with lower extremity atherosclerotic arterial occlusive disease, stage III-IV of the disease according to the Fontaine-Pokrovsky classification, receiving conservative therapy, including the drug based on vascular polypeptides Slavinorm®, in combination with surgical methods of treatment (femoral-popliteal bypass grafting with a synthetic graft above the knee).

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

men or women over 18 years of age with lower extremity atherosclerotic arterial occlusive disease, confirmed with instrumental work-up methods (ultrasonography or angiography).

Exclusion criteria

men or women under 18 years of age; history of anaphylaxis; hypersensitivity to any of the components that make up the drug Slavinorm®, and proteins of animal origin; absolute and relative contraindications to the treadmill test; failure to walk at a minimum speed of 3.2 km/h (2 mph) at a minimum treadmill angle for at least 2 minutes during the stress test during the screening phase; depression of the ST segment more than 1 mm in one or more standard leads on the electrocardiogram; peripheral artery disease not associated with atherosclerosis; patients who underwent reconstructive surgery or invasive interventions on the arteries of the lower extremities in history without a clinic of intermittent claudication; angina pectoris III-IV functional class (FC) according to the CCS classification; body mass index >35 kg/m2; acute or chronic renal (creatinine clearance less than 30 ml / min) and / or liver failure [aspartate aminotransferase (AST), alanine aminotransferase (ALT) > 3 times the upper limit of normal]; chronic heart failure III-IV FC according to NYHA; acute coronary syndrome within 6 months. before the start of the screening period; any clinically significant condition or comorbidity that, in the opinion of the Investigator, would preclude the patient from participating in the study.

Treatment and study plan

Polypeptides

Drug

The patients will undergo treatment with a drug based on vascular polypeptides Slavinorm®, a derivative from cattle vessels, registered in Russia for the treatment of patients with peripheral atherosclerotic occlusive disease.

Other names: vascular polypeptides Slavinorm®, a derivative from cattle vessels

Femoral-popliteal bypass grafting with a synthetic graft above the knee

Device

The patients with undergo an arterial revascularization - Femoral-popliteal bypass grafting with a synthetic graft above the knee

Routine conservative treatment

Other

The patients will undergo routine conservative treatment as per clinical guidelines (acetylsalicylic acid 100mg daily, atorvastatin 20mg daily)

Primary outcomes

  1. Lower artery or bypass graft thrombosis

    Time frame: 1 year

    The rate of the Lower artery or bypass graft thrombosis

  2. disease progression

    Time frame: 1 year

    The rate of the disease progression

  3. restenosis

    Time frame: 1 year

    Restenosis rate

Secondary outcomes

  1. limb loss

    Time frame: 1 year

    Limb loss rate

  2. changes in pain-free walking distance

    Time frame: 1 year

    Changes in the parameter of pain-free walking distance (in meters)

  3. changes in ankle-brachial index

    Time frame: 1 year

    Changes in the parameter of ankle-brachial index measured at rest

Study contacts

Contact information is provided by the study sponsor or research team.

Igor Aleksadrovich Suchkov

CONTACT

[email protected]

8-903-836-24-17

Sponsors and collaborators

Lead sponsor

Ryazan State Medical University

Other

Registry information

Official study title

Evaluation of the Efficacy and Safety of the Drug Based on Vascular Regulatory Polypeptides for the Treatment of Patients With Lower Extremity Atherosclerotic Arterial Occlusive Disease.

Important dates

Study start
2023
Primary completion
2026
Study completion
2026
First posted
Jul 6, 2023
Registry last updated
Jul 6, 2023

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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