About this trial
This study evaluates whether calcium dobesilate, a venoactive drug, improves recovery after radiofrequency ablation (RFA) for varicose veins. Patients with great saphenous vein insufficiency undergoing RFA will be randomly assigned to receive either calcium dobesilate (500 mg twice daily) or standard care alone. The treatment starts 7 days before the procedure and continues for 30 days after. The primary outcome is postoperative pain at day 7. Secondary outcomes include pain at days 14 and 30, quality of life, ecchymosis, and return to daily activities.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Age 18-70 years
Symptomatic primary varicose veins (CEAP classification C2-C4)
Great saphenous vein insufficiency confirmed by duplex ultrasound (reflux >0.5 seconds)
Great saphenous vein diameter 5-12 mm
Disqualifiers
History of deep vein thrombosis
Peripheral arterial disease (ABI <0.9)
Active venous ulcer (CEAP C6)
Pregnancy or breastfeeding
Trial design
Parallel
Treatments tested in this trial
calcium dobesilate
DrugCalcium dobesilate 500 mg oral tablet, twice daily (morning and evening), starting 7 days before radiofrequency ablation and continuing for 30 days postoperatively. Total treatment duration is 37 days.
Treatment groups
Trial outcomes
Primary outcomes
Postoperative Pain Score (VAS)
Pain intensity measured using Visual Analog Scale (VAS) ranging from 0 (no pain) to 10 (worst possible pain)
Secondary outcomes
Postoperative Pain Score at Day 14 and Day 30
Pain intensity measured using Visual Analog Scale (VAS) ranging from 0 to 10
Venous Clinical Severity Score (VCSS)
Clinical assessment of venous disease severity using standardized VCSS scoring system (0-30 points)
Quality of Life (CIVIQ-20)
Disease-specific quality of life measured using Chronic Venous Insufficiency Questionnaire (CIVIQ-20)
Ecchymosis Score
Postoperative bruising assessed using a 5-point scale (0=none, 1=\<5cm, 2=5-10cm, 3=10-20cm, 4=\>20cm)
Sponsors and contacts
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Oguz Arslanturk
Lead sponsor
Bulent Ecevit University
Sponsor institution
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