is an ointment for cutaneous use that, applied to the skin, improves blood flow. It belongs to the group of medicines called topical anti-varicose. The active substance in Thrombocid is sodium pentosan polysulphate. Each gram of ointment contains 1mg of this pentosan polysulfate sodium. Thrombocid is indicated for the local symptomatic relief of superficial venous disorders, such as heaviness and tightness in legs with varicose veins in adults. As well as for the local symptomatic relief of superficial hematomas caused by blows in adults and children over 1 year of age.