It is hoped that with the use of medication, occurs improvement of the CVI parameters, such as edema, pain, night cramps, functional discomfort, heavy feeling and that the drug test is non-inferior than the comparator.

Inclusion Criteria:

• Subjects who agree to the terms described in IC;
• Subjects of both genders, aged ≥ 18 and ≤ 75 years with IVC framework of the lower limbs;
• Subjects with CVI ranked 3 to 5, according to CEAP scale;
• Patients complaining of pain and swelling in the lower limbs secondary to IVC;
• Subjects with good mental health that can respond adequately to the study questionnaires;
• Subjects who agree to make any return visits for evaluation;

Exclusion Criteria:

• Patients with CVI classified as 0, 1, 2 or 6, according to CEAP;
• Subjects who have received treatment for varicose veins as laser, medication use topical or oral (eg: brown India, coumarin, and etc.). And surgery in the 03 months preceding the study;
• Patients with other diseases that may interfere with the study results: thrombosis, coagulation disorders and other diseases that the medical criteria, are important to be excluded;
• Pregnant or nursing women;
• Presence of any medical condition that, according to the investigator, should prevent the patient from the study;
• Participation in clinical trials in the twelve months preceding the study;
• Patients with serious illnesses and uncontrolled that need multidrug treatment;
• Patients on diuretics of any kind, regardless of pathology (hypertension, renal or liver disease);
• Values of laboratory tests appropriate security; the Hemoglobin <10 mg / mL the creatinine> 1.5 mg / mL; AST, ALT, GGT ≥ 2 times normal values; the platelet count below 90.000/ml; Total Bilirubin and the fractions ≤ 1.5 times the normal range.
• past medical history of hypersensitivity to drugs of the same pharmacological classes of substances under investigation;