Geneva, April 20 -- International Clinical Trials Registry received information related to the study (ChiCTR2600122137) titled 'Intervention Study on the Improvement of Endothelial Dilation Function by Metformin Combined with Folic Acid, Vitamin B6, and B12 in a High-Risk Cardiovascular Population' on April 9.

Study Type: Interventional study

Study Design: Parallel

Primary Sponsor: The Seventh Affiliated Hospital, Sun Yat-sen University (Shenzhen)

Condition: Cardiovascular disease

Intervention: Control group:Take a placebo daily (2 tablets per dose, twice daily) Vitamin group:Take vitamins (folic acid, vitamin B6 and B12) daily and a placebo (1 tablet of vitamins and 1 tablet of placebo each time, twice a day) Metformin group:Take...