Because it doesn't do what V does:
Lupin’s Antara capsules enjoy strong brand equity with primary care physicians treating patients for high LDL-C, Total-C, triglycerides, Apo-B and low HDL-C. Antara capsules are prescribed for adjunct treatment of hypercholesterolemia (high blood cholesterol), mixed dyslipidemia and hyper-triglyceridemia (high triglycerides) in combination with diet.
V lowers TG w/o raising LDL-C, it does not target cholesterol at all, which is still the bogeyman according to current medical practices.