Cardiologist Dr. Tara Narula joins "CBS This Morning" to discuss the findings
If you're at high risk for a heart attack or stroke, a major new study looks at an alternative treatment using the drug Zetia. Combined with statins, Zetia could reduce the risk of heart problems by 6 percent. Cardiologist Dr. Tara Narula joins "CBS This Morning" to discuss the findings.
