I’m not paying $15.00 for this article.....
There's more than one way to skin a cat.
Get the title of the original article, i.e. Use of Herbal Products and Potential Interactions in Patients with Cardiovascular Diseases.
Enclose it within quotation marks, and search for it online. This site claims that the following herbs are the most common.
Sometimes you find the original article on an author's webpage. Don't forget the quotation marks.