The U.S. Food and Drug Administration (FDA) has issued warning letters to drugmaker Bayer Healthcare, saying the company is illegally marketing two unapproved over-the-counter aspirin products to consumers. According to the FDA, Bayer Women's Low Dose Aspirin+Calcium and Bayer Aspirin with Heart Advantage are new drugs that require an approved new drug application to be sold legally in the United States. Both forms of aspirin claim to reduce the risk of heart disease, and one product also...