Pfizer said on Monday that it is voluntarily recalling some of its blood pressure drug products and two authorized cheaper generic versions of the drug due to elevated levels of a potentially cancer-causing impurity. The pharmaceutical giant said it is recalling six lots of Accuretic (quinapril HCl/hydrochlorothiazide) tablets, one lot of quinapril and hydrochlorothiazide tablets, and four lots of quinapril HCl/ hydrochlorothiazide tablets which are used to treat the symptoms of high blood pressure. Pfizer said the tablets, which were distributed nationwide to wholesalers and distributors in the United States and Puerto Rico from November 2019 to March 2022, have been found to contain the presence of nitrosamine. According to the U.S. Food and Drug Administration (FDA), Nitrosamines are common in water and foods, including cured and grilled meats, dairy products, and vegetables. While everyone is exposed to some level of nitrosamines, over-exposure to the impurities for extended periods of time can lead to an increased risk of cancer. …