Workers at the former Kerr-McGee wood treatment plant in Columbus say that creosote spills were common and safety precautions were neglected. Creosote, used to treat wood for railroad ties and other long-term structures, is a known carcinogen.
According to a large recent study in Tennessee, ACE inhibitors, a pressure-lowering medication, were recently found to increase the risk of birth defects when used by pregnant women.
Documents unsealed during a product liability lawsuit against Guidant Corp. revealed that the defibrillator maker drafted a warning letter to doctors, but decided not to send it.
Previously only thought to negatively affect women in the later stages of pregnancy, certain blood pressure medications have now been linked to health problems in the first trimester as well.
After initially pulling it from the market in February of 2005, the FDA has decided to once more allow sales of multiple sclerosis medication Tysabri under strict distribution rules.