The purpose of this study is to assess the supportive role of an investigational dietary supplement when taken by subjects who are also taking previously failed antibiotics to treat an uncomplicated, community-acquired skin infections, including infections due to Methicillin-Resistant staphylococcus aureus (MRSA).
The purpose of this study is to evaluate the safety and effectiveness of an investigational, oral drug for celiac disease to see if it can reduce the symptoms of celiac disease (such as abdominal pain, diarrhea, bloating, cramping, and gas) as compared to a placebo.
The purpose of this study is to evaluate biomarkers of exposure and potential harm between those who smoke conventional cigarettes and those who switch to an investigational e-cigarette.
