This clinical trial is for patients diagnosed with carotid artery stenosis that are at high risk of a stroke. Carotid artery stenosis develops as a result of plaque buildup in the carotid artery. Over time plaque buildup creates a narrowing of the carotid artery, restricting the flow of blood. Thus, increasing the risk of stroke. In this research study the…
You may be eligible if you are younger than 51 years old, have regular monthly periods with moderate to severe cramping, and are willing to try a NEW hormonal vaginal ring. The ring contains estrogen and progestin which are hormones found in some types of birth control pills, patches and rings.Participation in the study will consist of 6 study visits and 2…
The purpose of this study is to find out how doctors describe hepatic encephalopathy episodes in patients medical records in the course of their regular practice. The aim of the study is simply to collect information from their medical records about how their episodes of overt hepatic encephalopathy are described. There is nothing that will be required of…
The purpose of this study is to compare the time to onset of an episode of overt HE, in subjects with previously demonstrated overt HE after treatment with rifaximin 550 mg BID and lactulose, or rifaximin 550 mg BID. Subjects will be screened to confirm eligibility into the study. Once confirmed, subjects will begin the treatment phase and will be randomly…