To: tuck who wrote (860 ) 12/19/2005 1:48:23 AM From: tnsaf Read Replies (1) | Respond to of 3661 Drbio45 claims that "Myogen also eliminated people with connective tissue disease from this trial. Those people don't do as well as the rest of the population with the endothelin antagonists." but I don't see that in the description of the trial at www.clinicaltrials.gov.clinicaltrials.gov Exclusion Criteria: Portopulmonary hypertension; Subjects with PAH due to or associated with coronary artery disease, left heart disease, interstitial lung disease, chronic obstructive pulmonary disease, veno-occlusive disease, chronic thromboembolic disease, or sleep apnea; Bosentan (Tracleer®), sildenafil (Viagra®), or chronic prostanoid therapy within 4 weeks of screening; Serum ALT or AST lab value that is greater than 1.5 times the upper limit of normal; Contraindication to treatment with an endothelin receptor antagonist; Subject with cardiovascular, hepatic, renal, hematologic, gastrointestinal, immunologic, endocrine, metabolic, or central nervous system disease that may adversely affect the safety of the subject; Participation in a clinical study involving another investigational drug within 4 weeks of screening. Exclusion criteria for ENCY's trial (from encysive.com 1. Portal hypertension or chronic liver disease. 2. ALT or AST levels greater than 1.5 times the upper limit of normal at the Screening Visit 3. Contraindication to treatment with an endothelin receptor antagonist 4. Recent history of abusing alcohol or illicit drugs 5. Chronic renal insufficiency 6. Pregnant or breastfeeding 7. Atrial septostomy within 30 days before study entry 8. Previous failure on bosentan because of safety concerns or the lack of clinical response