A Study of Aspirin and Simvastatin in Pulmonary Arterial Hypertension

Stopped early · Phase 2 · Has a placebo group

Conditions studied: Hypertension, Pulmonary

In brief

The purpose of this study is to determine whether aspirin and simvastatin are safe and effective for the treatment of pulmonary arterial hypertension (PAH).

Key facts

Study ID

NCT00384865

Run by

University of Pennsylvania

People needed

64

Starts

2006-09-01

Expected to finish

2009-10-01

Last updated by the study team

2017-07-21

Who can join

Age: 18 and older. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• Mean pulmonary artery pressure greater than 25 mm Hg at rest with a pulmonary capillary wedge pressure less than 16 mm Hg
• Diagnosis of PAH that is a) idiopathic, b) familial, or c) associated with collagen vascular disease, HIV infection, congenital systemic-to-pulmonary shunt, or former anorexigen use
• Most recent pulmonary function tests showing FEV1/FVC ratio greater than 50% AND one of the following conditions: a) total lung capacity greater than 70% predicted, or b) total lung capacity between 60% and 70% of predicted value with no more than mild patchy interstitial lung disease on high resolution computerized tomography of the chest
• Ability to perform six-minute walk testing without limitations in musculoskeletal function or coordination
• Negative pregnancy test at screening visit for women of childbearing potential
• If female, willing to use adequate form of birth control

You may not qualify if…

• PAH related to other etiologies
• Diagnosis of sickle cell disease
• Clinically significant untreated sleep apnea, as diagnosed by polysomnography
• Left-sided valvular disease (more than moderate mitral valve stenosis or insufficiency or aortic stenosis or insufficiency), pulmonary artery or valve stenosis, or ejection fraction less than 45% on echocardiography
• Hospitalized or acutely ill
• Kidney failure
• Initiation of PAH therapy (prostacyclin analogues, endothelin [ET]-1 receptor antagonists, phosphodiesterase [PDE]-5 inhibitors) within 3 months of study entry
• Allergy or hypersensitivity to aspirin or simvastatin
• Absolute indication for aspirin or other anti-platelet therapy
• Current treatment with statin therapy
• Inability or unwillingness to avoid non-steroidal, anti-inflammatory medications for 6 months following study entry
• Current or recent use or planned treatment with one of the following: amiodarone, cyclosporine, itraconazole, ketoconazole, erythromycin, clarithromycin, HIV protease inhibitors, nefazodone, cimetidine, danazol, large quantities of grapefruit juice (more than 1 quart daily), verapamil, fibrates, or niacin
• Peptic or duodenal ulcer diagnosed within 1 year of study entry
• Gastrointestinal bleeding within 6 months prior of study entry
• Bleeding diathesis
• History of intracranial bleeding
• Anemia (hematocrit less than 30%) at screening
• International normalized ratio (INR) greater than 3.0 at screening
• Severe thrombocytopenia (less than 75,000/L) at screening
• Hepatic transaminases greater than twice the upper limit of normal at screening
• Chronic liver disease (e.g., cirrhosis, chronic hepatitis) with portal hypertension
• Current or recent (within 6 months of study entry) chronic heavy alcohol consumption
• History of myositis
• Creatine phosphokinase (CPK) greater than 1.5 times the upper limit of normal at screening
• Abnormalities of the arm or hand or past radical mastectomy that might prevent brachial artery ultrasound

Where it is running

• Johns Hopkins University — Baltimore, Maryland, United States
• Tufts University School of Medicine — Boston, Massachusetts, United States
• Columbia University — New York, New York, United States
• University of Pennsylvania — Philadelphia, Pennsylvania, United States

Full record on ClinicalTrials.gov

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