Bosentan in Digital Ulcers (RAPIDS 2 OL)
Digital Ulcers
About this trial
This is an interventional treatment trial for Digital Ulcers focused on measuring digital ulcers, systemic sclerosis, finger ulcers, bosentan, open label
Eligibility Criteria
Inclusion Criteria: Patients with SSc according to the classification criteria of the American College of Rheumatology SSc patients with at least one DU at baseline qualifying as a CU (see definition section 3.2.2) CU occurred < 3 months and > 1 week prior to randomization. The subset of patients with SSc felt to be at high risk for DUs will be identified in the screening period but will not be eligible for enrollment until a CU has developed Male or female patients >/= 18 years of age Women of childbearing potential must have a negative pre-treatment pregnancy test and use a reliable method of contraception during study treatment and for at least 3 months after study treatment termination Women not of childbearing potential are defined as postmenopausal (i.e., amenorrhea for at least 1 year), or surgically or naturally sterile Signed informed consent. Exclusion Criteria: DUs due to condition other than SSc Severe PAH (WHO class III and IV) Systolic blood pressure < 85 mmHg Hemoglobin concentration < 75% of the lower limit of the normal range AST and/or ALT values greater than 3 times the upper limit of normal Moderate to severe hepatic impairment, i.e., Child-Pugh Class B or C Severe malabsorption or any severe organ failure (e.g., lung, kidney) or any life-threatening condition Pregnancy or breast-feeding Previous treatment with bosentan Treatment with any of the following: glibenclamide (glyburide), fluconazole, cyclosporine A, tacrolimus and any other calcineurin inhibitor 1 week prior to randomization Local injection of botulinum toxin in an affected finger 1 month prior to randomization Treatment with parenteral prostanoids (prostaglandin E, epoprostenol, treprostinil sodium or other prostacyclin analogs) 3 months prior to randomization Treatment with inhaled or oral prostanoids one month prior to randomization Systemic antibiotics to treat infection of DUs 2 weeks prior to randomization Treatment with phosphodiesterase inhibitors such as sildenafil, except for intermittent treatment of male erectile dysfunction Body weight < 40 kg Patient with conditions that prevent compliance with the protocol or adhering to therapy Patient who received an investigational product within 1 month preceding screening Known hypersensitivity to bosentan or any of the excipients.
Sites / Locations
- Barri Fessler, MD
- Daniel Furst, MD
- David Collier, MD
- Naomi Rothfield, MD
- Nadera Sweiss, MD
- Mittie Doyle, MD
- Frederick Wigley, MD
- Peter Merkel, MD
- Thomas Osborn, MD
- Vivien Hsu, MD - UMDNJ
- Avram Goldberg, MD
- Bashar Kahaleh, MD
- Thomas Medsger, MD
- Edwin Smith, MD
- Medical Universtiy of South Carolina
- Maureen Mayes, MD
- Jerry Molitor, MD
- Howard Kenney, MD
- Mary Ellen Csuka, MD
- Universitatsklinik
- AKH Universitatsklinik
- Janet Pope, MD
- Peter Lee, MD
- Eric Rich, MD
- Murray Baron, MD
- Centre Hospitalier Universitaire
- CHRU Claude Huriez
- Universitatsklinikum
- Universitatsklinikum
- Universitatsklinik
- Universitatsklinik
- Instituto di Clinica, Villa Monna Tessa
- Ospedale Maggiore
- Policlinico Umberto 1
- Inselspital, Universitatspital Bern
- Selly Oak Hospital
- Royal Free Hospital
- Freeman Hospital
Arms of the Study
Arm 1
Experimental
Bosentan
Bosentan 62.5 mg tablets b.i.d. for the first 4 weeks followed by bosentan 125 mg b.i.d. thereafter