"As Required" Oral Sildenafil in Raynaud's Phenomenon (PROFIL)
Efficacy and Safety of "as Required" Sildenafil for Patients With Moderate to Severe Raynaud's Phenomenon (RP)
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Study Type
Study Type
Enrollment (Actual)
Enrollment
Phase
Phase
- Phase 2
- Phase 3
Contacts and Locations
Study Locations
-
-
-
Grenoble, France
- Clinical Investigation Center - Pharmacology Unit - University Hospital of Grenoble
-
-
Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Inclusion Criteria:
- Active Raynaud's Phenomenon characterized by a clinical history of primary or secondary Raynaud's Phenomenon
- At least 7 RP attacks per week on 5 or more days per week (assessed over the 2 weeks preceding inclusion)
- Patients who have dated and signed the informed consent form
- Contraception for women
Exclusion Criteria:
- Recently diagnosed RP (less than 2 months).
- Uncontrolled hypertension, diabetes mellitus, angina
- Haemodynamic instability
- Nonarteritic ischemic optic neuropathy
- Pulmonary hypertension
- Subjects currently taking sildenafil, tadalafil or vardenafil
- Subjects currently taking nitrates
- Subjects currently taking strong CYP3A inhibitors
- Pregnancy (or considering pregnancy in the next 4 months)
- Breast feeding
- Participation in another clinical trial
Study Plan
How is the study designed?
Design Details
- Primary Purpose: TREATMENT
- Allocation: RANDOMIZED
- Interventional Model: CROSSOVER
- Masking: QUADRUPLE
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
|---|---|
|
PLACEBO_COMPARATOR: Placebo
placebo
|
|
|
EXPERIMENTAL: Sildenafil 80 mg
|
|
|
EXPERIMENTAL: Sildenafil 40 mg
|
What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Mean change in the Raynaud's Condition Score (RCS) during treatment, as compared to placebo.
Time Frame: 7 days
|
RCS is self-reported every day and averaged over 7-day periods
|
7 days
|
Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Frequency of RP: number of RP attacks during treatment, as compared to placebo.
Time Frame: 7 days
|
An attack is defined as an episode of pallor or cyanosis (with or without pain,tingling or numbness).
The number of attacks is self-reported every day and averaged over 7-day periods
|
7 days
|
|
Patients' preference: comparison between the number of patients favoring a treatment to another.
Time Frame: Every 3 weeks of treatment (week 3, 6 and 9)
|
Every 3 weeks of treatment (week 3, 6 and 9)
|
|
|
Pain associated with RP: Mean change in the Raynaud's pain score during treatment, as compared to placebo.
Time Frame: 7 days
|
Pain associated with each attack is self-reported on a 10-point scale, and averaged over 7-day periods
|
7 days
|
|
Frequency and severity of adverse drug events during treatment, as compared to placebo
Time Frame: 7 days
|
7 days
|
|
|
Microvascular reactivity: index of skin perfusion in response to local/regional cooling after a single dose of sildenafil, as compared to placebo (laboratory experiments)
Time Frame: Week 1, 2 and 3
|
Week 1, 2 and 3
|
Collaborators and Investigators
Sponsor
Sponsor
Investigators
Investigators
- Principal Investigator: Jean-Luc CRACOWSKI, MD, INSERM CIC03 - Unité de Pharmacologie Clinique
Publications and helpful links
Study record dates
Study Major Dates
Study Start
Study Start
Primary Completion (ACTUAL)
Primary Completion
Study Completion (ACTUAL)
Study Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (ESTIMATE)
First Posted
Study Record Updates
Last Update Posted (ESTIMATE)
Last Update Posted
Last Update Submitted That Met QC Criteria
Last Update Submitted That Met QC Criteria
Last Verified
Last Verified
More Information
Terms related to this study
Additional Relevant MeSH Terms
Other Study ID Numbers
Other Study ID Numbers
- DCIC/12/26
- 2013-000014-38 (EUDRACT_NUMBER)
- 12G01 (OTHER: Promotor)
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