This is an exploratory, double blinded cross-over study of the D1 antagonist ecopipam treat patients currently having dopamine agonist induced augmentation in restless legs syndrome. Each arm is 6 weeks composed of an unforced titration up to 100mg/day separated by a 2-week wash-out period. Efficacy points will include the IRLS, augmentation scales, sleep scales, clinical impressions and fatigue/mood scales.
This is a double-blind, exploratory proof of concept, cross-over trial of the D1 antagonist ecopipam for subjects with augmented Restless legs syndrome (RLS). Investigators will recruit 10 subjects taking dopamine agonists for RLS who are currently experiencing augmentation. The goal is to have 8 completers. There is no power analysis as this is an exploratory study and there is no previous data on treatment of augmentation. "Meaningful improvement" is not even established. A safety analysis will be done after 5 subjects have been enrolled. Duration of study and is based mostly on contracted drug availability for this pilot study.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Enrollment
10
Houston Methodist Hospital
Houston, Texas, United States
International RLS Rating scale
scale
Time frame: baseline to end of each treatment arm (6 weeks)
Augmentation severity scale
scale
Time frame: baseline to end of each treatment arm (6 weeks)
24 hour RLS diary
diary of RLS symptoms
Time frame: Day 0 (visit 1) to end of each treatment arm (6 weeks)
Clinical Global Impression
scale
Time frame: From start of each treatment arm through one week after treatment withdrawal
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