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SUBSEQUENT EVENTS
3 Months Ended
Mar. 31, 2017
SUBSEQUENT EVENTS [Abstract]  
SUBSEQUENT EVENTS
7. SUBSEQUENT EVENTS

On April 18, 2017, we announced that we initiated an open-label, dose escalation Phase 1 clinical trial of XIAFLEX for the treatment of uterine fibroids. The Phase 1 open-label dose escalation study is being conducted at the Department of Gynecology & Obstetrics at Johns Hopkins University and will enroll 15 female subjects treated prior to hysterectomy. Three subjects have been injected with saline only to evaluate the safety and effectiveness of the injection method and the remaining 12 subjects will now be injected with increasing doses of XIAFLEX. The primary endpoint will assess the safety and tolerability of a single injection of XIAFLEX directly into the uterine fibroids at one of three doses under transvaginal ultrasound guidance. The secondary endpoints will assess symptoms of pain and bleeding, quality of life throughout the study, shrinkage of XIAFLEX treated fibroids in size, increased rates of apoptosis in treated fibroids and a decrease in the collagen content of treated fibroids.