** Shares of drug developer Fennec Pharmaceuticals Inc
FENC.O gain 11.5% to $10.50 premarket
** FDA grants orphan drug exclusivity to company's hearing
loss therapy, Pedmark
** Under FDA provisions, Pedmark will enjoy 7-year market
exclusivity - from its approval on Sept. 20, 2022 until Sept.
20, 2029
** Company also has patents for pharmaceutical formulation
and method-of-use of Pedmark until about 2039
** Pedmark, a sodium thiosulfate-based injection to help
reduce chemotherapy-induced hearing loss in children, recently
got included in clinical practice guidelines from the National
Comprehensive Cancer Network
** Fennec stock has doubled in last 12 months
(Reporting by Aditya Samal)
((Aditya.Samal@thomsonreuters.com))