Dec 10, 2019 Slayback Pharma announces approval and immediate launch of Dexmedetomidine Hydrochloride in 0.9% Sodium Chloride Injection in 200 mcg/ 50 mL and 400 mcg/ 100 mL (4 mcg/mL) vials, generic equivalent of Precedex™ 4 mcg/ mL