Armas Pharmaceuticals and Micro Labs USA have formed a collaboration to bring select multisource injectable products to the U.S. market. The first product, Diphenhydramine Injection 50mg/1mL, is slated to be launched in May. Diphenhydramine has been seen on the FDA Drug Shortage list since September of 2018. Additional product launches are set for the second quarter of 2019. The market size of these products total $100 million annually, according to IMS data.   “Armas Pharmaceuticals is ex...