Drug companies used to produce branded, patent-protected medicine or they produced generic copies and rarely both, especially in the United States. But the world is changing, including in the United States, and Teva Pharmaceuticals Ltd. is one of the companies trying to successfully mix more branded drugs into its long-established generic portfolio. One of those branded prescription medicines is Qnasl, a steroid nasal allergy inhaler approved by the U.S. Food and Drug Administration in March for use in adults.
