Fierce Pharma Fierce Biotech Fierce Healthcare Fierce Life Sciences Events Advertise About Us Pharma Vaccines Asia Cell & Gene Therapy Drug Delivery Executives Manufacturing Facilities Recalls Warning Letters Marketing Special Reports Fierce 50 Special Report Awards Gala Resources Podcasts Fierce Events Industry Events Webinars Whitepapers Survey Events Subscribe Subscribe Pharma Vaccines Asia Cell & Gene Therapy Drug Delivery Executives Manufacturing Facilities Recalls Warning Letters Marketing Special Reports Fierce 50 Special Report Awards Gala Resources Podcasts Fierce Events Industry Events Webinars Whitepapers Survey Events Subscribe Fierce Pharma Fierce Biotech Fierce Healthcare Fierce Life Sciences Events Advertise About Us Pharma Shire faces battle against ADHD generics By Tracy Staton May 6, 2009 11:41am Shire, the maker of ADHD drugs Adderall XR and Vyvanse, had an excellent Q1 but now faces a challenge: Its two top products are threatened by a generic that Teva brought to market on April 2, BNet Pharma reports. Report