It’s only fair to share… READ AT https://newdrugapprovals.org/2016/04/25/istradefylline/ FDA approves new add-on drug Nourianz (istradefylline) to treat off episodes in adults with Parkinson’s disease The U.S. Food and Drug Administration today approved Nourianz (istradefylline) tablets as an add-on treatment to levodopa/carbidopa in adult patients with Parkinson’s disease (PD) experiencing “off” episodes. An “off” episode is a …