Ahead of a key Senate committee hearing on President Donald Trump's plan to lower drug prices, Sen. Bill Cassidy (R-LA) released a white paper Tuesday (May 29) floating a number of ideas for lowering drug costs, including: passing on drug rebates to beneficiaries at the pharmacy counter, moving toward international reference pricing and cracking down on brand company efforts to block generic competition via abuses of Risk Evaluation and Mitigation Strategies (REMS).