In his first major action on health care costs this term, President Donald Trump issued a multi-part executive order on Tuesday aimed at lowering drug prices and reducing costs for Medicare. The move comes as his administration seeks to impose tariffs on pharmaceutical imports that many experts have said could lead to drug shortages and price hikes.

President Trump directed his administration to help states import drugs from Canada. But a proposal to alter a Medicare program to reduce costs could wind up raising prices.

The order resurrected some policies from Trump’s first administration.

The move to onshore chip manufacturing started long before the latest round of tariffs, but uncertainty around trade makes it more important.

China’s exports surged last month in a sign of a rush to dispatch shipments before Donald Trump’s “liberation day” tariffs triggered a full-blown trade war between the world’s two largest economies. Exports rose 12.