Health security is critical to national security. The Covid-19 pandemic is a moment to re-evaluate U.S. dependence on China for pharmaceutical ingredients and to solidify the pharmaceutical supply chain in advance of proliferating threats.

Americans filled the equivalent of 5.8 billion 30-day prescriptions in 2018. That doesn’t count the hundreds of millions of vaccinations administered annually. In 2019 the Food and Drug Administration estimated that 40% of finished medications and 80% of active pharmaceutical ingredients...