Yale University Nov 17 2025 A new study led by Yale's Jennifer Miller, PhD, found that medicines are not physically accessible in many of the countries where they are tested for FDA approval. The findings were published in JAMA Internal Medicine . For the study, researchers analyzed 172 FDA-approved medicines tested between 2015 and 2018 in nearly 90 countries. They found that five years after testing, only 24 percent of the medicines had received market authorization, or approval for