Fentanyl and other synthetic opioids have driven the worst drug crisis in U.S. history, with profound consequences for public health, the economy, and national security. Since 2000, more than one million people in the United States have died of drug overdoses, the majority from opioids. In recent years, fatal overdose numbers have been dominated by illicit fentanyl, with more than two-thirds of overdoses involving this extremely lethal synthetic opioid.
Scale and severity of the crisis
Overdoses involving synthetic opioids, primarily fentanyl, are the leading cause of U.S. deaths in people ages eighteen to forty-five. In 2022, deaths from all types of opioids reached 81,806, more than ten times the number of U.S. military servicemembers killed in post-9/11 wars in Iraq and Afghanistan. A study by researchers at Mayo Clinic and Yale University found that deaths from fentanyl alone nearly tripled from 2016 to 2021. However, 2023 marked the first year in which fentanyl-related deaths began to decline, with continued drops of at least 21 percent since then. Fentanyl’s extreme potency makes it exceptionally deadly: a lethal dose requires just two milligrams, an amount roughly equivalent to ten to fifteen grains of table salt. One gram could kill five hundred people. The COVID-19 pandemic worsened the epidemic, as disruptions to supply chains and social-distancing measures led more people to take drugs alone, increasing overdose risk.
Sources and demographics
Most fentanyl in the United States is smuggled across the Mexico border, with the median weight seized being just 1.2 kilograms, containing more than fifty thousand lethal doses. China is the leading manufacturer of fentanyl precursor chemicals, with most fentanyl smuggled from Mexico made from chemicals originating from China. Mexican drug cartels, particularly the Sinaloa Cartel and Jalisco New Generation Cartel, manage most production and distribution networks. In fiscal year 2024, more than 84 percent of fentanyl traffickers were U.S. citizens. Fentanyl’s deadly toll affects all regions and demographic groups, though American Indian and Alaska Native people, Black people, younger adults, and men die from fentanyl-linked overdoses at higher rates. Fatal fentanyl overdoses nearly doubled in teens between 2019 to 2021, though teen overdoses showed a 40 percent drop last year.
Economic impact and policy responses
The opioid epidemic cost the United States nearly $1.5 trillion in 2020, or 7 percent of GDP that year. The White House claimed in March 2025 that illicit opioids cost Americans an estimated $2.7 trillion in 2023 alone. The Biden administration declared synthetic-opioid trafficking a national emergency in late 2021 and sanctioned China-based firms involved in producing fentanyl precursor chemicals. In March 2023, the FDA approved the naloxone nasal spray Narcan as the first over-the-counter drug to reverse fentanyl overdoses. The Trump administration has invoked tariffs and increased border oversight on countries contributing to fentanyl flow, with Mexico deploying additional troops to the border and seizing thousands of kilograms of fentanyl.
This article is an AI-assisted summary. All facts and figures are drawn from the original report: https://www.cfr.org/backgrounders/fentanyl-and-us-opioid-epidemic