Addiction Disorders

The new U.S. plan to target xylazine-laced fentanyl

Researchers from Penn LDI, in conjunction with the Center for Health Economics of Treatment Interventions for Substance Use Disorder, analyze the plan and raise the question of whether it goes far enough.

From Penn LDI

The economics of addiction

Professor of Economics Jeremy Greenwood’s research is uncovering information about the opioid crisis, its effects on the labor shortage, and the law of unintended consequences.

Susan Ahlborn

In the News

What’s going on with tranq?

Jeanmarie Perron of the Perelman School of Medicine says that the appearance and progression of skin ulcers and tissue loss on xylazine users is different than with other intravenous drugs.


Philadelphia Inquirer

Mayor Parker’s plan to ‘remove the presence of drug users’ from Kensington raises new questions

Shoshana Aronowitz of the School of Nursing and Ashish Thakrar of the Perelman School of Medicine comment on the lack of specificity in Philadelphia’s plan to remove drug users from Kensington and on the current state of drug treatment in the city.


WHYY (Philadelphia)

Penn study finds ‘dramatic rise’ in patients with opioid addiction who leave hospitals early, against medical advice

Ashish Thakrar of the Perelman School of Medicine comments on his research into the increase in early discharge rates that is co-occurring with the rapid spread of fentanyl in street drug supplies in Philadelphia and across the country.


The New York Times

How family history influences your drinking

Henry Kranzler of the Perelman School of Medicine says that complete abstinence is an extreme solution for alcohol use disorder but is the one that works the best.


Associated Press

Election offices are sent envelopes with fentanyl or other substances. Authorities are investigating

Jeanmarie Perrone of the Perelman School of Medicine says that studies simulating exposure from opening envelopes containing powders showed that very little, if any, of the powder becomes aerosolized to cause toxicity through inhalation.



The most exciting health breakthroughs of 2023

Bonnie Milas of the Perelman School of Medicine discusses the dangers of fentanyl and recommends keeping Narcan in household medicine chests.