This cross-sectional study of data from the IQVIA National Disease and Therapeutic Index examines changes in the clinical content of ambulatory care among office-based vs telemedicine encounters in the US during the COVID-19 pandemic.

This cross-sectional study uses data from the National Disease and Therapeutic Index to quantify changes in volume and type of primary care visits and changes in visit content associated with the COVID-19 pandemic in the US.

This Viewpoint proposes strategies to ensure adequate supply and distribution of medication in the US during and beyond the coronavirus pandemic, including development and funding of a national essential medicines supply, allocation strategies to prevent stockpiling, and funding of home delivery services to ensure adequate access for lower income and underserved populations.

This study uses publicly available FDA.gov data to characterize trends in the US Food and Drug Administration’s use of Risk Evaluation and Mitigation Strategy (REMS) programs between 2008 and 2019 and to describe the number and classes of medications included, the strategies deployed, and the risks the program was intended to mitigate.

This quality improvement study examines trends in pharmacy closures in the United States between 2009 and 2015, as well as pharmacy, community, and market factors that might be associated with such closures.

This survey study investigates the availability of naloxone nasal spray at pharmacies in Philadelphia, Pennsylvania, 3 years after the implementation of a statewide standing order allowing pharmacies to dispense naloxone without a physician’s prescription.

This cohort study examines the association between pharmacy closures and adherence to statins, β-blockers, and oral anticoagulants among adults 50 years or older in the United States.

This study uses NHANES data to estimate the prevalence of dietary supplement use, including both nutritional products and alternative medicines, among US children and adolescents between 2003 and 2014.

In a nationally representative sample of older adults, this study characterizes changes in the prevalence of medication use and quantifies the frequency and types of potential major drug-drug interactions.