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Research Letter
July 6, 2020

US Hydroxychloroquine, Chloroquine, and Azithromycin Outpatient Prescription Trends, October 2019 Through March 2020

Author Affiliations
  • 1US Centers for Disease Control and Prevention COVID-19 Response Team, National Center for Emerging and Zoonotic Infectious Diseases, Division of Healthcare Quality Promotion, US Centers for Disease Control and Prevention, Atlanta, Georgia
  • 2Lantana Consulting Group, Atlanta, Georgia
JAMA Intern Med. Published online July 6, 2020. doi:10.1001/jamainternmed.2020.2594

Hydroxychloroquine and chloroquine are oral antimalarial drugs under investigation for prophylaxis and treatment of coronavirus disease 2019 (COVID-19). Additional benefit of using these drugs with azithromycin has been reported1 but not confirmed. Recently, internet searches for purchasing hydroxychloroquine and chloroquine increased dramatically, and instances of increased prescribing and commercial purchasing have been reported.2,3 We quantified changes in outpatient prescriptions of hydroxychloroquine, chloroquine, and azithromycin.

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