MichaelVCallahanMD

International Health, Travel & Tropical

Professor of Medicine, Massachusetts General Hospital

Dr. Callahan is on Doximity

As a Doximity member you'll join over two million verified healthcare professionals in a private, secure network.

Gain access to free telehealth tools, such as our “call shielding” and one-way patient texting.
Connect with colleagues in the same hospital or clinic.
Read the latest clinical news, personalized to your specialty.

PubMed

8 citations
Randomized single oral dose phase 1 study of safety, tolerability, and pharmacokinetics of Iminosugar UV-4 Hydrochloride (UV-4B) in healthy subjects.
Michael Callahan, Anthony M Treston, Grace Lin, Marla Smith, Brian Kaufman
Plos Neglected Tropical Diseases. 2022-08-01
177 citations
Famotidine Use Is Associated With Improved Clinical Outcomes in Hospitalized COVID-19 Patients: A Propensity Score Matched Retrospective Cohort Study.
Daniel E. Freedberg, Joseph Conigliaro, Timothy C. Wang, Kevin J. Tracey, Michael V. Callahan
Gastroenterology. 2020-05-22
82 citations
Rethinking the role of hydroxychloroquine in the treatment of COVID-19.
Eric A. Meyerowitz, Augustin G. L. Vannier, Morgan G. N. Friesen, Sara R. Schoenfeld, Jeffrey A. Gelfand
FASEB Journal. 2020-05-01

Broad COVID Commission Planning Group Will Be Based at UVA’s Miller CenterApril 13th, 2021
Reuters: CDC’s Early COVID Response “Marred by . . . Career Scientists and Frontline Staff”January 23rd, 2021
Heartburn Remedy May Have Helped COVID-19 PatientsJune 5th, 2020
Join now to see all