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October 4, 1979New England Journal of Medicine

The Quinidine-Digoxin Interaction

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Why the study?

Does quinidine administration affect serum digoxin concentration in patients taking digoxin?

Population

Patients taking digoxin

Design

Editorial

Authors

JBJ. Thomas BiggerAllegheny College

Discussion

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Implication

Requires digoxin level monitoring with quinidine coadministration; extends prior observations but leaves open magnitude in contemporary populations.

Structured PICO

Does quinidine administration affect serum digoxin concentration in patients taking digoxin?

P
Population
Patients taking digoxin
I
Intervention
Quinidine
O
Outcome
Serum digoxin concentrationsurrogate

This editorial highlights the clinically significant drug interaction between quinidine and digoxin, which leads to increased serum digoxin concentrations.

Cite This Study

J. Thomas Bigger (1979) studied this question.

synapsesocial.com/papers/6a9587df19dbadbb777cfc4chttps://doi.org/10.1056/nejm197910043011409
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1Effect of quinidine on plasma concentrations of digoxin.1978 · 154 citations
  2. 2Renal Tubular Secretion of Digoxin1974 · 185 citations
  3. 3Effect of quinidine on plasma concentration of digoxin.1978 · 64 citations
  4. 4Quinidine-Digoxin Interaction1979 · 247 citations
  5. 5Digoxin-Quinidine Interaction1979 · 291 citations