Fast Five Quiz: Syncopal Events

Richard H. Sinert, DO


January 30, 2020

Drugs commonly implicated in syncope include the following:

  • Agents that reduce blood pressure (eg, antihypertensive drugs, diuretics, nitrates)

  • Agents that affect cardiac output (eg, beta-blockers, digitalis, antiarrhythmics)

  • Agents that prolong the QT interval (eg, tricyclic antidepressants, phenothiazines, quinidine, amiodarone)

  • Agents that alter sensorium (including alcohol, cocaine, analgesics with sedative properties)

  • Agents that alter serum electrolytes (especially diuretics, including hydrochlorothiazide)

Read more about drugs associated with syncope.

This Fast Five Quiz was excerpted and adapted from the Medscape Drugs & Diseases article Syncope.

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