Pharmacologic Substance
cardiotonic agent
[ kahr-dee-oh-ton-ik ey-juhnt ]
Subclass of:
Cardiovascular Agents; Protective Agents
Definitions related to cardiotonic agents:
  • any agent having a favorable effect on the function of the heart.
    NCI
    U.S. National Cancer Institute, 2021
  • Agents that have a strengthening effect on the heart or that can increase cardiac output. They may be CARDIAC GLYCOSIDES; SYMPATHOMIMETICS; or other drugs. They are used after MYOCARDIAL INFARCT; CARDIAC SURGICAL PROCEDURES; in SHOCK; or in congestive heart failure (HEART FAILURE).
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • (cardioprotective agent) An agent that prevents damage to the heart, thereby protecting myocardial function.
    NCI
    U.S. National Cancer Institute, 2021
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This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. Some terms may have alternate or updated definitions not reflected in this set. The definitions on this page should not be considered complete or up to date.