Vasopressin and epinephrine in the treatment of cardiac arrest: an experimental study
2008

Vasopressin and Epinephrine in Cardiac Arrest Treatment

Sample size: 22 publication Evidence: moderate

Author Information

Author(s): Stroumpoulis Konstantinos, Xanthos Theodoros, Rokas Georgios, Kitsou Vassiliki, Papadimitriou Dimitrios, Serpetinis Ioannis, Perrea Despina, Papadimitriou Lila, Kouskouni Evangelia

Primary Institution: University of Athens, Medical School, Department of Experimental Surgery and Surgical Research

Hypothesis

Does the combination of vasopressin and epinephrine provide better results than epinephrine alone in cardiopulmonary resuscitation?

Conclusion

The combination of vasopressin and epinephrine significantly improves hemodynamic parameters necessary for the return of spontaneous circulation during cardiopulmonary resuscitation.

Supporting Evidence

  • 10 of 11 animals in the Vaso-Epi group restored spontaneous circulation compared to only 4 of 11 in the Epi group.
  • Aortic diastolic pressure and coronary perfusion pressure were significantly increased in the Vaso-Epi group during CPR.
  • The study was powered statistically to detect changes in return of spontaneous circulation.

Takeaway

Using vasopressin with epinephrine helps more animals recover from cardiac arrest than using just epinephrine.

Methodology

22 piglets were divided into two groups to receive either epinephrine or a combination of vasopressin and epinephrine during induced cardiac arrest.

Potential Biases

The study was blinded, but the use of anesthetized animals may introduce bias in the results.

Limitations

The study was conducted on healthy pigs, which may not directly apply to humans, and the effects of vasopressin may differ between species.

Participant Demographics

22 Landrace/Large-White piglets of both sexes, average weight 19 ± 2 kg.

Statistical Information

P-Value

0.02

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/cc6838

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