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19. In the absence of immediately reversible causes, what is the first-line drug given for symptomatic bradycardia?

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GinnyAnsweridn

Final answer:

The first-line drug for symptomatic bradycardia in the absence of reversible causes is Epinephrine.


Explanation:

Epinephrine is the first-line drug given for symptomatic bradycardia in the absence of immediately reversible causes. It acts on the a- and ß-adrenergic receptors to increase heart rate and improve cardiac function. Bradycardia is defined as a resting heart rate below 60 bpm and may present symptoms like weakness, fatigue, dizziness, or chest discomfort.


Learn more about Bradycardia and Epinephrine here:

https://brainly.com/question/47647940


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