Propranolol is commonly used in the management of which mental health condition?

JIPMER Nursing Officer-2024

Pharmacology

Easy

Appeared in: JIPMER Nursing Officer-2024

Explanation

Propranolol is a beta-adrenergic blocker used to manage the somatic (physical) symptoms of anxiety.
It is particularly effective for performance anxiety, also known as stage fright, by reducing symptoms like rapid heart rate, tremors, and sweating.
The drug acts on the peripheral sympathetic nervous system, blocking the effects of adrenaline, which are responsible for the 'fight or flight' physical response seen in anxiety.
A typical dose for performance anxiety is 10 to 40 mg taken about 20-30 minutes before the event.

Option B: Schizophrenia is a psychotic disorder characterized by symptoms like hallucinations and delusions.
Option C: Mania is a state of elevated mood and energy, typically associated with bipolar disorder.
Option D: Depression is a mood disorder characterized by persistent low mood and loss of interest.

Visual 1: Diagram - An illustration of the sympathetic nervous system showing beta-receptors on the heart and other organs, and how propranolol blocks these sites to reduce physical anxiety symptoms.
Visual 2: Chart - A comparison table of different classes of psychiatric medications (Beta-blockers, Antipsychotics, Mood Stabilizers, Antidepressants) with their target conditions and mechanisms of action.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Pharmacological management of anxiety disorders as background academic context rather than a clinical decision trigger.
A key nursing responsibility is to monitor the patient's heart rate and blood pressure before administering propranolol. Hold the dose and notify the provider if the heart rate is below 60 bpm or if the patient is hypotensive.
Always assess for a history of respiratory conditions like asthma. Propranolol is non-selective and can block beta-2 receptors in the lungs, leading to bronchospasm, which can be life-threatening in an asthmatic patient.
What if? If a patient needing propranolol for performance anxiety also has a history of asthma, a cardioselective beta-blocker (like metoprolol or atenolol) might be considered as a safer alternative, although it must still be used with caution. The best course is to consult the prescribing physician.

How to Approach the Question

First, identify the drug mentioned in the question: Propranolol.
Recall the drug class for Propranolol. It is a beta-blocker.
Think about the primary uses (cardiovascular) and common off-label uses of beta-blockers.
Evaluate the given options, which are all mental health conditions.
Connect the mechanism of beta-blockers (reducing sympathetic nervous system activity) to the symptoms of the listed conditions. This mechanism directly counters the physical symptoms of anxiety (racing heart, tremors).
Eliminate the other options by recalling the first-line drug classes used for them (antipsychotics for schizophrenia, mood stabilizers for mania, antidepressants for depression).

Concept Tested & Keywords

QzLqSbLEgxL0iuZ7GUHqU0