National Certified Addiction Counselor, Level 2 (NCAC II) Practice Exam Exam

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What is one of the physiological side effects of benzodiazepines?

Euphoria
Drowsiness
Hallucinations
Grand mal seizures

The correct answer is: Drowsiness

Drowsiness is a well-known physiological side effect of benzodiazepines. These medications are primarily prescribed for their calming effects, and one of their main actions is to enhance the effect of the neurotransmitter gamma-aminobutyric acid (GABA) in the brain. This action slows down brain activity, which can lead to increased relaxation and sedation. As a result, individuals taking benzodiazepines often experience significant drowsiness, making it one of the most common side effects observed. In many clinical settings, the sedative properties of benzodiazepines are both a therapeutic benefit and a risk factor, especially regarding the performance of tasks requiring full alertness, such as driving or operating machinery. Understanding this side effect is crucial in managing patient care and ensuring their safety during treatment.