Psychosis Symptoms and Dopamine Blockade

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What is the primary action taken to control symptoms in a patient exhibiting impaired communication, delusions, and hallucinations?

Blocking the activity of dopamine in the brain

Which of the following occurs when there is an excessive amount of dopamine in the brain?

Causes strange thoughts and hallucinations

What is a common side effect related to anticholinergic effects when providing symptomatic control to a patient?

Blurred vision

How should a nurse address constipation in a patient undergoing treatment for psychotic symptoms?

Order foods high in fiber and encourage increased physical activity

What intervention should a nurse suggest for a patient experiencing urinary retention as a side effect of treatment?

Monitor intake and output closely

How can a nurse help alleviate nausea and gastrointestinal upset in a patient receiving symptomatic treatment?

Administer tablets or capsules with food to minimize GI upset

What is the most common side effect associated with antihistamines and benzodiazepines?

Drowsiness

Which drug is not associated with tolerance and physical or psychological dependence among the listed medications?

Buspirone

What is a crucial nursing implication related to long-term therapy with antihistamines and benzodiazepines?

Educate the client about the potential for dangerous machinery operation

Which symptom should a nurse immediately report to the physician when observing a client on antihistamines and benzodiazepines?

Easy bruising

What should a nurse instruct a client to do in order to manage orthostatic hypotension caused by antihistamines and benzodiazepines?

Lie down immediately if feeling dizzy

What should a nurse inform a client about regarding the onset of therapy with buspirone and subsiding of anxiety symptoms?

There is a lag time of 10 to 14 days between therapy onset and symptom improvement

What should individuals avoid when taking sedative-hypnotic agents to prevent decreased effectiveness?

Consuming large amounts of beverages containing caffeine

What symptoms should be reported to healthcare professionals when taking these agents?

Fever, sore throat, easy bruising, and skin rash

What can happen if these agents are suddenly stopped?

Rapid eye movement (REM) or rebound with insomnia and other symptoms

Which classification do drugs like Amitriptyline and Imipramine fall under?

Tricyclic antidepressants (TCA’s)

What is the main function of tricyclic antidepressants like Amitriptyline?

Increase neurotransmitters serotonin or norepinephrine levels

Why is it recommended to avoid excessive use of tricyclic antidepressants?

To prevent the onset of substance abuse or addiction

What are the typical symptoms at serum levels of 1.5 to 2.0 meq/L of lithium?

Blurred vision, ataxia, tinnitus, persistent nausea and vomiting, severe diarrhea

Why is lithium considered the treatment of choice for the manic phase of bipolar disorder?

It balances neurotransmitter activity in the brain controlling emotions.

How is lithium excreted from the body?

By kidneys after reabsorption in the renal tubules

What is the purpose of maintaining a constant sodium concentration in the brain with lithium treatment?

To regulate impulses along nerve cells and mood swings

Why is it important to monitor blood pressure and pulse during lithium treatment?

To detect hypotension, hypertension, and irregular heart rates

At what therapeutic serum concentration range is lithium considered suitable for maintenance therapy?

0.6 to 1.2 meq/L

What is the prevalence of Neuroleptic Malignant Syndrome (NMS)?

0.1%-1%

Which age group is more susceptible to developing Neuroleptic Malignant Syndrome (NMS)?

Persons under 20 and over 60 years of age

What is the recommended course of action for treating Neuroleptic Malignant Syndrome (NMS)?

Discontinue antipsychotic agent and administer skeletal muscle relaxant or dopamine receptor agonist

What should nurses evaluate in patients before therapy for Neuroleptic Malignant Syndrome (NMS)?

Blood pressure, CBC, Liver function test, vision test

When is it recommended to give oral neuroleptics to aid sleep?

Within 1 or 2 hours of bedtime

What precaution should be taken while preparing concentrated solutions of medications?

Avoid contact with concentrated solutions to prevent skin irritation

Understand symptoms of impaired communication, delusions, hallucinations, and lack of responsiveness in individuals with psychosis. Learn how blocking dopamine activity can help control these symptoms by regulating nerve impulses in the brain.

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