19 Questions
Which type of receptors do FGAs primarily block?
D2
Which of the following is a movement disorder associated with antipsychotic medications?
Tardive dyskinesia
Which receptor blockade by antipsychotics leads to orthostatic hypotension as a side effect?
α1
What is a common side effect associated with the blockade of H1 receptors by antipsychotics?
Weight gain
Which neurotransmitter does dopamine inhibit the release of?
Prolactin
Which type of antipsychotic medication is associated with hyperprolactinemia as a side effect?
FGAs
Which movement disorder develops slowly over months to years and is 50% irreversible?
Tardive dyskinesia
What is the mechanism of movement disorders associated with dopamine therapy?
Increased cholinergic output
Which medication is least likely to cause Tardive Dyskinesia?
Clozapine
What is the main treatment approach for acute Tardive Dyskinesia?
Anticholinergic/antihistamine
Which adjunct treatment can be used to reduce muscle rigidity associated with movement disorders?
Dantrolene
Which condition may occur within weeks of starting neuroleptic therapy and is characterized by sympathetic hyperactivity?
Neuroleptic malignant syndrome
Which of the following are common motor complications associated with Levodopa therapy?
Wearing off and dyskinesia
What is the main action of MAO-B inhibitors in the treatment of Parkinsonism?
Preventing the breakdown of dopamine
Which adjunct treatment can be used as an anti-viral agent alongside Dopamine therapy for Parkinsonism?
Amantadine
What is a common side effect associated with Ergot derivatives used in Parkinsonism?
Ankle edema
What is the primary function of Botulinum toxin when used as an adjunct treatment in Parkinsonism?
Blocking cholinergic receptors
Which of the following is a possible side effect of Levodopa therapy?
Hallucinations and postural hypotension
In drug-induced Parkinsonism, which side effect is commonly observed in patients?
Dry mouth and constipation
Test your knowledge on CNS depressants such as benzodiazepines and non-benzodiazepines including their mechanisms of action, advantages, uses, adverse drug reactions, and special considerations. Explore the differences between drugs like Diazepam, Zopiclone, Zolpidem, and Thiopentone.
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