Mental Health Disorders Flashcards
(158 cards)
What are the psychological symptoms of anxiety?
Restlessness Worry Fear Difficulty concentrating Irritability
What are the physical symptoms of anxiety?
Palpitations Muscle aches and tension Trembling or shaking Excessive sweating Shortness of breath Insomnia
What class are benzodiazepines?
CD4 part 1
What are the benzodiazepines?
Alprazolam Clobazam Chlordiazepoxide Diazepam Lorazepam Oxazepam
What benzodiazepines are better for use in elderly?
Short acting
Lorazepam
Oxazepam
Greater risk of withdrawal symptoms
What beta blockers are used for palpitations in anxiety?
Propranolol
Oxprenolol
What is buspirone?
5HT1a agonist
Low potential for abuse and dependence
Takes two weeks to work
What is the mechanism of action of benzodiazepines?
Facilitates and enhances the binding of GABA to the GABAa receptor to cause widespread depressant effect on synaptic neurotransmission
What are benzodiazepines used for?
Short term (2-4 weeks) relief of anxiety that is severe, disabling or causing patient unacceptable distress
What are the side effects of benzodiazepines?
Paradoxical increase in hostility aggression
Overdose - ataxia, drowsiness, dysarthria, nystagmus, respiratory depression, coma
Sedation
Dependence
How do you withdraw benzodiazepines?
Gradually convert to equivalent diazepam dose ON
Reduce diazepam dose by 1-2mg every 2-4 weeks
Reduce further
What are the diazepam drug interactions that increase sedation and CNS depressant effects?
Alcohol Opioids Antihistamines Antidepressants Barbiturates Antipsychotics Z-drugs
What are the diazepam interactions that increase plasma concentrations?
Amiodarone
Diltiazem
Macrolides
Fluconazole
What are the symptoms of ADHD?
Hyperactivity
Impulsivity
Inattention
What is the treatment for ADHD in children 5 years + and young people?
Methylphenidate first line
Lisdexamfetamine second line
Atomoxetine/guanfacine alternative
What is the ADHD treatment in adults?
First line methylphenidate/lisdexamfetamine
Alternative atomoxetine
What is the mechanism of action of methylphenidate?
Potent CNS stimulant
Increases dopamine and noradrenaline levels in the brain
What are the side effects of methylphenidate?
Appetite loss Insomnia Weight loss Increased heart rate and blood pressure Tics and Tourette’s Growth restriction
What needs to be monitored with methylphenidate?
Pulse
BP
Appetite
Weight and height
Psychiatric symptoms
What are the contraindications of methylphenidate?
Cardiovascular disease Hyperthyroidism Hypertension Uncontrolled bipolar Severe depression
Prescribe by brand for MR
What is the mechanism of action of dexamfetamine and lisdexamfetamine?
Potent central nervous system stimulant
Increases dopamine and noradrenaline levels in the brain
What are the side effects of lisdexamfetamine and dexamfetamine?
Appetite loss Anorexia Increased heart rate and blood pressure Tics and Tourette’s Growth restriction in children
What are the signs of lisdexamfetamine overdose?
Wakefulness Hyperactivity Paranoia Exhaustion Convulsions Hyperthermia Coma
What is the monitoring needed for lisdexamfetamine and dexamfetamine?
Pulse BP Appetite Weight and height Psychiatric symptoms