Childhood ADHD and other psychiatric illnesses Flashcards
What is the most common childhood psychiatric disorder (3-5% population)?
ADHD
What is the proposed cause of ADHD?
Possible genetics, 4-5fold increase if first degree relative; 5-fold increase if sibling.
environment factors, smoking, heavy metals
What is the effect of neurotransmitters in ADHD?
Deficiency of norepinephrine and dopamine at synapse in frontal and neostriatial systems.
What are the 3 main symptoms of ADHD?
Inappropriate inattention, impulsivity, hyperactivity
This involves not finishing tasks, not seeming to listen, being easily distracted, difficulty concentrating, difficulty sticking to play.
inappropriate inattention
This involves acting before thinking, shifting excessively, difficulty organizing work, increased need for supervision, difficulty waiting in lines.
impulsivity
This involves excessive running/jumping, difficulty staying seated, excessive movement during sleep
hyperactivity
Drugs of choice for ADHD are?
CNS stimulants such as methylphenidate, dextroamphetamine
If the patient has no perceived benefit from the medication this is?
pharmacodynamic failure
If the patient has some improvement from the medication this is?
pharmacokinetic failure
How are short acting CNS stimulants usually dosed?
BID to TID to reach daily dose
Which drug is a prodrug of dextroamphetamine and is long acting without requiring a sustained release design?
Vyvanse, lisdexamfetamine dimesylate
Headache, decreased appetite, GI complaints, insomnia, exacerbation of tics, delayed growth are side effects of?
CNS stimulants
What is the Brand name, initial dose, and max dose of Amphetamine-dextroamphetamine?
Adderall
3-5yrs 2.5mg/day ; max 40mg/day
6yrs 5mg/day ; max 40mg/day
What is the Brand name, initial dose, and max dose of dextroamphetamine?
Dexedrine, Dextrostat
3-5 yrs 2.5mg/day; max 20mg/day
6 yrs 5mg/day; max 40mg/day