What are the effects of risperdial medication on a down's syndrome child?

Not really known: It's not really known, it's a risk benefit analysis in every case.

Risperdal: Calms aggression and poor impulse control in some.

Behaviors in DS: 18-23% have behavioral, emotional or psychiatric problems. ~ 6% have extreme aggression; 73% disobedient; 65% argumentative; 50% demanding attention; 6-8% adhd. Of the 10% with autistic disorder, ~ half have late regression with loss of language ~ 5 yrs., by which age > 50% of kids with ds are overweight. Low doses of Risperdal are used for irritability or aggression, monitoring wt. Gain & labs.

Risperdal: Calms aggression and irritability.