Attention deficit hyperactivity disorder medication
it is Attention deficit hyperactivity disorder. This is a brain disorder
most often seen in children, teens and adults. Few medications used commonly
to treat ADHD are discussed below.
Some adults and children absorb nearly 80-90% of the medication. Others absorb only 30-40% of a medication . Methylphenidate is derived from the same family as cocaine .
This medicine increases blood flow to the basal ganglia and decreases flow to frontal and motor regions. The main function of basal ganglia is the control of movement.
Cerebral studies conducted in patients who are suffering from ADHD have shown cerebral hypoperfusion in the frontal lobe and decreased blood flow to the caudate nucleus.
The amygdala is a part of the basal ganglia. Amygdala is located within the temporal lobe near its rostral tip. The onset of action of methyl phenidate is rapid i.e 20-30 minutes. The action of this medicine is 2-4 hours.
There may be a rebound at a time of stopping the medication. The symptoms of with drawl may be over agitation and anxiety.Though the mode of action of Methylphenidate hydrochloride in man is not totally understood, methylphenidate activates the brain stem arousal system and cortex in order to produce its stimulant effect.
Methylphenidate hydrochloride in extended-release tablets is absorbed slowly. For Children over 6 years Methylphenidate hydrochloride should be given in small doses. The dosage should be increased every week. Daily dosage should not be more than above 60 mg .
Adderall is another stimulant medication. The dosage of Adderall is almost equival to a the dose of Dexedrine. Adderall preparation consist of equal amounts of Amphetamine and Dextroamphetamine. The therapeutic effect is smoother than other preparations.
The duration of action of this medicine is 6-9 hours. This medicine is capable of providing effect for a full day. Adderall gives impulse-control. Adderall certainly has anorexic effect and therefore diet management in children is very essential.
Adderall has a slow onset of action.because of this anxiety induced at the onset of action is reduced.Amphetamines are non catecholamine sympathomimetic with CNS stimulant activity. The other actions of this medicine include elevation of systolic and diastolic blood pressures, bronchodilatation, and respiratory stimulation.
Amphetamines should be administered at the lowest but effective dosage. The dosage should be adjusted as per the individual.Late evening doses must be avoided because of possible insomnia.
is not recommended for children are less than 3 years of age. In children
from 3 to 5 years of age, we should start with 2.5 mg daily. This daily
dosage may be raised at the rate of 2.5 mg per week, till the desired
response is obtained.