Ritalin
...use is treatment of Attention Deficit /Hyperactive Disorder
(ADHD). The mode of action in humans is not completely understood, but Ritalin
presumably activates the arousal system of the brain stem and the cortex to
produce its stimulant effect. Recently, the frequency of diagnosis for ADHD has
increased dramatically. More children and an increasing number of adults are
being diagnosed with ADHD. According to the Drug Enforcement Agency (DEA)
(Bailey 1995), prescriptions for Ritalin have increased more than 600% in the
past five years. Ritalin has a long history of controversy regarding side
effects and potential for abuse, however it greatly benefits those with ADHD.
Psychological effects of Ritalin
Ritalin (Methylphenidate) is manufactured by CIBA-Geigy Corporation. It
is supplied in 5 mg., 10 mg., and 20 mg. tablets, and in a sustained release
form, Ritalin SR, in 20 mg. tablets. It is readily water soluble and is intended
for oral use. It is a Schedule II Controlled Substance under both the Federal
and Vermont Controlled Substance Acts. Ritalin is primarily used in the
treatment of Attention Deficit/Hyperactive Disorder (ADHD) (Bailey 1995).
ADHD is a condition most likely based in an inefficiency and inadequacy
of Dopamine and Norepinephrine hormone availability, typically occurring when a
person with ADHD tries to concentrate. Ritalin improves the efficiency of the
hormones Dopamine and Norepinephrine, increasing the resources for memory, focus,
concentration and attention (Clark 1996).
Ritalin has been used for more than 30 years to treat ADHD. Nervousness
and insomnia are the most common adverse reactions reported, but are usually
controlled by reducing dosage or omitting the afternoon or evening dose.
Decreased appetite is also common but usually transient (Long 1996).
According to Clark (1996), children, adolescents and adults...
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