Text Messaging Adherence to Stimulant Medication

Inclusion Criteria:

- Male or female children ages 6-17 years

- A diagnosis of ADHD (inattentive, hyperactive/impulsive, or combined type) according
to the Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition (DSM-IV)
based on clinical assessment and supported by a Clinical Global Impression- ADHD
(CGI-ADHD) Severity Score of at least 4 (Moderately Ill)

- Has a parent in possession of a cellular phone with text messaging capabilities and
is interested in and willing to receive planned text messages

- Has never been treated with stimulant medication, or has begun treatment with
stimulant medication within three months of study enrollment.

Exclusion Criteria:

- Any serious, unstable, chronic medical condition, per clinician assessment

- Cardiovascular disease

- Current or past history of seizures

- Treatment with stimulant medication beyond three months prior to enrollment

- Pregnant or nursing females

- Investigator and his/her immediate family; defined as the investigator's spouse,
parent, child, grandparent, or grandchild

- Unstable psychiatric illness other than ADHD, including, but not limited to: Autism,
Bipolar Disorder, Psychosis, Major Depressive Disorder, Anorexia, Bulimia,
Post-Traumatic Stress Disorder and Anxiety Disorders

- History of multiple adverse drug reactions

- Presence of suicidal risk, or homicidality

- Unwilling/unable to comply with study procedures

- Poor command of the English language