Please select the eligibility criteria that correspond to the clinical trial below.
Title: A Randomized, Double-Blind Study of the Time Course of Response to Biphentin® Methylphenidate Hydrochloride ER Capsules Compared to Placebo in Children 6 to 12 Years With Attention Deficit Hyperactivity Disorder in Analog Classroom Setting
Brief Summary: The time course of response following one dose of a new methylphenidate hydrochloride extended release capsule is studied in children 6-12 years in a simulated laboratory classroom setting. Biphentin methylphenidate hydrochloride extended release capsule has been formulated for daily dosing to provide treatment of a child with Attention deficit hyperactivity disorder (ADHD) for the substantial day.


Options:
A: Inclusion Criteria:

* Attention deficit and hyperactivity disorder
* Children aged 8-18 years

Exclusion Criteria:

* Pervasive developmental disorder
* Schizophrenia
* Bipolar disorder
* Current depressive episode
* Current Anxiety disorder
* Drug use during the past 6 months
B: Inclusion Criteria:

* clinical symptoms related on diagnosis of ADHD
* age from 6-17 years

Exclusion Criteria:

* retardation
* somatic disorder
C: Inclusion Criteria:

* Age ≥ 12 and ≤ 25 years;
* Patients from 25 to 120 kg
* ADHD diagnosed according to the criteria of the DSM - V
* ADHD-RS-IV ≥ 28 test score;
* Without medication by methylphenidate for at least 6 months;
* Lack of psychiatries co-morbidities associated with a contraindication to treatment with methylphenidate (confirmed by MINI or MINI Kid); absence of BPD (tracked by the self-administered questionnaire MSI - BPD).
* Cannabis dependence objectified by a positive qualitative urinary dosage and a score ≥ 7 to CAST questionnaire;
* Consent of parents (child/teenager \&lt; 18 years) or young age if ≥ 18 years - patients of childbearing age agreeing to use a contraceptive method during the duration of the test

Exclusion Criteria:

Patients placed in child welfare (ASE).

* Pregnant patients or nursing
* No affiliation to a scheme of social security (beneficiary or beneficiary)
* Contraindications to treatment with methylphenidate :known hypersensitivity to methylphenidate or any of the excipients, glaucoma, pheochromocytoma,treatment by non selective irreversible inhibitors of the mono-amine oxidase (MAOI) and also for at least 14 days after stopping treatment with an MAOI because of the risk of hypertensive thrust,Treatment by other sympathomimetic indirect or sympathomimetic (oral and/or nasal way) alpha,Hyperthyroidism or wrong,diagnosis or history of severe depression, anorexia nervosa or disorders anorexia, suicidal tendencies, mood disorders, psychotic symptoms, mania, schizophrenia, psychopathic personality disorder, or limit (borderline), occlusal,diagnosis or history (affective) bipolar disorder severe (for type 1) and episodic (and poorly controlled), pre-existing cardiovascular disorders including severe hypertension, heart failure, pad angina, congenital heart disease with hemodynamic impact; cardiomyopathy, myocardial infarction, arrhythmias and channelopathies (disorders caused by a dysfunction of ion channels) that can potentially be life-threatening, pre-existence of disorders, stroke, cerebral aneurysm, vascular abnormalities, including stroke or Vasculitis and major Patient protected by law.
D: Inclusion Criteria:

1. Males and females ages 6 to 12.
2. ADHD diagnosis with ADHD Rating Scale - 4th Edition scores ≥ 90th percentile.
3. In need of treatment for ADHD and able to have 2-day washout from previous medication.
4. Females of child-bearing potential not pregnant and practice birth control.
5. Subject and parent/guardian willing to comply with protocol.
6. Signed consent and assent.

Exclusion Criteria:

1. Estimated Full Scale intellectual level below 80 using Wechsler Abbreviated Scale of Intelligence.
2. Current primary psychiatric diagnosis of: severe anxiety disorder, conduct disorder, psychotic disorders, pervasive developmental disorder, eating disorder, obsessive-compulsive disorder, major depressive disorder, bipolar disorder, substance use disorder, chronic tic disorder, personal or family history of Tourette's Syndrome.
3. Chronic medical illnesses: seizure, hypertension, thyroid disease, cardiac, family history of sudden death, glaucoma.
4. Use of psychotropic CNS meds having effect exceeding 14 days from screening.
5. Planned use of prohibited drugs.
6. Is pregnant or breast-feeding.
7. Significant ECG or laboratory abnormalities.
8. Experimental drug or medical device within 30 days prior to screening.
9. Hypersensitivity to methylphenidate.
10. Inability or unwillingness to comply with protocol.
11. Well controlled on current ADHD treatment.
12. Inability to take oral capsules.

Answer: D