Get the best ADHD treatment in Cardiff at Wales Psychiatry Centre. ADHD is a disorder characterized by relentless patterns of inattention, hyperactivity, and impulsivity. Treating ADHD (attention deficit hyperactivity disorder) in children typically involves a combination of approaches tailored to the individual child's needs. For an effective ADHD treatment, schedule an appointment with Dr. Sanjeev Sharma, at Wales Psychiatry Centre.