Adverse events should be reported. Reporting forms and information can be found at www.mhra.gov.uk/yellowcard
Adverse events should also be reported to Takeda UK Ltd. at: AE.GBR-IRL@takeda.com.




Please scroll through the management optimisation algorithm from left to right, following the appropriate treatment pathway for your adult patient (aged ≥18 years) diagnosed with ADHD.
At each step in the pathway, supporting information is available by clicking on the orange 'Read more' icon and illustrative expert clinical case studies are accessible by clicking on the blue 'Case study' icons at the end of individual treatment pathways. References are viewable at any time by clicking on the pink 'References' icon.
ADHD in adults
ADHD is among the most common neurodevelopmental disorders of childhood that often persists into adulthood and old age. 1
Yet ADHD is currently underdiagnosed and undertreated in many European countries, leading to chronicity of symptoms and impairment. 1
Recognition of ADHD in adults
Prevalence
In 2014, the prevalence of ADHD medication use in adults in the United Kingdom was estimated as 0.05%(95% confidence interval 0.05–0.05) 2 in relation to an estimated global total adult ADHD prevalence (2016) of ~ 2.8%(range 0.6–7.3%), 3 suggesting a considerable proportion of adults with ADHD remain untreated.
Key groups of individuals to be aware of
Certain groups may have an increased prevalence of ADHD compared with the general population: 4
ADHD is likely to be under-recognised in women. They are less likely to be referred for assessment for ADHD, may be more likely to have undiagnosed ADHD and may be more likely to receive an incorrect diagnosis of another mental health or neurodevelopmental health condition. 4
Adults who should be screened for ADHD include those with any chronic psychiatric disorder, including anxiety, depression, cyclothymia, personality disorder, bipolar disorder or substance abuse disorders, or those with multiple physical diseases. 1
Identification of ADHD in adults
What does adult ADHD look like?
Examples of ‘red flags’ for ADHD in adults include: 5
Screening for ADHD
The Adult ADHD Self-Report Scale (ASRS-v1.1) Symptom Checklist is designed to help healthcare professionals screen their adult patients for signs and symptoms of adult ADHD. 6 Screening for adult ADHD can be achieved using six questions, which take about five minutes to complete. 6-8 This is not a diagnostic tool; however, this highly sensitive screener can help you in identifying adult patients who have a high likelihood of being subsequently diagnosed with adult ADHD. 6-8
World Health Organization Adult ASRS-v1.1 Symptom Checklist
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C-APROM/GB/NS/1205 March 2025
