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Glossary

ADHD Glossary

Every term a patient meets on the way through assessment, treatment, benefits and school or work accommodations, defined in one sentence first and then explained in the Canadian context.

19 clinician-reviewed answers

Glossary

How do long-acting and immediate-release ADHD medications differ?

Long-acting and immediate-release ADHD medications mainly differ in how quickly they start and how long symptom coverage may last.

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Glossary

How do prior and special authorization work for ADHD medication coverage in Canada?

Learn how prior and special authorization affect ADHD medication coverage in Canada and what information a clinician may need to document.

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Glossary

What are ADHD medication misuse and diversion, and how can patients reduce these risks?

ADHD medication misuse and diversion can co-occur. Clinicians review history, impairment, timing, and other explanations to assess risk.

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Glossary

What does DSM-5-TR mean?

DSM-5-TR is the current text revision of the DSM-5, used in Canadian ADHD assessment and diagnosis documentation.

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Glossary

What is a controlled substance?

Learn what a controlled substance means in Canada, why ADHD dispensing rules can differ, and where the term may come up in care.

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Glossary

What is a medication holiday?

A medication holiday is a planned break from ADHD medication. Learn why it is a clinical decision and how it fits into treatment in Canada.

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Glossary

What is a neuropsychological assessment?

Learn what a neuropsychological assessment is, when it may be useful beyond ADHD diagnosis, and how it fits into care, school, work, and benefits in Canada.

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Glossary

What is a prescription monitoring program?

A prescription monitoring program tracks certain prescriptions in your province to support safer prescribing and dispensing of controlled medicines.

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Glossary

What is adhd?

ADHD is a neurodevelopmental disorder that affects attention, impulse control and activity level. Learn what the term means in Canadian care.

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Glossary

What is an IEP?

Learn what an IEP is in Canada, how it supports school accommodations, and where ADHD documentation may fit into the process.

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Glossary

What is an IPP?

Learn what an IPP is in Canadian schools, where the term is used, and how it relates to ADHD supports and accommodations.

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Glossary

What is body doubling?

Body doubling is a practical support strategy often discussed in ADHD coaching. Learn what it means and where it fits at school or work.

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Glossary

What is executive dysfunction?

Executive dysfunction is difficulty managing planning, starting, remembering, and finishing tasks. Learn what the term means in Canadian ADHD care.

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Glossary

What is hyperfocus?

Hyperfocus is an intense, narrow concentration that can occur in ADHD, but it is not itself a formal DSM-5-TR diagnostic criterion.

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Glossary

What is rebound with ADHD medication?

Rebound with ADHD medication is a short-lived return or worsening of symptoms as medication wears off. Learn what it can feel like and what to discuss with a prescriber.

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Glossary

What is remission in ADHD?

Learn what remission in ADHD means, including partial remission, and where the term may appear in Canadian care, school, work, or records.

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Glossary

What is the ASRS?

Learn what the ASRS is, how it is used to screen for adult ADHD, and where it fits in a Canadian assessment pathway.

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Glossary

What is the DIVA-5?

Learn what the DIVA-5 is, how it is used in adult ADHD assessment, and where it fits in the Canadian care pathway.

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Glossary

What is tolerance to ADHD medication?

Tolerance to ADHD medication is when a medication seems less effective over time at the same dose. It is not the same as normal dose adjustment.

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