Attention-deficit/hyperactivity disorder treatment: what are the long-term cardiovascular risks?
Paul G Hammerness1, Chris Karampahtsis, Ronke Babalola
1Harvard Medical School , Boston, MA , USA.
Insights
Long-term stimulant ADHD medication use shows minimal cardiovascular risks in most children and adults, with slight blood pressure and heart rate increases. Serious cardiac events remain uncommon, but further research is needed for vulnerable groups.
Area of Science:
- Pharmacology
- Cardiology
- Pediatrics
Background:
- Attention-deficit/hyperactivity disorder (ADHD) is commonly treated with stimulant medications.
- Long-term cardiovascular safety of these medications requires ongoing evaluation.
Purpose of the Study:
- To review the long-term cardiovascular risks associated with stimulant medications for ADHD.
- To compare these risks with the non-stimulant atomoxetine.
Main Methods:
- Literature search of PubMed for studies on long-term (≥ 12 months) cardiovascular effects of ADHD stimulants.
- Inclusion of clinical literature, epidemiological reports, post-marketing data, and guidelines.
- Comparative analysis with atomoxetine.
Main Results:
- Stimulant therapy for ADHD is associated with minor mean increases in blood pressure (≤ 7 mmHg) and heart rate (≤ 10 bpm) in healthy individuals.
- A significant minority may experience greater elevations or clinically significant changes.
- No increase in serious cardiac outcomes above age-specific background rates was observed, though subjective complaints may occur.
Conclusions:
- Long-term cardiovascular risks of stimulants in healthy ADHD patients are generally limited to minor physiological changes.
- Further investigation into cumulative or latent risks in healthy populations and long-term safety in vulnerable groups is warranted.
Introduction:
This drug safety review provides an update on the long-term cardiovascular risks of therapeutic stimulant class medication for children and adults with attention-deficit/hyperactivity disorder (ADHD).
Areas Covered:
Relevant literature on the long-term (defined as ≥ 12 months) cardiovascular effects of stimulant class medications for ADHD was sought using PubMed searches for clinical literature, epidemiological reports, as well as reviews of post-marketing data and clinical guidelines/consensus statements. Comparison was made to the non-stimulant atomoxetine.
Expert Opinion:
Long-term cardiovascular risks of stimulants for healthy children and adults with ADHD are limited to minor mean elevations in blood pressure (≤ 7 mmHg) and heart rate (≤ 10 bpm). In a sizeable minority of individuals these elevations are greater and/or reach a clinical threshold. Subjective complaints may also be anticipated during long-term treatment, yet without an increase in serious cardiac outcomes above background rates per age. Future research is needed on possible latent or cumulative cardiovascular risks in healthy individuals, as well as the longer-term cardiovascular safety in vulnerable populations.
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