Can Mood Swings from Bipolar Mimic ADHD Inattention?

PostedOctober 16, 2025

UpdatedOctober 16, 2025

ByMy Patient Advice

Author: Phoebe Carter, MSc | Reviewed by: Dr. Rebecca Fernandez, MBBS

Yes, Bipolar mood swings ADHD can create confusion, especially when symptoms overlap. During manic or hypomanic episodes, people with bipolar disorder may appear impulsive, distracted, and disorganised, behaviours that resemble ADHD. However, the root causes and patterns behind these symptoms differ significantly.

Understanding the Overlap

In inattention bipolar disorder, focus problems are typically episodic. A person may have bursts of energy, racing thoughts, and an inability to focus during a manic phase, followed by deep fatigue and disengagement during depression. In contrast, ADHD-related inattention is more chronic and consistent across time and situations.

Here’s how ADHD-like symptoms might show up in bipolar disorder:

During mania:

The person may start many projects without finishing them, struggle to stay on topic, and act impulsively.

During depression:

They may experience slowed thinking, low energy, and difficulty concentrating, symptoms also found in ADHD.

Between episodes:

Attention may return to baseline, unlike in ADHD where issues tend to persist.

This overlap makes accurate diagnosis tricky, but vital. Treating bipolar disorder with ADHD medications (like stimulants) without mood stabilisation can increase the risk of triggering mania.

If you’re experiencing Bipolar mood swings ADHD similarities, it’s important to consult a clinician who understands both conditions and can offer a clear, tailored diagnosis.

Visit providers like ADHD Certify for personal consultations to better understand how brain imaging can inform ADHD treatment.

For a deeper dive into the science, diagnosis, and full treatment landscape, read our complete guide to ADHD misconceptions.

Phoebe Carter, MSc

Author

Phoebe Carter is a clinical psychologist with a Master’s in Clinical Psychology and a Bachelor’s in Applied Psychology. She has experience working with both children and adults, conducting psychological assessments, developing individualized treatment plans, and delivering evidence-based therapies. Phoebe specialises in neurodevelopmental conditions such as autism spectrum disorder (ASD), ADHD, and learning disabilities, as well as mood, anxiety, psychotic, and personality disorders. She is skilled in CBT, behaviour modification, ABA, and motivational interviewing, and is dedicated to providing compassionate, evidence-based mental health care to individuals of all ages.

All qualifications and professional experience stated above are authentic and verified by our editorial team. However, pseudonym and image likeness are used to protect the author's privacy.

Dr. Rebecca Fernandez, MBBS

Reviewer

Dr. Rebecca Fernandez is a UK-trained physician with an MBBS and experience in general surgery, cardiology, internal medicine, gynecology, intensive care, and emergency medicine. She has managed critically ill patients, stabilised acute trauma cases, and provided comprehensive inpatient and outpatient care. In psychiatry, Dr. Fernandez has worked with psychotic, mood, anxiety, and substance use disorders, applying evidence-based approaches such as CBT, ACT, and mindfulness-based therapies. Her skills span patient assessment, treatment planning, and the integration of digital health solutions to support mental well-being.

All qualifications and professional experience stated above are authentic and verified by our editorial team. However, pseudonym and image likeness are used to protect the reviewer's privacy.