Is It ADHD or Perimenopause? That's the Wrong Question

October 1, 2026

Some version of this conversation happens in my office every few weeks. A woman in her early forties has had her ADHD well managed for years. Her medication works. Her systems work. Then they stop working.

She loses words mid-sentence and walks into rooms without knowing why. The week before her period she is short-tempered in a way that scares her. She wakes at 3 a.m. with her mind already racing. Eventually she asks: "Is my ADHD getting worse, or is this menopause?"

It's a reasonable question. It is also often the wrong one. ADHD and perimenopause can overlap, and the symptoms we blame on one may be coming from several places at once.

It's one reason we're starting a Women's ADHD program at Winston, led by my colleague Terry Noyes, PA-C. Traditional ADHD care hasn't paid enough attention to how ADHD may change across a woman's life. Menstrual cycles, pregnancy, postpartum changes and perimenopause can all become part of the clinical picture. The research is still catching up, but the questions are already walking through our doors.

Why they overlap

Estrogen influences brain systems involved in attention and executive function, including dopamine signaling in the prefrontal cortex, the region involved in working memory, planning and impulse control [1]. ADHD involves many of those same functions.

Perimenopause is often described as estrogen declining. A better description is that reproductive hormones become increasingly unpredictable before eventually settling at lower levels. Sleep may deteriorate, mood may become less stable, and hot flashes or night sweats can make concentration harder.

For a woman whose executive function was already working with less margin, that combination can matter.

There is an important distinction, though. Perimenopause can produce ADHD-like cognitive symptoms in women who don't have ADHD. Word-finding trouble, forgetfulness, difficulty concentrating and "brain fog" are common complaints. Research suggests measurable cognitive changes tend to be modest and vary considerably among women [2].

ADHD, on the other hand, is a neurodevelopmental condition. It doesn't suddenly begin at 45. Sometimes perimenopause exposes ADHD that has been there since childhood but was successfully compensated for. Sometimes it makes established ADHD harder to manage. And sometimes new midlife concentration problems aren't ADHD at all.

Telling those apart takes a careful history.

What the newer research shows

A recent study surveyed 5,392 Icelandic women ages 35 to 55. Among women who reported ADHD, 54% described debilitating perimenopausal symptoms, compared with 33% without ADHD [3]. The difference appeared even among younger women in the study.

That's interesting, but it doesn't prove that ADHD causes earlier perimenopause. ADHD was self-reported, and the study was observational. What I take from it clinically is simpler: a 37-year-old woman with ADHD whose symptoms have changed deserves to be asked about her menstrual cycle and possible perimenopausal symptoms rather than being told she's too young.

A 2025 European review of ADHD in women [4] makes a biologically plausible case that hormonal fluctuations may interact with brain systems involved in ADHD. Just as importantly, the authors acknowledge how little high-quality treatment research exists for women with ADHD going through these transitions.

What women report points in the same direction. An ADDitude survey of about 5,000 women with ADHD [5] found that, among respondents 45 and older, 63% said ADHD had its greatest impact during perimenopause and menopause. More than 93% reported a change in the severity of at least some symptoms.

A magazine survey is not a random sample, so I wouldn't lean heavily on the exact percentages. But the experience being described is difficult to ignore.

Another study of 209 Dutch women with ADHD found high rates of reported symptoms consistent with premenstrual dysphoric disorder and postpartum depression [6]. The study has important limitations, but it reinforces a useful clinical point: reproductive transitions are worth asking about.

Your hormonal history is information.

A better question

Instead of asking, "Is this ADHD or perimenopause?" I prefer four questions:

What changed? When did it change? Does it follow a pattern? What else changed at the same time?

Maybe established ADHD has become harder to manage. Maybe night sweats are disrupting sleep, and poor sleep is worsening attention. Maybe depression or anxiety is contributing. Maybe heavy periods have led to iron deficiency. Maybe menopause-related cognitive symptoms are now layered on top of ADHD.

The useful answer usually comes from looking at the whole system rather than forcing every symptom into one diagnosis.

What I recommend

Track before you change anything. For at least two months, rate your focus, mood and sleep each day and mark the days you bleed. Cycles often become irregular during perimenopause, which makes a written record more useful, not less. Symptoms clustered around certain parts of the cycle tell us something different from a steady change throughout the month.

Protect sleep early. Night sweats, insomnia and early waking are common during the menopause transition. Poor sleep can worsen attention, memory, irritability and emotional regulation. If you're waking most nights, don't automatically assume your ADHD medication has stopped working.

Reassess ADHD treatment rather than automatically raising the dose. Treatment that worked at 38 may deserve another look at 45. Some specialists have experimented with temporary premenstrual stimulant dose adjustments. A published case series of nine women reported improvement with this approach [7]. Nine women, however, is not enough to establish a treatment standard.

Changes in attention may also travel with changes in sleep or mood. When several symptoms move together, it makes sense to assess all of them rather than assume more stimulant is the answer.

Don't forget other medical explanations. Thyroid disease, anemia and iron deficiency can contribute to fatigue and concentration problems. Heavy or prolonged bleeding makes iron deficiency especially relevant.

Hormone levels are less straightforward. Estradiol and FSH can fluctuate substantially during perimenopause, so a single blood test often doesn't settle the question [8]. Menstrual history and symptoms usually tell us more.

Take the hormone question to the right clinician. Menopausal hormone therapy can be very effective for appropriate menopause symptoms, particularly hot flashes and night sweats [9]. It has not been established as a treatment for ADHD itself, and it isn't recommended to prevent or treat cognitive decline [8].

Still, the treatments aren't unrelated. If treating night sweats lets you sleep through the night, attention may improve. If menopause symptoms are disrupting mood or sleep, treating them may change how well your brain functions during the day.

We don't prescribe hormone therapy at Winston. We coordinate with the gynecologist or menopause-informed clinician managing that care, because ADHD treatment works better when everyone understands the whole picture.

Reconsider the evening glass of wine. If a drink has become part of your wind-down routine, notice what happens afterward. Alcohol can fragment sleep that's already becoming more fragile and may worsen hot flashes or night sweats. Something that seemed harmless at 35 may cost more at 45.

Keep moving, and lift something heavy. Midlife is an especially good time to protect muscle, bone and cardiovascular health. Regular exercise also supports mood and sleep. It isn't a substitute for ADHD treatment, but it strengthens several systems that make ADHD easier to manage.

The part that gets overlooked

Many women describe this stage as feeling like they're losing their minds.

Women with ADHD have often spent decades building systems to compensate. Many were told somewhere along the way that their struggles were a matter of effort or character. When those systems start failing, the old voice comes back:

You used to be able to handle this.

You did handle it. But the conditions may have changed. Your sleep may have changed. Your hormones may be fluctuating. Your responsibilities may have multiplied. The strategies that gave you enough margin ten years ago may not give you enough margin today.

That is a reason to change the plan, not a verdict on you.

This is what I mean by Grace: accepting yourself fully, including the possibility that your brain at this stage of life needs something different than it did ten years ago. The energy you stop spending on self-blame is energy you get back for adjusting.

Perimenopause can last several years. Those years don't have to be lost ones.

If you recognize yourself here, Terry Noyes, PA-C, is leading our new Women's ADHD program at Winston. Terry has cared for adults with ADHD at Winston for eight years, with a particular focus on how ADHD can change across a woman's life. Our goal is to look beyond symptoms and medication alone and consider the life stages and hormonal transitions that may affect how ADHD is experienced and managed.

Sources

Shanmugan S, Epperson CN. Estrogen and the prefrontal cortex: towards a new understanding of estrogen's effects on executive functions in the menopause transition. Human Brain Mapping. 2014;35(3):847-865.
Metcalf CA, Duffy KA, Page CE, Novick AM. Cognitive problems in perimenopause: a review of recent evidence. Current Psychiatry Reports. 2023;25(10):501-511.
Jakobsdóttir Smári U, Valdimarsdottir UA, Wynchank D, et al. Perimenopausal symptoms in women with and without ADHD: a population-based cohort study. European Psychiatry. 2025;68(1):e133.
Kooij JJS, de Jong M, Agnew-Blais J, et al. Research advances and future directions in female ADHD: the lifelong interplay of hormonal fluctuations with mood, cognition, and disease. Frontiers in Global Women's Health. 2025;6:1613628.
Rodgers AL, ADDitude Editors. We demand attention on how perimenopause and menopause impact ADHD symptoms, and vice versa. ADDitude. Updated June 16, 2026.
Dorani F, Bijlenga D, Beekman ATF, van Someren EJW, Kooij JJS. Prevalence of hormone-related mood disorder symptoms in women with ADHD. Journal of Psychiatric Research. 2021;133:10-15.
Wynchank D, de Jong M, Kooij JJS. Practical tools for female-specific ADHD: the impact of hormonal fluctuations in clinical practice and from the literature. European Psychiatry. 2025;69(1):e1.
Lumsden MA, et al. European Society of Endocrinology clinical practice guideline for evaluation and management of menopause and the perimenopause. European Journal of Endocrinology. 2025;193(4):G49-G81.
Department of Veterans Affairs, Department of Defense. VA/DoD Clinical Practice Guideline for the Menopause, Version 1.0. 2026. VA/DoD clinical practice guidelines.

Thomas Beck, MD
Winston Integrative ADHD

Thoughtful Tangents is a blog from Winston Integrative ADHD, written by Thomas Beck, MD. It is not medical advice for your individual situation. If you need clinical support, contact our office directly.

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