Women's health
When perimenopausal women say 'I can't sleep,' sleep isn't the problem
The most common presenting complaint in our menopause consults is broken sleep. The clinical response that helps least is treating sleep first. Here's the conversation we've learned to have.
A woman in her late 40s books a telehealth consult. The complaint, almost word-for-word: “I’m waking at 3am and I can’t get back to sleep.” She’s tried magnesium, sleep hygiene, melatonin, a CBT-i app. None of it has worked. She wants a script for something to help her sleep.
If you treat that as a sleep problem, you’ll prescribe something and she’ll come back in three months no better. The thing we’ve learned, slowly, is that broken sleep in this cohort is rarely the sleep itself. It’s downstream.
The four things actually happening at 3am
When we work through the differential in detail, the 3am wake-up almost always traces back to one or more of:
- Hot flushes that don’t fully wake her but pulse the autonomic nervous system enough to fragment sleep architecture.
- Falling oestrogen affecting the brain’s GABA receptors, raising the noise floor that sleep needs to settle below.
- Anxiety that’s been there for a year and has finally found enough silence at 3am to surface.
- A cortisol curve that’s shifted — peaking earlier in the morning, often the actual mechanism behind the consistent 3am timing.
The first three are at least partly addressable with MHT (menopausal hormone therapy). Treating the sleep symptom alone with a sedative doesn’t fix any of them.
What we say to the patient
The conversation we’ve settled into goes something like this:
“The thing keeping you up at 3am isn’t sleep. It’s what’s happening to your body around the time you’d otherwise be sleeping. If we treat the sleep we’ll mask it for a while, but the underlying thing keeps progressing. What I’d rather do is work out what is waking you, and treat that. Sleep usually fixes itself within 6–8 weeks once we have the rest right.”
Almost every patient is relieved. They suspected as much. They came in asking for the wrong thing because the right thing wasn’t on the menu they’d been offered.
What’s on the menu now
The most useful first-line intervention for perimenopausal sleep, in our case mix, is appropriately-dosed menopausal hormone therapy, individualised to the patient. Adjunctive options have a small role in severe acute insomnia, and in the right context. CBT-i is excellent if the underlying drivers are addressed first.
The takeaway for GPs
If a perimenopausal patient comes to you asking for a sleep medication, the most useful thing you can do is not prescribe one. Spend the consult on what’s driving the 3am wake-up. Refer if you need depth on hormonal management. The patient gets better outcomes, you avoid a polypharmacy spiral, and the 3am wake-up resolves on its own.
Worth checking alongside hormonal causes: iron deficiency in perimenopause is a common confounder we now screen for in every fatigue presentation. More on our broader approach in what 50,000 menopause consults taught us.