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Bipolar Disorder Guide

Postpartum Psychosis

By Dr. Stacey Forbes, DNP, APRN, PMHNP-BC · Updated October 19, 2026

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Key Takeaways

  • Postpartum psychosis is a psychiatric emergency: if you see the signs, call 911 or go to an emergency room now.
  • It usually begins within the first two weeks after birth and affects roughly 1 to 2 of every 1,000 deliveries.
  • A personal or family history of bipolar disorder is the strongest known risk factor.
  • For people with bipolar disorder, a prevention plan made before delivery (medication, sleep protection and close monitoring) can lower the risk.

Postpartum psychosis is a rare but severe illness that starts suddenly, usually in the first days or weeks after giving birth. A new parent may become confused, sleepless, unusually energized or deeply withdrawn, and may see or hear things or hold beliefs that are not real. It is a medical emergency because it can put both parent and baby at risk, and it is very treatable with prompt care. It is closely linked to bipolar disorder. This page covers the warning signs, timing, the bipolar connection and how people with bipolar disorder can plan to prevent it.

If you see these signs, get help now

Postpartum psychosis is an emergency

If a new parent is seeing or hearing things that are not there, has strange or frightening beliefs, is confused, has not slept for a night or more, or talks about harming themselves or the baby: call 911 or go to the nearest emergency room now. Stay with the parent and the baby, and do not leave them alone together.

For crisis support at any hour, call or text 988, or chat at 988lifeline.org. The National Maternal Mental Health Hotline can be called or texted at 1-833-852-6262. The Postpartum Support International HelpLine (1-800-944-4773; text "Help" to 800-944-4773, or en Español text 971-203-7773) offers support and referrals, but PSI notes it is not a crisis line and does not handle emergencies.

Willow & Stone provides outpatient, scheduled care and is not an emergency service. Postpartum psychosis needs same-day emergency evaluation, and researchers note that hospital care is usually required to keep everyone safe, complete the medical workup and start treatment.

Warning signs

Postpartum Support International lists these symptoms of postpartum psychosis:

Symptoms can come and go, so a parent may seem fine for a few hours and then become confused again. That does not mean the danger has passed. Partners and family are often the first to notice, because the person who is ill may not recognize that anything is wrong.

How it differs from baby blues and postpartum depression

Baby bluesPostpartum depressionPostpartum psychosis
How commonVery commonCommonRare: about 1 to 2 per 1,000 deliveries
Typical timingFirst days to two weeksWeeks to months; can start any time in the first yearUsually within the first two weeks
Contact with realityIntactIntact (intrusive thoughts may occur but are recognized as unwanted)Can be lost: hallucinations, delusions, confusion
What to doRest and support; check in if it lasts beyond two weeksBook an evaluation; treatment worksEmergency care now

Frightening intrusive thoughts about the baby, which the parent finds upsetting and does not want to act on, are common in postpartum anxiety and depression and are different from psychosis. They still deserve care; see postpartum depression treatment.

When it starts and how common it is

PSI describes onset as usually within the first two weeks after delivery, though it can occur up to a year postpartum. In a large UK study of women with mood disorders, manic and psychotic episodes after birth started earlier than depressive ones, and most perinatal episodes began within the first month.

Estimates of how often it happens vary with how cases are counted. A 2017 systematic review put the rate at 0.89 to 2.6 per 1,000 women, and PSI cites roughly 1 to 2 per 1,000 deliveries. Rare as that is overall, the risk is many times higher for people with bipolar disorder.

The link to bipolar disorder

PSI calls a personal or family history of bipolar disorder "the most significant risk factor" for postpartum psychosis; a previous psychotic episode and prolonged lack of sleep are also on its list. A 2016 review in the American Journal of Psychiatry by Bergink and colleagues found that after a first episode, 20% to 50% of women have postpartum psychosis only, while the rest go on to have mood episodes outside the perinatal period, usually within the bipolar spectrum. In other words, for many women postpartum psychosis is the first sign of bipolar disorder.

For women already diagnosed, a 2016 meta-analysis found that about 17% of those with bipolar disorder had a severe postpartum episode such as mania or psychosis, rising to 29% in those with a past postpartum psychosis. Bergink and colleagues note that the trigger is probably the hormonal, immune and sleep-cycle changes after birth acting on a genetic vulnerability. They also stress that some cases have medical causes that must be ruled out, such as autoimmune thyroid disease, infection or, rarely, autoimmune encephalitis, which is one more reason emergency evaluation matters. Learn more about psychosis in bipolar disorder.

Treatment and recovery

Postpartum psychosis responds to treatment, and most women recover. Fewer than 30 published studies have focused on its treatment, but the largest found lithium highly effective for both acute and maintenance treatment, and another described successful ECT (Bergink 2016). Treatment usually starts in a hospital. Afterward, follow-up care focuses on preventing relapse, rebuilding sleep and supporting bonding with the baby.

Recovery takes time, and many women feel guilt or grief about the episode. Peer support through PSI and therapy can help with that part.

Prevention planning if you have bipolar disorder

If you have bipolar disorder or a past postpartum psychosis, a plan made during pregnancy can lower the risk. Bergink and colleagues list lithium prophylaxis started immediately after delivery and proactive safety monitoring among prevention strategies. For women with bipolar disorder, continuing preventive medication through pregnancy was linked to far lower postpartum relapse (23% versus 66%) in the 2016 meta-analysis. Which approach is right depends on your history and is a decision for you, your prescriber and your OB.

Women who had postpartum psychosis once without other episodes face about a 31% chance of it returning after a later pregnancy, according to the same review, so planning matters for future pregnancies too.

At Willow & Stone

Willow & Stone does not provide emergency care; if postpartum psychosis is suspected, call 911 or go to an emergency room. For people with bipolar disorder who are planning ahead, care plans are discussed at an outpatient evaluation with Dr. Stacey Forbes, a board-certified psychiatric-mental health nurse practitioner; talk with your prescriber and OB before making any change. Learn about bipolar disorder treatment at Willow & Stone or read the complete bipolar disorder guide.

Common Questions

What are the first signs of postpartum psychosis?

Early signs often include being unable to sleep even when the baby sleeps, unusual energy or agitation, rapid mood swings, confusion, and odd or suspicious thinking. Hallucinations and delusions may follow. If you notice these after a birth, call 911 or go to an emergency room.

How soon after birth does postpartum psychosis start?

Usually within the first two weeks, according to Postpartum Support International, though it can begin up to a year after delivery. Manic and psychotic episodes tend to start earlier than postpartum depression, often in the first days.

Is postpartum psychosis a sign of bipolar disorder?

Often, but not always. A personal or family history of bipolar disorder is the strongest risk factor. In research reviews, 20% to 50% of women have postpartum psychosis only, while the rest later have mood episodes at other times, usually in the bipolar spectrum.

Can postpartum psychosis be prevented?

The risk can be lowered. For people with bipolar disorder or a past episode, planning before delivery helps: decisions about preventive medication made with your prescriber and OB, protected sleep after birth, and close monitoring in the first weeks. Continuing preventive medication in pregnancy was linked to much lower postpartum relapse in research.

Will postpartum psychosis happen again in a later pregnancy?

It can. A 2016 review found about a 31% chance of recurrence after a later pregnancy in women whose only episode was postpartum psychosis, and the risk is also raised in women with bipolar disorder. That is why a written prevention plan, made with your prescriber and OB during the next pregnancy, matters so much.

Who should I call about postpartum psychosis?

In an emergency, call 911 or go to the nearest emergency room. For crisis support, call or text 988. The National Maternal Mental Health Hotline is 1-833-852-6262 (call or text). The PSI HelpLine, 1-800-944-4773, offers support and referrals but is not a crisis line.

Part of our bipolar disorder guide

Sources & Further Reading

This article is general education, not a diagnosis or advice for your situation. Do not start, stop, or change a medication without talking to the clinician who prescribes it; stopping a mood stabilizer suddenly can trigger relapse.

If you need help right now

Willow & Stone is an outpatient practice and is not an emergency service. If you or someone you care about is in immediate danger, call 911.

For urgent mental health support at any hour, call or text 988 to reach the Suicide & Crisis Lifeline, or text HOME to 741741 for the Crisis Text Line. Both are free, confidential, and available 24/7 nationwide.

Dr. Stacey Forbes, DNP, APRN, PMHNP-BC

Board-certified Psychiatric-Mental Health Nurse Practitioner and founder of Willow & Stone Integrative Mental Health. Nearly two decades of clinical experience; integrative, root-cause psychiatry in person in Arlington and by telehealth. Licensed in Texas, New Mexico, Florida, Alaska, Arizona, Colorado & Washington.

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