After preeclampsia, there is no single waiting time that is right for everyone. In general, guidance advises avoiding another pregnancy within 6 months of giving birth and discussing the benefits and risks of waiting until about 18 months. Before trying, arrange a preconception visit to review blood pressure, recovery, medicines, and any kidney or other health problems from the last pregnancy.
Preeclampsia can affect recovery after childbirth and increase the chance of high blood pressure or preeclampsia in a future pregnancy. The right time to try again depends on how your body has recovered, whether blood pressure and other health concerns are under control, and your personal circumstances. Planning ahead with an obstetrician or other appropriate healthcare professional can help you make an informed decision without delaying pregnancy longer than necessary for your individual situation.
How long should you wait before trying to conceive again?
The American College of Obstetricians and Gynecologists (ACOG), in its guidance on pregnancy spacing, advises avoiding a new pregnancy within 6 months of giving birth and discussing the risks and benefits of conceiving sooner than 18 months after delivery. These recommendations apply generally to pregnancy spacing; they do not establish one mandatory waiting period for everyone who has experienced preeclampsia.
The interval is measured from the birth of your baby to the beginning of the next pregnancy, not from one delivery to the next. Waiting longer may give you more time to recover and address health concerns, but your clinician should help balance these benefits against other factors, including your age and fertility history.
For someone whose blood pressure remains high or whose kidney function has not returned to its usual state, additional assessment and treatment may be needed before trying to conceive. Conversely, someone who has recovered well may be able to plan another pregnancy without an unusually long delay. The decision should be based on your recovery and overall health rather than a fixed number of months alone.
Why is recovery from preeclampsia important before another pregnancy?
Giving birth ends the pregnancy, but it does not always resolve every effect of preeclampsia immediately. Blood pressure can remain elevated after delivery, and some people need continued medication or follow-up testing. Kidney-related changes, including protein in the urine, may also need further evaluation.
The UK's National Institute for Health and Care Excellence (NICE), in its guidance on hypertension during pregnancy, recommends a medical review 6 to 8 weeks after birth for people who have had preeclampsia. Further kidney assessment may be needed when protein in the urine persists. If you have not had this review, arrange one before making plans for another pregnancy.
Recovery can take different amounts of time. A history of early-onset preeclampsia, HELLP syndrome, kidney complications, or blood pressure that remains high may mean that additional specialist input is useful. These circumstances do not automatically rule out a future pregnancy, but they can affect when it is safest to try.
What should you check before trying to get pregnant?
A preconception appointment gives you and your healthcare professional a chance to review the previous pregnancy, assess your current health, and agree on a plan for the next one. This is particularly important if preeclampsia developed early in pregnancy, caused significant complications, or led to delivery before your baby was due.
Depending on your medical history and recovery, the appointment may cover the following:
- Blood pressure: Review your recent readings and whether your current treatment is providing adequate control.
- Kidney health: Discuss kidney function and urine test results if these were affected during or after the previous pregnancy.
- Other health conditions: Review conditions such as chronic hypertension, diabetes, or kidney disease that may influence pregnancy planning.
- Medicines: Check every prescription and nonprescription medicine for suitability before conception and during pregnancy. Do not stop blood pressure medication without medical guidance.
- Pregnancy history: Review when preeclampsia began, the complications that occurred, and whether a maternal-fetal medicine specialist should be involved.
ACOG's prepregnancy counseling guidance supports reviewing existing medical conditions, medications, and pregnancy timing before conception. The aim is to identify issues that can be addressed in advance, rather than waiting until pregnancy has already begun.
Will preeclampsia happen again in your next pregnancy?
Having preeclampsia once increases the likelihood of developing it in a later pregnancy, but recurrence is not inevitable. The chance can be influenced by factors such as how early the condition developed, the complications involved, and whether high blood pressure or another relevant medical condition persists between pregnancies.
The Preeclampsia Foundation explains in its article After Preeclampsia: Another Pregnancy or Not? that the risk of recurrence varies considerably between individuals. A clinician can use your previous pregnancy records and current health to help assess your risk and determine what monitoring may be appropriate in a future pregnancy.
If your previous preeclampsia was accompanied by serious complications, you may benefit from a consultation with a maternal-fetal medicine specialist before conceiving. This specialist can help review the risks of another pregnancy, discuss measures that may reduce complications, and coordinate care with your usual obstetrician when needed.
Can you reduce the risk of preeclampsia in your next pregnancy?
Although preeclampsia cannot always be prevented, some people benefit from preventive measures based on their medical history. Controlling existing high blood pressure and addressing relevant health conditions before conception can help your healthcare team prepare for a future pregnancy.
ACOG's guidance on low-dose aspirin use during pregnancy identifies a history of preeclampsia as an important risk factor when considering preventive aspirin. For those who qualify, low-dose aspirin is generally started between 12 and 28 weeks of pregnancy, ideally before 16 weeks. Your clinician should determine whether it is appropriate and when to start it; do not begin taking aspirin on your own.
It is helpful to discuss this plan before conception so that you know when to arrange prenatal care and what steps may be recommended once you become pregnant. Preventive measures can lower risk for some people, but they cannot guarantee that preeclampsia will not recur.
Does your age affect when you should try again?
Age and fertility history can influence the timing decision. For someone aged 35 or older, or someone who has previously had difficulty becoming pregnant, waiting longer may have fertility-related trade-offs. At the same time, conceiving before blood pressure or other health concerns have been adequately assessed may create avoidable risks.
Rather than automatically waiting a specific number of months or trying again as soon as possible, discuss both reproductive goals and medical recovery with your obstetrician. A maternal-fetal medicine specialist may be useful when the previous pregnancy involved early or complicated preeclampsia. The goal is to find a timing plan that considers both your health and your chances of conceiving.
What if you want to try again before 18 months?
Conceiving before 18 months is not automatically unsafe for every person, but the benefits and risks need to be considered. A history of preeclampsia adds an important factor to that decision because blood pressure, kidney health, the previous pregnancy's complications, and current treatment may affect the plan.
Arrange a preconception appointment before stopping contraception or actively trying to conceive. If you are already pregnant sooner than planned, do not assume that complications will occur or that the pregnancy cannot proceed safely. Contact your healthcare professional early so that your medical history can be reviewed and appropriate prenatal monitoring can be arranged.
The main takeaway: Avoiding conception during the first 6 months after birth is general guidance, while waiting around 18 months is a common pregnancy-spacing goal to discuss. After preeclampsia, the appropriate timing also depends on recovery and future pregnancy risks. A preconception review can help you decide when to try again and plan care for the next pregnancy.