Asthma is one of the most common medical concerns that occurs during pregnancy. Complications from asthma are possible and may include:. It is not known if asthma is the direct cause of these problems or if other reasons are to blame.
Keeping asthma well-controlled may help reduce the chance of complications. Uncontrolled asthma reduces the oxygen content of your blood.
Since the fetus gets its oxygen from your blood, this can lead to decreased oxygen in the fetal blood. The result may impair fetal growth and survival. The fetus requires a constant supply of oxygen for normal growth and development. There is evidence that keeping asthma well-controlled during pregnancy reduces the chances of fetal or newborn death.
It also improves fetal growth inside the uterus. There are no indications that your asthma contributes to either spontaneous abortion or congenital malformation of the fetus. Avoiding asthma triggers is always important, but is even more important during pregnancy.
Pregnant women with asthma should increase avoidance measures to gain greatest comfort with the least medicine. Giving up cigarette smoking is important for any pregnant woman. Smoking may worsen asthma and harms the health of the growing fetus as well.
Regular exercise is important to health. Talk to your doctor for the best advice about exercising during pregnancy. Swimming is a great exercise for people with asthma. Using quick-relief medicine 10 to 15 minutes before exercise may help you tolerate recommended exercise. During pregnancy, doctors may consider some asthma medicines to be safer than others, so your medicines may change. Work with your doctors to find the best treatment for you.
These include:. But doctors may consider them if your asthma is not well-controlled by the above medicines. If your asthma is very severe, oral steroids, such as prednisone, may be necessary for the health of you and baby. Asthma symptoms may get worse, stay the same, or get better during pregnancy. The State of Victoria and the Department of Health shall not bear any liability for reliance by any user on the materials contained on this website.
Skip to main content. Home Asthma. Asthma - pregnancy and breastfeeding. Actions for this page Listen Print. Summary Read the full fact sheet. On this page. Your asthma may change during pregnancy Asthma medications are safe during pregnancy Asthma during labour Asthma and pregnancy — the health risks of smoking Asthma and breastfeeding Where to get help.
Asthma medications are safe during pregnancy Asthma medications are extremely safe and appropriate for use during pregnancy. Asthma during labour Asthma attacks during labour are rare. Smoking has many damaging effects on your developing baby , including: risk of a premature birth lower birth weight, which can bring about other complications risk of fetal death stillbirth and sudden unexpected death in infants SUDI risk of asthma and respiratory infections.
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Any medication you take during pregnancy can potentially have risks. Some concerns have been raised about the use of systemic glucocorticoids — a type of steroid — during pregnancy. They have been linked with an increased risk of infant oral clefts, preeclampsia, gestational diabetes, low birth weight and adrenal problems.
However, most asthma medications can be safely used during pregnancy. Also, it's safer to take asthma medications during pregnancy than it is to experience asthma symptoms or an asthma attack. If you're having trouble breathing, your baby might not get enough oxygen. If you need medication to control your asthma symptoms during pregnancy, your health care provider will prescribe the safest medication at the most appropriate dosage.
Take the medication as prescribed. Don't stop taking the medication or adjust the dosage on your own. Depending on the type of medication you're taking and your symptoms, your health care provider might be able to monitor your asthma control during your prenatal visits. In other cases, you might need to consult your family doctor or asthma specialist throughout the pregnancy. If you started a course of allergy shots before pregnancy, you can continue the shots during pregnancy.
However, beginning a course of allergy shots during pregnancy isn't recommended. Allergy shots can cause a dangerous allergic reaction known as anaphylaxis — especially early in the course of therapy. Anaphylaxis during pregnancy can be fatal for both mother and baby. If you have poorly controlled or moderate to severe asthma or you're recovering from a severe asthma attack, your health care provider might recommend a series of ultrasounds starting at week 32 of your pregnancy to monitor your baby's growth and activity.
Your health care provider might also recommend that you pay close attention to your baby's activity level. If you have asthma, schedule a preconception appointment with the health care provider who'll be handling your pregnancy, as well as with your family doctor and an asthma specialist.
They'll evaluate how well you're managing your asthma and consider any treatment changes you might need to make before pregnancy begins. Because asthma symptoms might increase during pregnancy, your health care team will closely monitor your condition. Most women don't experience major asthma symptoms during labor and delivery. If you're taking asthma medication, continue doing so during labor and delivery.
A number of factors are thought to increase a person's chances of developing asthma, including having a parent or sibling who has asthma and having a mother who smoked while pregnant.
Be sure to talk to your baby's doctor about any concerns you might have about your baby's health.
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