Is insulin safe for pregnant or breastfeeding women?

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Depending on the type of insulin, the medication may or may not be safe to use while you are pregnant. Some forms, usually older insulin forms, are classified as pregnancy category B drugs, which means that it is not likely to be harmful if used during pregnancy. However, they have not had enough testing in pregnant women to prove that they are safe, so there may be some risk.

Other, often newer, forms of insulin are classified as category C drugs, which means they have been shown to cause some harm in animal studies and may not be safe for use during pregnancy.
Insulin is widely considered safe for women who are breastfeeding.

However, it is always best to ask your doctor about the possible risks if you are breastfeeding, and about how breastfeeding will affect the amount and type of insulin you need.

Continue Learning about Diabetes

Diabetes

Diabetes mellitus (MEL-ih-tus), often referred to as diabetes, is characterized by high blood glucose (sugar) levels that result from the body’s inability to produce enough insulin and/or effectively utilize the insulin. Diabetes ...

is a serious, life-long condition and the sixth leading cause of death in the United States. Diabetes is a disorder of metabolism (the body's way of digesting food and converting it into energy). There are three forms of diabetes. Type 1 diabetes is an autoimmune disease that accounts for five- to 10-percent of all diagnosed cases of diabetes. Type 2 diabetes may account for 90- to 95-percent of all diagnosed cases. The third type of diabetes occurs in pregnancy and is referred to as gestational diabetes. Left untreated, gestational diabetes can cause health issues for pregnant women and their babies. People with diabetes can take preventive steps to control this disease and decrease the risk of further complications.
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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.