NovoLog Mix 70/30 and Breastfeeding
Since no studies have been conducted on NovoLog Mix 70/30 (insulin aspart protamine/insulin aspart) and breastfeeding, it is not known whether the drug passes through breast milk. Even if it does pass through breast milk, however, it would be destroyed in the digestive tract of the infant (it is inactivated when taken by mouth). Before taking NovoLog Mix 70/30, breastfeeding women should consult their healthcare providers.
It is not known whether NovoLog® Mix 70/30 (insulin aspart protamine/insulin aspart) passes through breast milk. However, this medication is not predicted to cause problems when used during breastfeeding. Most healthcare providers consider insulins (including NovoLog Mix 70/30) to be safe for breastfeeding women, much safer than most oral diabetes medications. You should talk with your healthcare provider before taking NovoLog Mix 70/30 if you are breastfeeding or plan to start.
No studies have been conducted on whether NovoLog Mix 70/30 passes through breast milk in humans. However, this is probably irrelevant, since even if it does pass through breast milk, it would be destroyed in the digestive tract of the infant. Insulin (including NovoLog Mix 70/30) is a protein that is digested and inactivated when taken by mouth. This is why insulin cannot be taken by mouth but must be injected.
You should talk with your healthcare provider about NovoLog Mix 70/30 and breastfeeding. Each woman's situation is different, and you and your healthcare provider understand your situation best. After considering what you want and expect, as well as your current health situation, the two of you can make a shared decision about NovoLog Mix 70/30 and breastfeeding that is right for you.