Pain Home > Subsys and Breastfeeding
The active ingredient in Subsys (fentanyl sublingual spray) does pass through breast milk. Although some healthcare professionals generally consider Subsys to be compatible with breastfeeding, the manufacturer of the drug typically recommends that breastfeeding women avoid the medication. It may cause problems, such as breathing difficulty, tremors, or difficulty feeding, in a nursing infant.
Can Breastfeeding Women Use Subsys?Subsys® (fentanyl sublingual spray) is a prescription pain medication licensed to manage breakthrough pain in people with cancer who are already taking regularly scheduled opioid narcotic pain medication for their constant pain. This medication is known to pass through breast milk. The manufacturer recommends that women avoid Subsys while breastfeeding.
More Information on Subsys and BreastfeedingExposing an infant to this medication through breast milk could lead to serious problems, such as:
- Difficulty feeding, which could lead to problems gaining weight
- Breathing difficulty.
- High-pitched crying
- Shakiness (tremors)
- Difficulty feeding.
- Breathing problems, including slow and shallow breaths
- Difficulty feeding
- Extreme sleepiness.