Before using Femring, warnings and precautions for the drug should be reviewed with your healthcare provider. For example, you may not be able to safely use Femring if you have certain health conditions, such as gallbladder disease, cancer, and uterine fibroids, as Femring can make these conditions worse. Other Femring warnings and precautions include potential drug interactions and the safety of using the drug when pregnant or breastfeeding.
Yellowing of the whites of the eyes or skin (jaundice) during a prior pregnancy or estrogen use
Gallbladder disease
Uterine fibroids
Any allergies, including allergies to drugs, foods, preservatives, or dyes.
Also, let your healthcare provider know if you:
Have an upcoming surgery
Are pregnant or thinking of becoming pregnant
Are breastfeeding
Smoke cigarettes.
Make sure to tell your healthcare provider about any other medicines you are taking, including prescription and non-prescription medicines, vitamins, and herbal supplements.