Do not use if you are pregnant. Use effective birth control, and tell your doctor if you become pregnant during treatment.

You should not use Carac if you are allergic to fluorouracil, or if you have: 1. a metabolic disorder called DPD (dihydropyrimidine dehydrogenase) deficiency. Do not use Carac if you are pregnant.It could harm the unborn baby or cause birth defects. Use effective birth control to prevent pregnancy while you are using this medicine. You should not b...

Follow all directions on your prescription label and read all medication guides or instruction sheets. Use the medicine exactly as directed. Do not take by mouth. Topical medicine is for use only on the skin. Read and carefully follow any Instructions for Use provided with your medicine. Ask your doctor or pharmacist if you do not understand these ...