Follow all directions on your medicine label and package. Tell each of your healthcare providers about all your medical conditions, allergies, and all medicines you use.
Before taking this medicine
You should not use budesonide if you are allergic to it.
Tell your doctor if you have ever had:
tuberculosis;
an infection, including chickenpox or measles;
high blood pressure;
a weak immune system (caused by disease or by using certain medicines);
osteoporosis or low bone mineral density;
a stomach ulcer;
liver disease;
eczema;
any allergy; or
(in you or a family member) diabetes, cataracts, or glaucoma.
Tell your doctor if you are pregnant or plan to become pregnant.
It is not known whether budesonide will harm an unborn baby. However, having untreated or uncontrolled UC during pregnancy can cause complications leading to preterm delivery or low birth weight. The benefit of treating UC may outweigh any risks to the baby.
If you have taken budesonide during pregnancy, tell your doctor if you notice weakness, irritability, vomiting, or feeding problems in your newborn baby.
You should not breastfeed while using  budesonide.
Entocort or Ortikos should not be given to a child younger than 8 years old or weighing less than 55 pounds (25 kilograms). Uceris is not approved for use by anyone younger than 18 years old.
Do not use budesonide in a child to treat any condition that has not been checked by your doctor.
