Who should not take Sulfirest?
You should not take Sulfirest if you are under 15 years of age, allergic to it, have breast cancer or a tumor known as prolactinoma. Avoid taking Sulfirest if you are breastfeeding, have tumor of adrenal glands (pheochromocytoma), or if you are taking certain medicines like levodopa, medicines to treat heart rhythm disorders, etc.