WARNING: RISK OF THYROID C-CELL TUMORS See full prescribing information for complete boxed warning. In rodents, semaglutide causes thyroid C-cell tumors. It is unknown whether OZEMPICĀ® causes thyroid C-cell tumors, including medullary thyroid carcinoma (MTC), in humans as the human relevance of semaglutide-induced rodent thyroid C-cell tumors has not been determined., OZEMPICĀ® is contraindicated in patients with a personal or family history of MTC or in patients with Multiple Endocrine Neoplasia syndrome type 2 (MEN 2). Counsel patients regarding the potential risk of MTC and symptoms of thyroid tumors. Before you start using Ozempic, tell your doctor:, About all the medications you take. These include prescription, nonprescription, vitamins, and herbal supplements., About your allergies., About your health conditions., If you are pregnant or plan to become pregnant., If you are breastfeeding or plan to breastfeed., Ozempic can cause pancreatitis. Seek medical care immediately if you experience continuous severe stomach pain that may radiate to the back, with or without vomiting., Ozempic can cause complications of diabetic retinopathy. Tell your doctor right away if you experience vision problems or changes., Ozempic can cause low blood sugar levels if used with an insulin secretagogue or insulin. Monitor your blood sugar and treat low blood sugar levels as your doctor has instructed., Ozempic can cause kidney problems., Ozempic can cause severe allergic reactions. Seek medical care immediately if you have trouble breathing, trouble swallowing, swelling of your face, lips, or tongue, a serious rash, itching, fainting, or a very fast heartbeat. About all the medications you take. These include prescription, nonprescription, vitamins, and herbal supplements., About your allergies., About your health conditions., If you are pregnant or plan to become pregnant., If you are breastfeeding or plan to breastfeed.