Before starting your treatment with Nesina, inform your doctor about:, Any other medicines you are currently taking, including insulin or sulfonylureas, as they may increase the risk of hypoglycemia (low blood sugar)., Any medical conditions you are managing, such as pancreatitis, kidney disease, or liver problems., If you are pregnant, plan to become pregnant, or are breastfeeding. Nesina's impact on unborn or nursing babies isn't completely known, so discuss potential risks with your doctor., If you are going to have surgery., Contact your doctor if you develop symptoms of heart failure such as shortness of breath, rapid increase in weight, or swelling of your ankles or feet while taking Nesina., Nesina may cause severe and disabling joint pain. Call your doctor if you have severe joint pain., Nesina may cause allergic reactions. Seek immediate medical help if you have symptoms of a serious allergic reaction like rash, itching, swelling of the face, throat or tongue, dizziness, or trouble breathing., Nesina may increase the risk of liver failure. Symptoms of liver failure can include fatigue, loss of appetite, yellowing of the skin or eyes (jaundice), dark urine, light-colored stools, or swelling in your abdomen. If you experience any of these symptoms, contact your doctor immediately., The use of Nesina may increase your risk of developing acute pancreatitis. Symptoms may include severe abdominal pain, often accompanied by vomiting. If you experience these symptoms, contact your doctor immediately., Nesina has been linked to postmarketing reports of bullous pemphigoid, a rare skin condition that causes large, fluid-filled blisters. Symptoms may include itchy skin, rash, or blisters. In severe cases, it may require hospitalization. If you observe any signs of this condition, seek immediate medical attention. Any other medicines you are currently taking, including insulin or sulfonylureas, as they may increase the risk of hypoglycemia (low blood sugar)., Any medical conditions you are managing, such as pancreatitis, kidney disease, or liver problems., If you are pregnant, plan to become pregnant, or are breastfeeding. Nesina's impact on unborn or nursing babies isn't completely known, so discuss potential risks with your doctor., If you are going to have surgery.