List of the 1 NDC products with the active ingredient Eculizumab. This medication is used to treat a certain blood disorder (paroxysmal nocturnal hemoglobinuria). This disorder can cause a decrease in red blood cells (anemia). This medication helps to block the decrease in red blood cells and can improve the symptoms of anemia (e.g., tiredness, shortness of breath) and decrease the need for blood transfusions. This medication may also be used to treat a certain immune system disorder (atypical Hemolytic Uremic Syndrome). It helps to prevent blood clots caused by this disorder. Eculizumab is also used to treat a certain muscle condition (generalized Myasthenia Gravis). It may help to improve symptoms of this condition (such as difficulty swallowing, trouble breathing). Eculizumab is also used to treat a certain nervous system disorder that affects the spinal cord and eye nerve (neuromyelitis optica spectrum disorder). It may help to reduce the number of hospital stays due to the disease.