Citicoline 500 MG Tablet is a drug that is taken orally or given as an injection to help with memory loss, glaucoma, and stroke rehabilitation. It's also used to treat Alzheimer's, Parkinson's, bipolar disorder, lazy eye, and other brain disorders. A stroke is caused by a lack of blood supply to the brain. It is also used to treat stroke, head trauma or damage, Alzheimer's disease, Parkinson's disease, and glaucoma. This is safe to use.