Pirodon Injection is a medication used to treat Alzheimer's and Parkinson's disease, age-related memory loss, and head injury. It improves nerve cell communication and protects the brain. It should be taken daily, with or without food, to maintain blood levels. It should not be stopped suddenly, as it may cause relapse. Common side effects include nervousness, abnormal voluntary movements, dizziness, sleepiness, and weight gain. A balanced diet and regular exercise are recommended.