The best medicine to improve memory depends on the underlying cause of memory issues. For cognitive enhancement, nootropics like piracetam, Modalert 200 Australia which contains modafinil, or herbal supplements like ginkgo biloba are commonly used to support memory and focus. In cases of medical conditions like Alzheimer’s disease, medications such as donepezil or rivastigmine are often prescribed. Lifestyle interventions, including proper sleep, a healthy diet, and regular exercise, also play a critical role in improving memory. It's important to consult a healthcare provider to identify the most appropriate option based on individual needs and health conditions.