There are several medications approved by the FDA to treat Alzheimer’s disease, including cholinesterase inhibitors (donepezil, rivastigmine, and galantamine) and memantine. These medications can help with symptoms such as memory loss, confusion, and behavioral changes.

Cholinesterase inhibitors work by increasing the levels of a chemical messenger called acetylcholine in the brain. This chemical is important for memory and other cognitive functions that are affected by Alzheimer’s disease. By increasing acetylcholine levels, these medications can improve cognitive symptoms and slow the progression of the disease.

Memantine works by regulating the levels of another chemical messenger called glutamate. In Alzheimer’s disease, there is an excess of glutamate in the brain, which can damage cells and contribute to cognitive decline. Memantine helps to reduce excess glutamate and protect brain cells from damage.

Like all medications, Alzheimer’s medications can have side effects. Common side effects of cholinesterase inhibitors include nausea, vomiting, diarrhea, and loss of appetite. Memantine may cause dizziness, headache, and confusion. However, these side effects are usually mild and go away on their own.

Currently, there is no cure for Alzheimer’s disease. However, Alzheimer’s medications can help to manage symptoms and slow the progression of the disease. It is important to remember that these medications work differently for each person and may not work for everyone.