👉 Cystignathine is a drug that is used to treat conditions such as Parkinson's disease, epilepsy, and autism. It works by blocking the action of dopamine in the brain, which is responsible for regulating movement and coordination. Cystignathine has been used in clinical trials for over 30 years and has shown promising results in treating various neurological disorders. However, it should be noted that cystignathine can have side effects such as dizziness, headache, nausea, and