Patent 11833121 was granted and assigned to Adamas Pharmaceuticals on December, 2023 by the United States Patent and Trademark Office.
The present disclosure is directed to methods of treating neurological disorders in a patient such as Parkinson's disease, drug-induced extrapyramidal reactions, and/or levodopa-induced dyskinesia comprising administering to the patient once daily in the morning a pharmaceutical composition comprising about 50 mg to about 400 mg of extended-release amantadine or a pharmaceutically acceptable salt thereof.