Abstract: The invention provides a method of reducing anxiety and/or depression in a subject comprising periodically administering to the subject a pharmaceutical composition comprising an amount of pridopidine effective to reduce anxiety and/or depression in a subject in the subject.

Abstract: The invention provides a method of treating a subject afflicted with a drug-induced movement disorder including levodopa-induced dyskinesia comprising periodically administering to the subject in need thereof an amount of pridopidine effective to treat the subject. The invention further provides a method of treating a subject at risk of developing a drug-induced movement disorder, including levodopa-induced dyskinesia. The invention also provides pharmaceutical compositions suitable for carrying out these methods and packages containing such pharmaceutical compositions.

Abstract: The subject invention provides a modified release solid oral dosage form comprising a therapeutically effective amount of Pridopidine or a pharmaceutically acceptable salt thereof, and at least one pharmaceutically acceptable rate controlling excipient, wherein the solid oral dosage form provides an in vivo plasma pridopidine concentration profile having a Mean Cmax of about 1,400 ng/ml or less. The subject invention also provides a method of treating an individual afflicted with a neurodegenerative disease or disease related to dopamine, comprising once daily administration of a modified release solid oral dosage form.

Abstract: The invention provides a method of treating a subject afflicted with a dystonia, comprising periodically administering to the subject a pharmaceutical composition comprising an amount of pridopidine effective to treat the subject.

Abstract: A method of treating a human patient afflicted with Huntington's disease, comprising periodically orally administering to the patient a pharmaceutical composition comprising pridopidine or a pharmaceutically acceptable salt thereof such that greater than 90 mg of pridopidine is administered to the patient per day.