Preventing Levodopa Induced Dyskinesia in Parkinson's Disease With HMG-CoA Reductase Inhibitors

Inclusion Criteria: * Parkinson's Disease * Age diagnosed with Parkinson's Disease greater than or equal to 50 years * Treatment with levodopa greater than or equal to 5 years Exclusion Criteria: * Deep Brain stimulation * Unable to stand for 1 minute intervals, or sensory deficits in the feet * Significant cognitive impairment as measured by the Montreal Cognitive Assessment score of \< 18 * Subjects with unstable medical or psychiatric conditions (including hallucinations). * History of unstable medical conditions (i.e. active cardiac disease, recent unwellness, surgery etc.) * Current use of drugs that may affect parkinsonism or dyskinesia: * dopamine receptor blocking medications * depakote * lithium * amiodarone * tetrabenazine * metoclopramide * dronabinol * and illicit drugs such as marijuana (THC) * cocaine * methamphetamine * Statins other than simvastatin or lovastatin, atorvastatin ie. fluvastatin (rationale is that while all other statins are thought to not cross the blood brain barrier well, the central nervous system penetrating nature of others is not perfectly clear and could confound results)