Cause and Symptoms: An ingrown toenail occurs when the edge of the toenail, usually the big toe, grows into the skin next to it (lateral nail fold). This results in pain at the side of the toe and often redness, swelling, and discharge characteristic of an infection.
Amantadine Has Lasting Benefit on Levodopa-Induced Dyskinesia. For patients with Parkinson's disease (PD) who have levodopa-induced dyskinesia (LID), amantadine can maintain its antidyskinetic effect over several years, a new study indicates.
1 Review. Amantadine is the generic form of the brand-name drug Symmetrel, which is used to treat and prevent respiratory infections caused by the influenza A virus. It can also treat symptoms of Parkinson's disease, such as stiffness and shaking, and conditions that are similar to Parkinson's disease.Amantadine was initially used to prevent influenza A during flu season. Later, doctors discovered its benefits for treating symptoms of Parkinson's disease.mantadine is an antiviral drug that is believed to work by stopping the growth of a virus. It helps treat the symptoms of Parkinson's disease by increasing the effects of dopamine.