Because Parkinsonâs disease symptoms are due to a deficiency of the brain chemical dopamine, the main drug treatments help increase dopamine levels in the brain. Levadopa, usually combined with carbidopa, is the standard drug treatment.
Here are all the possible meanings and translations of the word poison-ivy. Wiktionary(0.00 / 0 votes)Rate this definition: poison-ivy(Noun) A woody vine plant in the family Anacardiaceae well-known for its ability to produce urushiol, a skin irritant that causes an itching rash for most people.
Poison ivy, poison oak, and poison sumac are all plants that can cause a temporary, irritating rash when they come in contact with your skin.This rash is a form of allergic contact dermatitis. Dermatitis simply means an irritation of the skin.. A. A. Poison ivy, poison oak, and poison sumac are all plants that can cause a temporary, irritating rash when they come in contact with your skin. This rash is a form of allergic contact dermatitis. Dermatitis simply means an irritation of the skin.