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.
The poison ivy rash itself is not contagious, according to the Dermatology Clinic at UAMS. Neither will fluid from the blisters of a poison ivy rash spread poison ivy. A poison ivy rash is caused by contact with urushiol, the oil from the leaves of the poison ivy plant. Only urushiol can cause a poison ivy rash. Typically by the time a rash has appeared, the urushiol oil is no longer present on the skin.