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 oak is in the Toxicodendron genus of flowering plants, which also includes poison sumac and poison ivy. Western or Pacific poison oak, a bushy shrub or climbing vine, can be found all along the Pacific Coast, from southern Canada down to the Baja California peninsula.