Drugs used in Parkinsonism 127Ropinirole is rapidly and well absorbed
from the GIT with maximum plasma
concentration achieved within one to two
hours after single oral dose.
Adverse effects include nausea, vom-
iting, drowsiness, fainting, fatigue, dys-
pepsia, abdominal pain, constipation,
pharyngitis, abnormal vision, confusion
and hallucinations.
It is indicated for the treatment of signs
and symptoms of idiopathic Parkinson’s
disease.
Pramipexole has preferential affinity for
D 3 family of receptors.