Table 12.2-3. Dosage of oral dopamine agonists in Parkinson disease

Agent

Half-life (h)

Daily dose (mg)

Bromocriptine

6a

7.5-30

Pergolide

12-27

1.5-12

Cabergoline

65

2-5

Pramipexoleb

8-12

1.5-4.5c

Ropiniroleb

4-6

9-24

Piribedil

2-7

100-250

Rotigotined

5-7

2-16

Apomorphine

0.55

Rescue treatment, per dose: 10-30/2-6e

Infusion: 4-7/h

a Complex pharmacokinetics. The half-life in the initial phase of elimination is several hours and subsequently extends to 45-50 hours.

b Extended-release agents are available, for once-daily administration.

c Dose for pramipexole dihydrochloride.

d Transdermal patch intended to be worn for 24 hours and then replaced.

e Rescue treatment: sublingual film/subcutaneous injection.