Number of Patients

Dihydroergocryptine

Pramipexole

Randomized

56

60

Not included (consent withdrawal)

-

-

Safety population

56

60

Completed

39

46

Discontinued

17

14

PP population

39

46

Main cause of discontinuation

Adverse event (nausea)

2

-

Abandon (lost to follow up)

1

2

Excluded

12

8

Eliminated

2

4