List of Parkinson's disease drugs used by the patients in the study (n=66) and the respective number of users
| Drug | Number of patients (out of 66) |
|---|---|
| Levodopa | 58 |
| Pramipexole | 11 |
| Ropinirole | 6 |
| Rotigotine | 11 |
| Amantadine | 9 |
| Rasagiline | 30 |
| Entacapone | 11 |
| Trihexyphenidyl | 1 |
| Selegiline | 1 |
| Tolcapone | 1 |
| Rivastigmine | 5 |
Many patients were using combination therapies.