PMID- 23508526 OWN - NLM STAT- MEDLINE DCOM- 20140318 LR - 20211021 IS - 1435-1463 (Electronic) IS - 0300-9564 (Linking) VI - 120 IP - 9 DP - 2013 Sep TI - The safety and tolerability of rotigotine transdermal system over a 6-year period in patients with early-stage Parkinson's disease. PG - 1321-9 LID - 10.1007/s00702-013-1001-5 [doi] AB - This open-label extension (SP716; NCT00599196) of a 6-month, double-blind, randomized study (SP513) investigated the safety and tolerability of rotigotine transdermal system over up to ~6 years in patients with Parkinson's disease (PD; early-stage PD at double-blind enrollment). Eligible patients completing the 6-month study received optimal dose open-label rotigotine (