Trial methods & regulation
The lane
- Status
- Enabler. Tools, methods and resources that the other lanes depend on.
- Verdict
- Washout, delayed-start and imaging designs never proved slowing; prodromal criteria and REM sleep disorder cohorts now allow prevention trials (PRISMS, due 2029).
- Family
- Enabler
- Landmarks
- 20 in this lane, 5 more tagged with it. Advanced 7 · Open 6 · Pending 2 · Superseded 3 · Dead end 2
The verdict and status come from the project's branches.yaml and use research wording.
Landmarks in this lane
| Hoehn and Yahr staging scale | 1967 | Research tool | Replaced by a better idea | – | – | 19 Oct 2026 | 3 |
| UK Brain Bank diagnostic criteria | 1992 | Research tool | Confirmed and built on | – | – | 19 Oct 2026 | 2 |
| Placebo releases dopamine | 2001 | Discovery | Confirmed and built on | – | – | 19 Oct 2026 | 4 |
| CALM-PD β-CIT and REAL-PET | 2002–2003 | Trial in people | Replaced by a newer approach | – | 268 | 19 Oct 2026 | 3 |
| ELLDOPA: levodopa and progression | 2004 | Trial in people | Replaced by a newer approach | 3 | 361 | 19 Oct 2026 | 3 |
| NET-PD futility screens FS-1 and FS-2 | 2006–2007 | Trial in people | Passed this stage | 2 | – | 19 Oct 2026 | 3 |
| Vanderbilt early-DBS pilot | 2006–2020 | Trial in people | Mixed or early results | – | 30 | 19 Oct 2026 | 3 |
| MDS-UPDRS | 2008 | Research tool | Confirmed and built on | – | – | 19 Oct 2026 | 4 |
| EMA two-step rule for 'disease-modifying' | 2008–2025 | Research infrastructure | Still being studied | – | – | 19 Oct 2026 | 3 |
| Linked Clinical Trials | 2013 | Research infrastructure | Confirmed and built on | – | – | 19 Oct 2026 | 2 |
| EARLYSTIM early DBS | 2013 | Trial in people | Mixed or early results | 4 | 251 | 19 Oct 2026 | 2 |
| PROUD: pramipexole delayed start | 2013 | Trial in people | Did not work | 3 | 535 | 19 Oct 2026 | 3 |
| MDS clinical diagnostic criteria | 2015 | Research infrastructure | Confirmed and built on | – | – | 20 Oct 2026 | 2 |
| MDS prodromal criteria | 2015–2019 | Research tool | Confirmed and built on | – | – | 20 Oct 2026 | 2 |
| LEAP: early vs delayed levodopa | 2019 | Trial in people | Did not work | 3 | 445 | 19 Oct 2026 | 2 |
| Mobilise-D: sensor-measured walking | 2020 | Research tool | Still being studied | – | – | 20 Oct 2026 | 3 |
| Idebenone in REM sleep behaviour disorder | 2020–2026 | Trial in people | Result due Nov 2026 | 2 | 28 | 22 Oct 2026 | 6 |
| Australian Parkinson's Mission APM001 | 2020–2026 | Trial in people | Mixed or early results | 2 | 131 | 19 Oct 2026 | 4 |
| EJS ACT-PD platform trial | 2025 | Research infrastructure | Still being studied | – | – | 20 Oct 2026 | 4 |
| PRISMS: adalimumab in RBD | 2026–2029 | Trial in people | Result due Aug 2029 | 2 | 108 | 18 Oct 2026 | 3 |
Also tagged with this lane
| DATATOP: deprenyl | 1987–1993 | Trial in people | Replaced by a newer approach | – | 800 | 19 Oct 2026 | 4 |
| REM sleep behaviour disorder becomes Parkinson's | 1996–2019 | Discovery | Confirmed and built on | – | – | 19 Oct 2026 | 2 |
| TEMPO: rasagiline delayed start | 2002–2009 | Trial in people | Replaced by a newer approach | 3 | 404 | 19 Oct 2026 | 2 |
| ADAGIO: rasagiline | 2009 | Trial in people | Did not work | 3 | 1,176 | 19 Oct 2026 | 5 |
| NAPS: prodromal synucleinopathy consortium | 2018–2028 | Research infrastructure | Still being studied | – | – | 20 Oct 2026 | 3 |
Links with other lanes
Built on work from
- Foundations: 6 links
- Oxidative stress: 4 links
- Biomarkers: 4 links
- Mitochondria & energy: 3 links
- Infrastructure & funding: 2 links
- Synuclein lowering: 1 link
- Metabolic drug repurposing: 1 link
Led to work in
- Metabolic drug repurposing: 4 links
- Biomarkers: 1 link
- Infrastructure & funding: 1 link
- Lysosome & GBA: 1 link
- Synuclein misfolding & spread: 1 link
- Oxidative stress: 1 link
- Cell survival & anti-apoptosis: 1 link
- Mitochondria & energy: 1 link