Tryptophan Depletion in PD Patients Treated With STN DBS
Tryptophan Depletion in Parkinson's Disease Patients Treated With Deep Brain Stimulation of the Subthalamic Nucleus: Effects on Mood and Motor Functions
Sponsor: Maastricht University Medical Center
Terminated
* Insufficient rates of participant accrual~* Effects in opposite direction of hypothesis~* Study was not feasible
Other terminated trials from Maastricht University Medical Center
- Atrophy, Muscle · Feb 2026
- Deep Sedation · Phase NA · Nov 2024
- Covid19 · Aug 2024
- Functional Dyspepsia · Phase PHASE3 · Aug 2024
- Healthy · May 2024
See all terminations from Maastricht University Medical Center
Other Parkinson's Disease trials with similar outcome
A NA clinical study on Parkinson's Disease, this trial is terminated or withdrawn. The trial is conducted by Maastricht University Medical Center and has accumulated 10 data snapshots since 2015. Longitudinal tracking of this trial contributes to a broader understanding of treatment development timelines.
Status Flow
Change History
10 versions recorded-
Sep 2024 — Present [monthly]
Terminated NA
-
Jul 2024 — Sep 2024 [monthly]
Terminated NA
-
Dec 2021 — Jul 2024 [monthly]
Terminated NA
-
Jan 2021 — Dec 2021 [monthly]
Terminated NA
-
Nov 2020 — Jan 2021 [monthly]
Terminated NA
▶ Show 5 earlier versions
-
Sep 2018 — Nov 2020 [monthly]
Terminated NA
Status: Recruiting → Terminated
-
Jun 2018 — Sep 2018 [monthly]
Recruiting NA
-
May 2018 — Jun 2018 [monthly]
Recruiting NA
Status: Unknown Status → Recruiting
-
Feb 2018 — May 2018 [monthly]
Unknown Status NA
Status: Recruiting → Unknown Status
-
Jan 2017 — Feb 2018 [monthly]
Recruiting NA
First recorded
Nov 2015
Trial started
Per CT.gov start date — pre-dates our first snapshot
Eligibility Summary
No eligibility information available.
Contact Information
- Maastricht University Medical Center
- Netherlands Brain Foundation
For direct contact, visit the study record on ClinicalTrials.gov .