# Pain, Learning, and Nocebo

> **NCT04762836** · NA · COMPLETED · sponsor: **Leiden University Medical Center** · enrollment: 53 (actual)

## Conditions studied

- Chronic Pain
- Pain Syndrome

## Interventions

- **DRUG:** D-cycloserine
- **BEHAVIORAL:** Conditioning
- **BEHAVIORAL:** Extinction
- **OTHER:** fMRI
- **DRUG:** Placebo

## Key facts

- **NCT ID:** NCT04762836
- **Lead sponsor:** Leiden University Medical Center
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2021-02-28
- **Primary completion:** 2021-08-20
- **Final completion:** 2021-08-20
- **Target enrollment:** 53 (ACTUAL)
- **Last updated:** 2022-01-11

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04762836

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04762836, "Pain, Learning, and Nocebo". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04762836. Licensed CC0.

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