# [11C]-(R)-Rolipram to Measure cAMP Signaling Before and After Ketamine

> **NCT05522673** · PHASE1 · TERMINATED · sponsor: **National Institute of Mental Health (NIMH)** · enrollment: 1 (actual)

## Conditions studied

- Depression

## Interventions

- **DRUG:** 11(R)-rolipram

## Key facts

- **NCT ID:** NCT05522673
- **Lead sponsor:** National Institute of Mental Health (NIMH)
- **Sponsor class:** NIH
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** TERMINATED
- **Start date:** 2023-02-08
- **Primary completion:** 2023-02-08
- **Final completion:** 2024-01-30
- **Target enrollment:** 1 (ACTUAL)
- **Why stopped:** Low recruitment
- **Last updated:** 2024-03-05


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05522673

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05522673, "[11C]-(R)-Rolipram to Measure cAMP Signaling Before and After Ketamine". Retrieved via AI Analytics 2026-06-03 from https://api.ai-analytics.org/clinical/NCT05522673. Licensed CC0.

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