Trial · NCT01749098
A Study To Examine The Effects Of PF-04958242 On Ketamine-Induced Cognitive Impairment In Healthy Volunteers
NCT01749098, Phase 1, Completed, Biogen
3 sourcestrials-2026-11-12-0.5.0
Cite this record
ConductScience Library. A Study To Examine The Effects Of PF-04958242 On Ketamine-Induced Cognitive Impairment In Healthy Volunteers. Trials, record NCT01749098. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT01749098
On this page
Trial
As registered on ClinicalTrials.gov, in the graph's capture of the registry.
- Title
- A Study To Examine The Effects Of PF-04958242 On Ketamine-Induced Cognitive Impairment In Healthy Volunteers
- NCT number
- NCT01749098
- Status
- Completed
- Phases
- Phase 1
- Enrollment
- 29 participants, actual
- Lead sponsor
- Biogen
- Conditions
- Schizophrenia
- Interventions
- PF-04958242, Ketamine, Placebo, Ketamine
- First posted
- 2012-12-13
- Last updated
- 2019-11-21
Source ClinicalTrials.gov
Registered outcomes7
Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.
| List | Outcome | Time frame | Description |
|---|---|---|---|
| Primary | Test score on the Hopkins Verbal Learning Test - Immediate Recall | Day 5 | |
| Secondary | Test score on the Weschler Digit Span Test | Day 5 | |
| Secondary | Test score on the CogState N-back test | Day 5 | |
| Secondary | Test score on the CogState Spatial Working memory test | Day 5 | |
| Secondary | Test score on the CogState One Card Learning test | Day 5 | |
| Secondary | Test score on the Hopkins Verbal Learning test - Delayed Recall | Day 5 | |
| Secondary | Retrospective rating on the Positive and Negative Syndrome Scale -modified scale' | Day 5 |
Source ClinicalTrials.gov
Outcomes0
Each outcome the trial posted results for, in ClinicalTrials.gov's words.
None in this release.
Results by group0
Each measurement the trial posted, group by group, in the words and numbers it posted.
None in this release.
Participant flow0
How many started, completed or left each group, period by period.
None in this release.
Adverse events0
Each adverse event the trial posted, group by group: the participants affected out of those at risk.
None in this release.
Adverse event totals0
The totals the trial posted for each group.
None in this release.
Papers0
The papers the trial lists on ClinicalTrials.gov.
None in this release.
Grants0
The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.
None in this release.
Trial comparisons0
Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.
None in this release.
Tests5
The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.
| Test | Named as | Source |
|---|---|---|
| Verbal Learning | Primary outcome | ConductCognition |
| 1-Back Task | Secondary outcome | ConductCognition |
| 2-Back Task | Secondary outcome | ConductCognition |
| Digit Span Test | Secondary outcome | ConductCognition |
| Spatial Working Memory | Secondary outcome | ConductCognition |
Data dates
The day each source was copied for this release.
Sources 3
- ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
- ClinicalTrials.govNo license stated
- NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
- ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
- ClinicalTrials.govnone stated
- NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)
ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.
For software
Read this trial from software.
The record and each of its lists are JSON, twenty rows a page. No key.
GET https://conductscience.org/api/trials/v1/NCT01749098
GET https://conductscience.org/api/trials/v1/NCT01749098/registered