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CompletedNCT01429740Updated Apr 12, 2012

A Study Of The Safety, Tolerability And Pharmacokinetics Of Single Doses Of PF-05180999 In Healthy Adults

A Phase 1 interventional study of PF-05180999 and Placebo in Schizophrenia, sponsored by Pfizer. Completed at 1 site in United States. Open to participants aged 18 Years to 55 Years, including healthy volunteers. Per ClinicalTrials.gov, last updated 2012-04-12.

Sponsored by Pfizer · Phase 1, Interventional, and Basic science

Phase
Phase 1
Study type
Interventional
Enrollment
29
Allocation
Randomized
Ages
18 Years to 55 Years
Sex
All
01

Study summary

The purpose of this study is to determine the safety, tolerability, and pharmacokinetics of 14 days of treatment with PF-05180999 in healthy subjects.

02

Conditions studied

  • Schizophrenia

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Keywords

  • PF 05180999
  • safety
  • pharmacokinetics
03

In context

Schizophrenia

3,471 studies on the registry are indexed under Schizophrenia; 471 are open to participants now.

This study's enrollment of 29 is below the median of 70 across 2,871 interventional studies indexed under Schizophrenia.

Browse Schizophrenia studies →

Lead sponsor

Pfizer is the lead sponsor of 3,244 studies on the registry; 139 are open to participants now.

Of its 582 completed or terminated interventional studies of FDA-regulated products, 381 (65%) have results posted.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years to 55 Years
Sexes eligible
All
Accepts healthy volunteers
Yes

Inclusion criteria

male or female of non-childbearing potential,

Exclusion criteria

Exclusion Criteria:

Evidence of clinically significant medical illness, history of seizures, any condition possibly affecting drug absorption

05

Study design

Phase
Phase 1
Primary purpose
Basic science
Allocation
Randomized
Intervention model
Crossover assignment
Masking
Double (Participant, Investigator)
Enrollment
29 participants (actual)

Study arms

  • Experimental
    PF-05180999

    Drug: PF-05180999

  • Placebo comparator
    Placebo

    Drug: Placebo

Interventions

  • DrugPF-05180999

    Ascending single oral doses of 0.1, 0.3, 1.0, 3, 10, 30, 100, and 250 mg oral solution or capsules

  • DrugPlacebo

    Placebo oral solution or capsules

06

What researchers measure

Primary outcomes

  1. Composite (or profile) of Pharmacokinetics

    Time frame: 0, 0.25, 0.5, 0.75, 1, 1.5, 2, 3, 4, 6, 8, 12, 16, 24, 36, 48, 72 hours post-dose on Day 1 and Day 1

07

Study locations

1 site
  • Pfizer Investigational Site
    New Haven, Connecticut 06511, United States
08

References and documents

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Apr 12, 2012, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT01429740
Lead sponsor
Pfizer
Responsible party
Sponsor
First posted
Sep 7, 2011
Start date
Aug 2011
Primary completion
Dec 2011
Completion
Dec 2011
Last update
Apr 12, 2012

Study contacts

Pfizer CT.gov Call Center
study director · Pfizer

Oversight

Data monitoring committee
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in Apr 2012. You cannot join it, but the record below documents what was studied.

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