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PF-04447943

Generic Name
PF-04447943
Drug Type
Small Molecule
Chemical Formula
C20H25N7O2
CAS Number
1082744-20-4
Unique Ingredient Identifier
7N969W8Y4O
Background

PF-04447943 has been investigated for the treatment of Alzheimer's Disease.

A Study To Evaluate The Effect Of PF-04447943 On Qtc Interval In Healthy Adult Subjects

Phase 1
Completed
Conditions
Healthy
Interventions
First Posted Date
2016-05-30
Last Posted Date
2018-12-28
Lead Sponsor
Pfizer
Target Recruit Count
44
Registration Number
NCT02785770
Locations
🇺🇸

Pfizer New Haven Clinical Research Unit, New Haven, Connecticut, United States

Safety, Tolerability, Pharmacokinetics, And Pharmacodynamics Study Of PF-04447943, Co-Administered With And Without Hydroxyurea, In Subjects With Stable Sickle Cell Disease

Phase 1
Completed
Conditions
Phase 1 Sickle Cell
Interventions
Drug: placebo for PDE9i
First Posted Date
2014-04-15
Last Posted Date
2017-12-14
Lead Sponsor
Pfizer
Target Recruit Count
30
Registration Number
NCT02114203
Locations
🇺🇸

University of Illinois at Chicago Clinical Research Center, Chicago, Illinois, United States

🇺🇸

Boston Medical Center, Boston, Massachusetts, United States

🇺🇸

University of Illinois Hospital and Health Sciences System, Chicago, Illinois, United States

and more 18 locations

A Study To Evaluate The Safety, Tolerability And Plasma Drug Levels Of PF-04447943 When Administered With Donepezil To Healthy Volunteer Subjects

Phase 1
Completed
Conditions
Healthy
Interventions
Drug: Placebo PF
First Posted Date
2010-04-02
Last Posted Date
2010-08-04
Lead Sponsor
Pfizer
Target Recruit Count
24
Registration Number
NCT01097876
Locations
🇸🇬

Pfizer Investigational Site, Singapore, Singapore

A Brief Study To Evaluate The Safety, Tolerability, And Blood Levels Of Multiple Doses Of PF-044467943 Or Placebo In Combination With Donepezil In Subjects With Mild To Moderate Alzheimer's Disease

Phase 1
Completed
Conditions
Alzheimer's Disease
Interventions
Drug: Placebo
First Posted Date
2009-10-02
Last Posted Date
2020-11-19
Lead Sponsor
Pfizer
Target Recruit Count
15
Registration Number
NCT00988598
Locations
🇺🇸

MD Clinical, Hallandale Beach, Florida, United States

🇺🇸

Glendale Adventist Medical Center, Glendale, California, United States

🇺🇸

University of Florida - Center for Clinical Trials Research, Gainesville, Florida, United States

Study Of Single Ascending And Multiple Doses Of PF-04447943 In Japanese Subjects.

Phase 1
Completed
Conditions
Healthy
Interventions
Drug: Placebo
First Posted Date
2009-08-17
Last Posted Date
2009-12-07
Lead Sponsor
Pfizer
Target Recruit Count
17
Registration Number
NCT00959803
Locations
🇺🇸

Pfizer Investigational Site, Glendale, California, United States

A Study Of PF-04447943 Compared To Placebo In Subjects With Mild To Moderate Alzheimer's Disease

Phase 2
Completed
Conditions
Alzheimer's Disease
Interventions
Drug: Placebo
First Posted Date
2009-06-30
Last Posted Date
2020-11-19
Lead Sponsor
Pfizer
Target Recruit Count
191
Registration Number
NCT00930059
Locations
🇺🇸

Lake Charles Clinical Trials, LLC, Lake Charles, Louisiana, United States

🇺🇸

Neurocare, Inc., Newton, Massachusetts, United States

🇨🇦

Medical Arts Health Research Group, Kelowna, British Columbia, Canada

and more 39 locations

A Study To Evaluate Whether Food Affects The Plasma Drug Levels Of A 35 mg Single Dose Of PF-04447943 Taken Orally In Healthy Adult Participants

Phase 1
Completed
Conditions
Healthy
Interventions
First Posted Date
2009-04-22
Last Posted Date
2009-07-02
Lead Sponsor
Pfizer
Target Recruit Count
10
Registration Number
NCT00886093
Locations
🇺🇸

Pfizer Investigational Site, New Haven, Connecticut, United States

A Study to Evaluate Safety, Tolerability, Plasma Drug Levels, and Cognitive Response Following Multiple Doses of a Drug in Healthy Elderly Participants.

Phase 1
Completed
Conditions
Healthy
Elderly
Interventions
First Posted Date
2009-01-29
Last Posted Date
2009-06-12
Lead Sponsor
Pfizer
Target Recruit Count
32
Registration Number
NCT00832052
Locations
🇺🇸

Pfizer Investigational Site, Gainesville, Florida, United States

A Phase I, Multiple Dose Study of PF-04447943 in Healthy Elderly Volunteers

Phase 1
Terminated
Conditions
Healthy
Elderly
Interventions
Drug: Placebo
First Posted Date
2008-08-18
Last Posted Date
2009-02-25
Lead Sponsor
Pfizer
Target Recruit Count
10
Registration Number
NCT00736528
Locations
🇺🇸

Pfizer Investigational Site, Gainesville, Florida, United States

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