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ClinicalTrials.gov public records Last synced Oct 14, 2026, 4:32 AM EDT

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Showing 97–120 of 158 matching trials from the live ClinicalTrials.gov search.
Filters: Sponsor: Pfizer's Upjohn has merged with Mylan to form Viatris Inc. Clear all
Completed Phase 1 Interventional Results available

An fMRI Study Of Brain Response In Patients With Fibromyalgia

NCT00760474
View directory record Official record
Conditions
Fibromyalgia
Interventions
Pregabalin, then placebo, Placebo, then pregabalin
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years to 70 Years · Female only
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
2
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jan 22, 2021 · Synced Oct 14, 2026, 4:32 AM EDT
Completed Phase 3 Interventional Results available

Long Term Study Of Pregabalin In Idiopathic Restless Legs Syndrome Patients

NCT00806026
View directory record Official record
Conditions
Idiopathic Restless Legs Syndrome
Interventions
placebo and pregabalin, pramipexol, Pregabalin
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years and older
Enrollment
731 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
42
States / cities
Birmingham, Alabama • Jasper, Alabama • Tuscaloosa, Alabama + 35 more
Source: ClinicalTrials.gov public record
Updated Jan 26, 2021 · Synced Oct 14, 2026, 4:32 AM EDT
Terminated Phase 3 Interventional Results available

Efficacy and Safety Trial of Flexible Doses of Oral Ziprasidone in Children and Adolescents With Bipolar I Disorder

NCT02075047
View directory record Official record
Conditions
Bipolar Disorder
Interventions
placebo oral capsules, ziprasidone oral capsules
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
10 Years to 17 Years
Enrollment
171 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
46
States / cities
Dothan, Alabama • Little Rock, Arkansas • Anaheim, California + 30 more
Source: ClinicalTrials.gov public record
Updated Jun 16, 2021 · Synced Oct 14, 2026, 4:32 AM EDT
Completed Phase 3 Interventional

A Trial to Assess Consumer Self-Selection and Use of Gabapentin for Occasional Sleeplessness in an Over-the-Counter Environment

NCT00659100
View directory record Official record
Conditions
Transient Insomnia
Interventions
Gabapentin
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years and older
Enrollment
1,254 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
35
States / cities
Anaheim, California • Bonita, California • Fallbrook, California + 29 more
Source: ClinicalTrials.gov public record
Updated Feb 2, 2021 · Synced Oct 14, 2026, 4:32 AM EDT
Completed Phase 3 Interventional Results available

Effect Of Pregabalin Treatment In Patients With Diabetic Nerve Pain Who Currently Use A Non-Steroid Anti-Inflammatory Drug (NSAID) For Another Pain

NCT01455415
View directory record Official record
Conditions
Painful Diabetic Peripheral Neuropathy
Interventions
pregabalin, placebo
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years and older
Enrollment
306 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
55
States / cities
Goodyear, Arizona • Phoenix, Arizona • Tucson, Arizona + 38 more
Source: ClinicalTrials.gov public record
Updated Jan 28, 2021 · Synced Oct 14, 2026, 4:32 AM EDT
Terminated Phase 3 Interventional Results available

Safety And Efficacy Of Ziprasidone In Adolescents With Schizophrenia

NCT00257192
View directory record Official record
Conditions
Schizophrenia
Interventions
placebo, Ziprasidone oral capsules
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
13 Years to 17 Years
Enrollment
284 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
46
States / cities
Birmingham, Alabama • San Diego, California • Stanford, California + 34 more
Source: ClinicalTrials.gov public record
Updated Mar 25, 2021 · Synced Oct 14, 2026, 4:32 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Taste Test of a New Formulation of Sildenafil (Revatio)

NCT00768573
View directory record Official record
Conditions
None Volunteer
Interventions
sildenafil
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
1
States / cities
Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 1, 2021 · Synced Oct 14, 2026, 4:32 AM EDT
Completed Phase 4 Interventional Results available

Study Of "Continuous Use" Of Celecoxib Vs. "Usual or Intermittent Use"

NCT00139776
View directory record Official record
Conditions
Osteoarthritis, Knee, Osteoarthritis, Hip
Interventions
Celecoxib
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
875 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
67
States / cities
Huntsville, Alabama • Peoria, Arizona • Phoenix, Arizona + 58 more
Source: ClinicalTrials.gov public record
Updated Mar 29, 2021 · Synced Oct 14, 2026, 4:32 AM EDT
Completed Phase 3 Interventional Results available

The Efficacy and Safety of Sildenafil Citrate Used in Combination With Intravenous Epoprostenol in PAH

NCT00159861
View directory record Official record
Conditions
Pulmonary Hypertension
Interventions
Sildenafil citrate
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
16 Years and older
Enrollment
267 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
33
States / cities
La Jolla, California • Los Angeles, California • San Diego, California + 21 more
Source: ClinicalTrials.gov public record
Updated Feb 1, 2021 · Synced Oct 14, 2026, 4:32 AM EDT
Completed Phase 3 Interventional

A Polysomnographic Study Of Single-Dose Gabapentin In Transient Insomnia

NCT00674752
View directory record Official record
Conditions
Transient Insomnia
Interventions
Gabapentin, Placebo
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years and older
Enrollment
377 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006
U.S. locations
4
States / cities
Miami, Florida • Atlanta, Georgia • Overland Park, Kansas + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 2, 2021 · Synced Oct 14, 2026, 4:32 AM EDT
Completed Phase 3 Interventional Results available

A Phase 3 Prospective, Randomized, Double-Masked, 12-Week, Parallel Group Study In Pediatric Subjects With Glaucoma.

NCT00716859
View directory record Official record
Conditions
Glaucoma
Interventions
Timolol, latanoprost
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
36 Weeks to 18 Years
Enrollment
139 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
7
States / cities
Pembroke Pines, Florida • Atlanta, Georgia • Indianapolis, Indiana + 3 more
Source: ClinicalTrials.gov public record
Updated Feb 3, 2021 · Synced Oct 14, 2026, 4:32 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Bioavailability Study for New Atorvastatin Formulation

NCT00844376
View directory record Official record
Conditions
Hypercholesterolemia
Interventions
Atorvastatin suspension, Lipitor
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 10, 2021 · Synced Oct 14, 2026, 4:32 AM EDT
Completed Phase 4 Interventional Results available

Pregabalin In Adolescent Patients With Fibromyalgia

NCT01020526
View directory record Official record
Conditions
Fibromyalgia
Interventions
pregabalin
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
12 Years to 18 Years
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
21
States / cities
Los Angeles, California • Santa Ana, California • Miami, Florida + 12 more
Source: ClinicalTrials.gov public record
Updated Jan 28, 2021 · Synced Oct 14, 2026, 4:32 AM EDT
Completed Phase 3 Interventional

Pregabalin vs Placebo in Treatment of Neuropathic Pain Associated With Diabetic Peripheral Neuropathy

NCT00143156
View directory record Official record
Conditions
Diabetic Neuropathies
Interventions
pregabalin
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years and older
Enrollment
450 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
53
States / cities
Tuscaloosa, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 44 more
Source: ClinicalTrials.gov public record
Updated Jan 22, 2021 · Synced Oct 14, 2026, 4:32 AM EDT
Completed Phase 3 Interventional

A 28-Day Polysomnographic Study of Gabapentin in Transient Insomnia Induced by a Sleep Phase Advance

NCT00163046
View directory record Official record
Conditions
Transient Insomnia
Interventions
Gabapentin, Placebo
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years and older
Enrollment
256 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
3
States / cities
Glendale, California • San Diego, California • Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Feb 2, 2021 · Synced Oct 14, 2026, 4:32 AM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety Study of Pregabalin in the Treatment of Pain on Walking in Patients With Diabetic Peripheral Neuropathy (DPN)

NCT01474772
View directory record Official record
Conditions
Diabetic Peripheral Neuropathy
Interventions
Pregabalin, placebo
Drug · Other
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years and older
Enrollment
217 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
34
States / cities
Goodyear, Arizona • Phoenix, Arizona • Fresno, California + 24 more
Source: ClinicalTrials.gov public record
Updated Jan 28, 2021 · Synced Oct 14, 2026, 4:32 AM EDT
Terminated Phase 4 Interventional Results available

To Assess The Efficacy and Safety Of Oral Sildenafil in the Treatment of Pulmonary Arterial Hypertension.

NCT00430716
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Sildenafil citrate
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years and older
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
15
States / cities
Phoenix, Arizona • Augusta, Georgia • Decatur, Georgia + 7 more
Source: ClinicalTrials.gov public record
Updated Dec 22, 2020 · Synced Oct 14, 2026, 4:32 AM EDT
Completed Phase 3 Interventional Results available

A Six-week Flexible Dose Study Evaluating the Efficacy and Safety of Geodon in Patients With Bipolar I Depression.

NCT00282464
View directory record Official record
Conditions
Bipolar Disorder
Interventions
Placebo, Geodon (Ziprasidone)
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years and older
Enrollment
392 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
43
States / cities
Dothan, Alabama • Little Rock, Arkansas • Anaheim, California + 39 more
Source: ClinicalTrials.gov public record
Updated Mar 29, 2021 · Synced Oct 14, 2026, 4:32 AM EDT
Completed Phase 3 Interventional

The Long-term Study to Evaluate the Safety of Eplerenone in the Treatment of Hypertension in Children Aged 6 to 16 Years

NCT00147615
View directory record Official record
Conditions
Hypertension
Interventions
Eplerenone
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
6 Years to 16 Years
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
7
States / cities
Los Angeles, California • Park Ridge, Illinois • Durham, North Carolina + 3 more
Source: ClinicalTrials.gov public record
Updated Dec 22, 2020 · Synced Oct 14, 2026, 4:32 AM EDT
Completed No phase listed Observational Results available

A Study to Assess Whether PDE5 Inhibitors Increase the Chance of Triggering the Onset of Acute NAION

NCT00759174
View directory record Official record
Conditions
Optic Neuropathy, Ischemic
Interventions
No intervention
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
45 Years and older · Male only
Enrollment
673 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
69
States / cities
Birmingham, Alabama • Mobile, Alabama • Anchorage, Alaska + 57 more
Source: ClinicalTrials.gov public record
Updated Feb 1, 2021 · Synced Oct 14, 2026, 4:32 AM EDT
Completed Phase 3 Interventional Results available

A Six Week Study Of The Pain Relieving Effects Of Celecoxib 200 Mg Twice Daily Compared To Tramadol 50 Mg Four Times Daily In Patients With Chronic Low Back Pain

NCT00662558
View directory record Official record
Conditions
Low Back Pain
Interventions
celecoxib, tramadol HCL
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years and older
Enrollment
802 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
60
States / cities
Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 49 more
Source: ClinicalTrials.gov public record
Updated Feb 21, 2021 · Synced Oct 14, 2026, 4:32 AM EDT
Completed Phase 3 Interventional Results available

Adjunctive Ziprasidone in the Treatment of Bipolar I Depression

NCT00483548
View directory record Official record
Conditions
Bipolar Disorder, Depression, Bipolar
Interventions
Ziprasidone, Placebo
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years and older
Enrollment
298 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
60
States / cities
Chandler, Arizona • Litchfield Park, Arizona • Little Rock, Arkansas + 50 more
Source: ClinicalTrials.gov public record
Updated Mar 10, 2021 · Synced Oct 14, 2026, 4:32 AM EDT
Completed Phase 3 Interventional Results available

Study Of A Controlled Release Formulation Of Pregabalin In Fibromyalgia Patients

NCT01271933
View directory record Official record
Conditions
Fibromyalgia
Interventions
pregabalin, placebo
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years and older
Enrollment
441 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
30
States / cities
Orange, California • Santa Ana, California • Ocala, Florida + 27 more
Source: ClinicalTrials.gov public record
Updated Jan 22, 2021 · Synced Oct 14, 2026, 4:32 AM EDT
Completed Phase 4 Interventional Results available

GI-Reasons- A Trial Of GI Safety Of Celecoxib Compared With Non-Selective Nonsteroidal Antiinflammatory Drugs (NSAIDS)

NCT00373685
View directory record Official record
Conditions
Osteoarthritis
Interventions
Celecoxib, Any commercially available NSAID with the indication for osteoarthritis
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
55 Years to 99 Years
Enrollment
8,067 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
750
States / cities
Abbeville, Alabama • Alexander City, Alabama • Bay Minette, Alabama + 603 more
Source: ClinicalTrials.gov public record
Updated Mar 3, 2021 · Synced Oct 14, 2026, 4:32 AM EDT