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ClinicalTrials.gov public records Last synced Oct 14, 2026, 6:02 AM EDT

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Showing 121–144 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 Accepts healthy volunteers

Bioavailability Study of Pregabalin Extended Release Formulation With Various Release Rates in Healthy Volunteers

NCT02725112
View directory record Official record
Conditions
Healthy
Interventions
Pregabalin ER
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 20, 2021 · Synced Oct 14, 2026, 6:02 AM EDT
Completed Phase 3 Interventional Results available

Study of Pregabalin Versus Placebo in the Treatment of Nerve Pain Associated With HIV Neuropathy

NCT00232141
View directory record Official record
Conditions
HIV Infections, 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
302 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
41
States / cities
Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 29 more
Source: ClinicalTrials.gov public record
Updated Feb 9, 2021 · Synced Oct 14, 2026, 6:02 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Bioequivalence Study Comparing A New 10 Mg Atorvastatin Tablet To A 10 Mg Atorvastatin Commercial Tablet

NCT00917579
View directory record Official record
Conditions
Hypercholesterolemia
Interventions
Atorvastatin
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
76 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Mar 12, 2021 · Synced Oct 14, 2026, 6:02 AM EDT
Completed Phase 4 Interventional

Study Of Men With Mild To Moderate Erectile Dysfunction To Evaluate The Efficacy Of Viagra 8 Hours Post-Dose

NCT00143260
View directory record Official record
Conditions
Impotence
Interventions
Viagra (Sildenafil Citrate) 100 mg
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years to 70 Years · Male only
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
25
States / cities
Birmingham, Alabama • Homewood, Alabama • Hoover, Alabama + 22 more
Source: ClinicalTrials.gov public record
Updated Feb 1, 2021 · Synced Oct 14, 2026, 6:02 AM EDT
Completed Phase 1 Interventional

A Phase 1, Open-Label Study of Latanoprost Acid Plasma Concentrations in Pediatric and Adult Glaucoma Patients Treated With Latanoprost.

NCT00638742
View directory record Official record
Conditions
Glaucoma, Ocular Hypertension
Interventions
latanoprost
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
0 Years and older
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
6
States / cities
Artesia, California • Atlanta, Georgia • North Dartmouth, Massachusetts + 2 more
Source: ClinicalTrials.gov public record
Updated Feb 2, 2021 · Synced Oct 14, 2026, 6:02 AM EDT
Completed Phase 4 Interventional Results available

Assess the Efficacy and Safety of Sildenafil When Added to Bosentan in the Treatment of Pulmonary Arterial Hypertension

NCT00323297
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Bosentan, Placebo, Sildenafil Citrate
Drug · Other
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years and older
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2013
U.S. locations
6
States / cities
Los Angeles, California • Detroit, Michigan • Pittsburgh, Pennsylvania + 2 more
Source: ClinicalTrials.gov public record
Updated Feb 1, 2021 · Synced Oct 14, 2026, 6:02 AM EDT
Terminated No phase listed Observational Results available

Naturalistic Safety Registry Of Celecoxib (CELEBREX(R)) And NSAIDs In Juvenile Idiopathic Arthritis

NCT00688545
View directory record Official record
Conditions
Arthritis, Juvenile Rheumatoid
Interventions
Celecoxib, nsNSAIDs
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
2 Years to 17 Years
Enrollment
275 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
27
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Washington D.C., District of Columbia + 23 more
Source: ClinicalTrials.gov public record
Updated Feb 2, 2021 · Synced Oct 14, 2026, 6:02 AM EDT
Completed Phase 3 Interventional

A Study of Single-Dose Gabapentin in Subjects With Transient Insomnia Induced by a Sleep Phase Advance

NCT00666939
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
773 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
10
States / cities
San Diego, California • Ocala, Florida • Atlanta, Georgia + 6 more
Source: ClinicalTrials.gov public record
Updated Feb 2, 2021 · Synced Oct 14, 2026, 6:02 AM EDT
Completed Phase 4 Interventional

Safety of Pregabalin in the Treatment of Pain Due to Diabetic Peripheral Neuropathy

NCT00159731
View directory record Official record
Conditions
Diabetic Peripheral Neuropathy
Interventions
Pregabalin
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years and older
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
29
States / cities
Hot Springs, Arkansas • La Jolla, California • Torrance, California + 19 more
Source: ClinicalTrials.gov public record
Updated Jan 22, 2021 · Synced Oct 14, 2026, 6:02 AM EDT
Completed Phase 3 Interventional Results available

A Six-Week Study Evaluating The Efficacy And Safety Of Geodon In Patients With A Diagnosis Of Bipolar I Depression

NCT00141271
View directory record Official record
Conditions
Bipolar Disorder
Interventions
Geodon (Ziprasidone), Placebo
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years and older
Enrollment
536 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
72
States / cities
Birmingham, Alabama • Dana Point, California • La Mesa, California + 60 more
Source: ClinicalTrials.gov public record
Updated Mar 25, 2021 · Synced Oct 14, 2026, 6:02 AM EDT
Completed Phase 4 Interventional

Detrol LA In Men With Overactive Bladder.

NCT00282932
View directory record Official record
Conditions
Overactive Bladder (OAB)
Interventions
Detrol LA
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
40 Years and older · Male only
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
11
States / cities
Anaheim, California • La Mesa, California • Aurora, Colorado + 8 more
Source: ClinicalTrials.gov public record
Updated Jan 27, 2021 · Synced Oct 14, 2026, 6:02 AM EDT
Completed Phase 3 Interventional

A Study of the Efficacy and Safety of Pregabalin for the Treatment of Fibromyalgia

NCT00645398
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
751 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2005
U.S. locations
102
States / cities
Birmingham, Alabama • Huntsville, Alabama • Paradise Valley, Arizona + 81 more
Source: ClinicalTrials.gov public record
Updated Jan 25, 2021 · Synced Oct 14, 2026, 6:02 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

An Investigation Of The Absorption And Pharmacokinetics Of A Single Dose Of A Controlled Release (CR) Pregabalin Tablet Following Various Sized Lunches As Compared To A Single Dose Of The Immediate Release (IR) Pregabalin Capsule In Healthy Volunteers

NCT01270815
View directory record Official record
Conditions
Healthy
Interventions
Pregabalin controlled release, 330 mg, 400 to 500 calories, Pregabalin controlled release, 330 mg, 600 to 750 calories, Pregabalin controlled release, 330 mg, 800 to 1000 calories, Pregabalin immediate release, 300 mg
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Jan 22, 2021 · Synced Oct 14, 2026, 6:02 AM EDT
Terminated Phase 4 Interventional Results available

Effects of Oral Sildenafil on Mortality in Adults With PAH

NCT02060487
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 to 74 Years
Enrollment
385 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2021
U.S. locations
11
States / cities
Atlanta, Georgia • Grand Rapids, Michigan • Wooster, Ohio + 2 more
Source: ClinicalTrials.gov public record
Updated May 13, 2022 · Synced Oct 14, 2026, 6:02 AM EDT
Completed Phase 3 Interventional

Study to Assess the Longterm Safety of Sildenafil Citrate in Patients With Pulmonary Arterial Hypertension

NCT00159887
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
18 Years and older
Enrollment
260 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2007
U.S. locations
24
States / cities
Birmingham, Alabama • La Jolla, California • Los Angeles, California + 13 more
Source: ClinicalTrials.gov public record
Updated Feb 1, 2021 · Synced Oct 14, 2026, 6:02 AM EDT
Completed Phase 3 Interventional Results available

A Comparison Of Outcomes In Patients In New York Heart Association (NYHA) Class II Heart Failure When Treated With Eplerenone Or Placebo In Addition To Standard Heart Failure Medicines

NCT00232180
View directory record Official record
Conditions
Heart Failure
Interventions
Eplerenone
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
55 Years and older
Enrollment
2,743 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
51
States / cities
Phoenix, Arizona • Loma Linda, California • Merced, California + 37 more
Source: ClinicalTrials.gov public record
Updated Dec 22, 2020 · Synced Oct 14, 2026, 6:02 AM EDT
Completed Phase 3 Interventional Results available

Atorvastatin Three Year Pediatric Study

NCT00827606
View directory record Official record
Conditions
Familial Hypercholesterolemia
Interventions
atorvastatin
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
6 Years to 15 Years
Enrollment
272 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
7
States / cities
Phoenix, Arizona • Washington D.C., District of Columbia • Gainesville, Florida + 3 more
Source: ClinicalTrials.gov public record
Updated Feb 21, 2021 · Synced Oct 14, 2026, 6:02 AM EDT
Completed Phase 3 Interventional Results available

Open-Label Extension Study Of Safety And Tolerability Of Pregabalin In Pediatric Patients With Partial-Onset Seizures

NCT00448916
View directory record Official record
Conditions
Epilepsies, Partial
Interventions
Pregabalin
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
1 Month to 16 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
16
States / cities
Mobile, Alabama • Phoenix, Arizona • Jonesboro, Arkansas + 9 more
Source: ClinicalTrials.gov public record
Updated Jan 25, 2021 · Synced Oct 14, 2026, 6:02 AM EDT
Terminated Phase 3 Interventional Results available

Extension Study Evaluating The Safety And Tolerability Of Flexible Doses Of Oral Ziprasidone In Children And Adolescents With Bipolar I Disorder

NCT03768726
View directory record Official record
Conditions
Bipolar Disorder
Interventions
Ziprasidone, Placebo
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
10 Years to 17 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
9
States / cities
Orange City, Florida • Fayetteville, Georgia • Smyrna, Georgia + 6 more
Source: ClinicalTrials.gov public record
Updated Jun 16, 2021 · Synced Oct 14, 2026, 6:02 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Safety, Tolerability, and Pharmacokinetic Study of Pregabalin in Pediatric Patients With Partial Onset Seizures

NCT00437281
View directory record Official record
Conditions
Epilepsies, Partial
Interventions
Placebo, Pregabalin
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
1 Month to 16 Years
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
15
States / cities
Mobile, Alabama • Phoenix, Arizona • Jonesboro, Arkansas + 10 more
Source: ClinicalTrials.gov public record
Updated Feb 11, 2021 · Synced Oct 14, 2026, 6:02 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Comparison of Small Bowel Lesions Associated With Celecoxib Versus Ibuprofen Plus Omeprazole

NCT00640809
View directory record Official record
Conditions
Bowel Diseases, Inflammatory
Interventions
Celecoxib, Placebo, Ibuprofen plus Omeprazole
Drug · Other
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years to 70 Years
Enrollment
408 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2004
U.S. locations
12
States / cities
Scottsdale, Arizona • La Jolla, California • Los Angeles, California + 8 more
Source: ClinicalTrials.gov public record
Updated Feb 2, 2021 · Synced Oct 14, 2026, 6:02 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Bioavailability of 3 Sildenafil Oral Disintegrating Tablet Formulations Compared to the Standard Oral Tablet

NCT00950404
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Viagra 50 mg tablet, Formulation B ODT tablet 50 mg, Formulation C ODT tablet 50 mg, Formulation D ODT tablet 50 mg
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 1, 2021 · Synced Oct 14, 2026, 6:02 AM EDT
Terminated Phase 3 Interventional Results available

Trial In Pediatric Patients With Familial Adenomatous Polyposis (FAP)

NCT00585312
View directory record Official record
Conditions
Adenomatous Polyposis Coli
Interventions
Celecoxib, Placebo
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
10 Years to 17 Years
Enrollment
106 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2013
U.S. locations
23
States / cities
Chicago, Illinois • Ann Arbor, Michigan • Omaha, Nebraska + 16 more
Source: ClinicalTrials.gov public record
Updated Feb 21, 2021 · Synced Oct 14, 2026, 6:02 AM EDT
Completed Phase 4 Interventional

A Multicenter, Double-blind Study to Evaluate the Effect of Pretreatment With a Daily Dose of Sildenafil on the As-Needed Efficacy of Viagra in Men With Erectile Dysfunction and Type 2 Diabetes

NCT00645268
View directory record Official record
Conditions
Erectile Dysfunction, Diabetes Mellitus, Type 2
Interventions
sildenafil, placebo
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
35 Years to 70 Years · Male only
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2004
U.S. locations
28
States / cities
Huntsville, Alabama • Phoenix, Arizona • Beverly Hills, California + 21 more
Source: ClinicalTrials.gov public record
Updated Feb 1, 2021 · Synced Oct 14, 2026, 6:02 AM EDT