GlaxoSmithKline

Open enrollment with an early-phase pipeline tilt

According to ClinicalTrials.gov-derived indexes, GlaxoSmithKline sits in the top decile of US sponsors by registered trial count (#17 of 15,742 sponsors by registered trial count).

1,345 total trials 50 currently recruiting 1130 completed early-phase tilt top decile by trial count

GlaxoSmithKline: 1,345 sponsored US clinical trials, 50 recruiting.

GlaxoSmithKline sponsors 1,345 registered US clinical trials on ClinicalTrials.gov, 50 of them currently recruiting, and 1,130 completed. 486 of these trials are in Phase 3-4 (later-stage) and 791 in Phase 1-2 (earlier-stage). The most-studied condition in this pipeline is Pulmonary Disease, Chronic Obstructive, with 30 trials.

Top-decile sponsor footprint

GlaxoSmithKline ranks in the top decile of sponsors by registered trial count (#17 of 15,742 sponsors by registered trial count). Volume at this scale usually reflects a long institutional pipeline, read phase tilt and therapeutic areas below before treating it as current-year activity.

Trial completion reliability score

C 66/100

1,130 of 1,249 decided trials (Completed vs. Terminated on ClinicalTrials.gov) reached their planned completion (90.5%), vs. national p10 68.4% / p90 100% among 1,234 sponsors with at least 10 decided trials. Still-open trials (Recruiting, Active-not-recruiting, Not-yet-recruiting) are excluded since they have not reached an outcome yet.

Open and recent trials

1,345 total, page 23 of 27

COMPLETED Phase 1

FLOVENT Hydrofluoroalkane (HFA) In 6-12 Month Old Subjects

NCT00370097

COMPLETED

HLA-B*5701 And Hypersensitivity To Abacavir

NCT00373945

COMPLETED Phase 1

A Study To Determine The Effect Of SB-480848 On Asthma

NCT00368576

COMPLETED Phase 3

Tykerb Evaluation After Chemotherapy (TEACH): Lapatinib Versus Placebo In Women With Early-Stage Breast Cancer

NCT00374322

TERMINATED

A Methodology Study To Look At Genes In Lung Cells And Tissue From Asthmatic Patients

NCT00331292

TERMINATED Phase 2

TRX4 Monoclonal Antibody in Type 1 Diabetes (T1 DM)

NCT00451321

COMPLETED Phase 1

A Study To Test The Effect Of GW786034 (Pazopanib) On P450 Enzymes

NCT00401583

COMPLETED Phase 3

Safety and Immunogenicity of GSK's Tdap Vaccine (Boostrix) in Adults Aged 19 to 64 Years

NCT00346073

COMPLETED Phase 3

Rosiglitazone (Extended Release Tablets) As Adjunctive Therapy In Subjects With Mild To Moderate Alzheimer's Disease

NCT00348140

COMPLETED NA

Rosiglitazone (Extended Release Tablets) As Adjunctive Therapy For Subjects With Mild To Moderate Alzheimer's Disease

NCT00348309

COMPLETED Phase 2

Pazopanib Plus Lapatinib Compared To Lapatinib Alone In Subjects With Advanced Or Metastatic Breast Cancer

NCT00347919

COMPLETED Phase 3

Intravenous And Oral Casopitant (GW679769) For The Prevention Of Chemotherapy Induced Nausea And Vomiting

NCT00366834

COMPLETED Phase 3

The COREG And Lisinopril Combination Therapy In Hypertensive Subjects (COSMOS) Trial

NCT00347360

COMPLETED Phase 4

Assessment Of Dutasteride (AVODART) In Extending The Time To Progression Of Low-Risk, Localized Prostate Cancer In Men

NCT00363311

COMPLETED Phase 2

A Phase II Study of GSK1363089 (Formerly XL880) for Papillary Renal-Cell Carcinoma (PRC)

NCT00726323

COMPLETED Phase 2

Open-Label Extension Assessing Long-Term Safety Of Rosiglitazone In Subjects With Mild To Moderate Alzheimer's Disease

NCT00381238

COMPLETED Phase 1

Dose Finding Study Of Oral Eltrombopag In Patients With Sarcoma Receiving Adriamycin And Ifosfamide

NCT00358540

COMPLETED Phase 3

Study of 2 Doses of HRV Vaccine Given Concomitantly or Separately With Routine Vaccinations in Healthy Infants in USA

NCT00334607

COMPLETED Phase 4

A Study Evaluating Vardenafil Compared to Placebo in Subjects With Erectile Dysfunction (ED) and Dyslipidemia

NCT00379756

COMPLETED Phase 3

Open-label Extension Study of the Phase 3 VRX-RET-E22-301 Double-Blind Trial

NCT00310375

COMPLETED Phase 3

Validation Of Preference Module Of Experience With Allergic Rhinitis Nasal Sprays Questionnaire (EARNS-Q)

NCT00346775

COMPLETED Phase 3

Conversion To Monotherapy With Lamictal Extended Release Tablets For Treatment Of Partial Epilepsy

NCT00355082

COMPLETED Phase 3

Treximet (Sumatriptan/Naproxen Sodium), Formerly Known as TREXIMA, for Menstrual Migraine in Women With Dysmenorrhea

NCT00329459

COMPLETED Phase 3

A Study of an Investigational Regimen Combining FDA Approved HIV Drugs in HIV-Infected Subjects

NCT00363142

COMPLETED Phase 3

Menstrual Migraine Treatment With TREXIMET (Formerly Known as TREXIMA)

NCT00329355

COMPLETED Phase 2

Evaluation of A Morning Dosing Of A New Medicine And Its Effects On Sleep At Bedtime In Subjects With Primary Insomnia

NCT00354809

COMPLETED Phase 1

Pazopanib (VOTRIENT) Plus Paclitaxel (TAXOL), Pazopanib Plus Paclitaxel (TAXOL) Plus Carboplatin (PARAPLATIN), and Pazopanib Plus Paclitaxel (TAXOL) Plus Lapatinib (TYKERB)

NCT00388076

COMPLETED Phase 1

Study Of Eltrombopag in Healthy Subjects and Volunteers With Mild, Moderate or Severe Hepatic Impairment

NCT00359463

COMPLETED Phase 2

A Trial of a Walter Reed Army Institute of Research (WRAIR) Live Attenuated Virus Tetravalent Dengue Vaccine in Healthy US Adults

NCT00239577

COMPLETED Phase 1

A Study To Investigate The Effects Of End Stage Renal Disease And Hemodialysis On The Pharmacokinetics Of Ropinirole

NCT00422994

COMPLETED Phase 3

Casopitant And ZOFRAN To Prevent Post Operative Nausea And Vomiting In Women

NCT00334152

COMPLETED

Post-marketing Safety Study of GSK Biologicals' Boostrix® Vaccine

NCT00297856

COMPLETED Phase 2

A Phase II, Open-Label Study Evaluating the Effect Of GW786034 In Subjects With Ovarian Cancer

NCT00281632

COMPLETED Phase 4

Chronic Obstructive Pulmonary Disease Endpoints Study

NCT00358358

COMPLETED Phase 3

Casopitant (Oral) And ZOFRAN To Prevent Postoperative Nausea And Vomiting In Women

NCT00326248

COMPLETED Phase 4

A Second Open-Label Extension of a Double-Blind, Parallel, Phase IV Study to Assess the Efficacy and Safety of Adjunctive Lovaza® (Formerly Known as Omacor®) Therapy in Hypertriglyceridemic Subjects Treated With Antara™

NCT00891293

COMPLETED Phase 3

Safety and Immunogenicity Study of Hib-MenCY-TT Vaccine Compared to Licensed Hib Conjugate Vaccine

NCT00289783

COMPLETED Phase 4

VALTREX(Valacyclovir) Once Daily for Viral Shedding In Subjects Newly Diagnosed With HSV-2

NCT00306293

TERMINATED Phase 1

Comparison Of Molecular Targets In Mild To Severe Asthmatics And Healthy Subjects

NCT00331058

COMPLETED Phase 3

Study to Evaluate the Efficacy of the Human Papillomavirus Vaccine in Healthy Adult Women of 26 Years of Age and Older

NCT00294047

COMPLETED Phase 3

Once-Daily Investigational Nasal Spray In Adults And Adolescents With Perennial Allergic Rhinitis (PAR)

NCT00289198

COMPLETED Phase 2

In-patient Study With GSK716155 In Patients With Type 2 Diabetes Mellitus

NCT00354536

COMPLETED Phase 3

RLS In Adults: Comparing Immediate Release Formulation With Extended Release Formulation Of Ropinirole

NCT00314860

COMPLETED Phase 4

US-licensed Combined Vaccine Against Tetanus & Diphtheria, Given With US-licensed Vaccine Against Meningococcal Disease

NCT00282295

COMPLETED Phase 1

Pharmacokinetic Profiles Of Amoxicillin 2000 mg And Clavulanate 125 mg In Adolescent Patients

NCT00354965

COMPLETED Phase 3

COREG MR Versus TOPROL-XL On The Lipid Profile Of Normolipidemic Or Mildly Dyslipidemic Patients With Hypertension

NCT00273052

COMPLETED Phase 2

Effects Of GW679769 On Sleep Onset And Maintenance And Next Day Functioning In Subjects With Primary Insomnia

NCT00280423

COMPLETED Phase 2

Weight Loss In Obese Subjects Taking Either GW869682 Or Placebo 3 Times Per Day For 12 Weeks

NCT00297180

COMPLETED Phase 1

Study In Patients With Type 2 Diabetes Who Are Taking Metformin And Sulfonylurea, Metformin And Insulin, Or Insulin

NCT00269061

COMPLETED Phase 2

GSK189075, GW869682 Or Placebo In Type 2 Diabetic Patients

NCT00291356

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Phase Distribution

PhaseTrial count
Phase 1 440
Phase 2 351
Phase 3 377
Phase 4 109

What is open in the GlaxoSmithKline pipeline

50 recruiting of 1,345 indexed (4% open); 1,130 completed (84%).

Phase mix: 486 late (III/IV) vs 791 early (I/II) (early-phase heavy).

Top condition: Pulmonary Disease, Chronic Obstructive (30 trials), 9 others listed.

How open-pipeline share is computed

Recruiting share is recruiting_count divided by trial_count for this sponsor in the public registry export. Status can change between pulls; treat the figure as a research-attention snapshot, not product availability.

GlaxoSmithKline: open-pipeline peers nationwide

Peers matched on 1,345 registered trials and 4% open enrollment, not the therapeutic-area sidebar.

GlaxoSmithKline sits at or above the median trial volume and at or above the median recruiting share among these 9 nationwide peers -- the two do not always move together. Source: ClinicalTrials.gov (2026-08-08 snapshot). 2×2 strategic matrix plotting 9 entities by Total trials (X) and Recruiting share (Y), with a crosshair dividing the plot into four quadrants. Higher volume & more openFocused & more openHigher volume, mostly closedSmaller & mostly closed 05001,0001,500 0%5%10%15% Total trials Recruiting share GlaxoSmithKlineEli Lilly and CompanyUniversity of MichiganNovartis PharmaceuticalsAstraZenecaStryker OrthopaedicsUS Oncology ResearchOtsuka Pharmaceutical Development & CommercializationTeva Branded Pharmaceutical Products R&D
GlaxoSmithKline sits at or above the median trial volume and at or above the median recruiting share among these 9 nationwide peers -- the two do not always move together. Source: ClinicalTrials.gov (2026-08-08 snapshot).

GlaxoSmithKline sits at or above the median trial volume and at or above the median recruiting share among these 9 nationwide peers -- the two do not always move together.

Sponsors near 1,345 trials (± recruiting share)

Sponsors near 4% open enrollment (± trial volume)

What to do with this GlaxoSmithKline page

1,345 registered trials is a research-attention snapshot, not an endorsement of GlaxoSmithKline or any single study.

Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.

Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. GlaxoSmithKline pipeline card: 1,345 registered trials from official public datasets. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.