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GSK2245035

Phase 2

Asthma | Small molecule | Respiratory |GSK plc|Trials Updated: Mar 26, 2021

GSK2245035 development status

Highest phase Phase 2
Registered trials 3 across 1 sponsor since May 2012

GSK2245035 target and mechanism

Molecular targetTLR7
Target classAgonist
ModalitySmall molecule

Also known as GSK2245035 Nasal Spray Solution

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindPLACEBO_CONTROLLED
Total Trials3
Total Enrollment96

FDA Designations

No designations recorded

GSK2245035 clinical trials

GSK2245035 · 3 trials · 3 indications

Phase 2 3
NCT02833974Effect of the GSK2245035 on the Allergen-induced Asthmatic ResponseAsthma
COMPLETED36 Analytics
NCT01788813To Investigate the Safety, Pharmacodynamics and Effect on Allergic Reactivity of the Toll-like Receptor 7 (TLR7) Agonist GSK2245035 in Subjects With Respiratory AllergiesMild Asthma and Allergic Rhinitis
COMPLETED42 Analytics
NCT01607372A Study to Investigate the Safety and Pharmacodynamics of Repeat Intranasal Administration of the TLR7 Agonist GSK2245035 in Subjects With Respiratory AllergiesAsthma and Rhinitis
COMPLETED18 Analytics
PHASE2COMPLETED
Effect of the GSK2245035 on the Allergen-induced Asthmatic Response
AsthmaUnlock trial analytics
PHASE2COMPLETED
To Investigate the Safety, Pharmacodynamics and Effect on Allergic Reactivity of the Toll-like Receptor 7 (TLR7) Agonist GSK2245035 in Subjects With Respiratory Allergies
Mild Asthma and Allergic RhinitisUnlock trial analytics
PHASE2COMPLETED
A Study to Investigate the Safety and Pharmacodynamics of Repeat Intranasal Administration of the TLR7 Agonist GSK2245035 in Subjects With Respiratory Allergies
Asthma and RhinitisUnlock trial analytics

Study Endpoints

Primary Endpoints

Late Asthmatic Response (LAR): Absolute Change From Saline in Minimum Forced Expiratory Volume in 1 Second (FEV1) Between 4-10 Hours Following Allergen Challenge One Week After Treatment
Week 9

FEV1 is a measure of lung function and is defined as the maximal amount of air that can be forcefully exhaled in one second. Participants were exposed to bronchial allergen challenge (BAC) at the one-week follow-up visit (one week after the eighth dose of the study treatment). Minimum FEV1 over 4-10 hours post-allergen challenge (minimum LAR) is the minimum value of all of the post-saline time points between 4 and 10 hours post-allergen challenge, inclusive of the 4 and 10 hours timepoints. Absolute change from saline in minimum FEV1 was calculated as the minimum FEV1 minus the saline FEV1 value. Per-Protocol Population comprises of all randomized participants who received at least one dose of study treatment and commence a BAC at follow-up and comply with the protocol.

LAR: Absolute Change From Saline in Weighted Mean FEV1 Between 4-10 Hours Following Allergen Challenge One Week After Treatment
Week 9

FEV1 is a measure of lung function and is defined as the maximal amount of air that can be forcefully exhaled in one second. Participants were exposed to BAC at the one-week follow-up visit (one week after the eighth dose of the study treatment). Weighted mean FEV1 over 4-10 hours post-allergen challenge includes all post-saline time points between 4 and 10 hours post-allergen challenge, inclusive of the 4 and 10 hours timepoints. The weighted mean FEV1 was derived by calculating the area under the curve, and dividing the value by the relevant time interval. Absolute change from saline at each time point was calculated as the highest allergen challenge FEV1 value minus the highest saline FEV1 value.

Safety assessed by number of subjects with adverse events
Up to 180 days
Safety assessed by measurement of body temperature
Up to 180 days

The measurement of body temperature with an automatic thermometer placed in the subject's mouth will be performed by the research unit staff when a subject is in the unit and by the individual when a subject is not in the unit

Safety assessed by lung function measurements
Up to 180 days

Spirometry will be performed at screening and Peak Expiratory Flow will be measured at all other planned time points

Safety assessed by measurement of clinical laboratory parameters
Up to 180 days

Hematology, clinical chemistry, urinalysis and additional parameters to be tested

Nasal examination for assessment of nasal tolerability
Up to 180 days

Visual examination of the nose will be done to assess the color of mucosa, degree of turbinate swelling, presence/description of any secretion, presence/absence of infection, post-nasal drip, crusting, signs of bleeding and any other signs of irritancy

Nasal symptoms monitoring for assessment of nasal tolerability
Up to 7 weeks (Dosing Visits 1 to 8)

Nasal tolerability will be assessed using a Visual analogue scale scoring system. Subjects will be asked to respond to various statements of a questionnaire by placing a small vertical mark on a horizontal line, 10 centimeters in length, with a statement placed at each end of the line. Nasal symptoms of rhinorrhea, blockage, itchiness, soreness or dryness and modification of the sense of taste/smell will be assessed

Measurement of TLR7-induced blood Pharmacodynamic (PD) biomarkers, including TLR7-induced cytokines
Up to 180 days (Screening Allergen Challenge Visit 2, Dosing Visits 1 and 8, Follow-up Allergen Challenge Visits

Blood samples will be collected to measure levels of TLR7-induced soluble biomarkers and/or allergic blood biomarkers, including but not limited to immunoglobulins

Measurement of TLR7-induced nasal PD biomarkers, including but not limited to Interferon gamma-induced protein 10 (IP-10) measurement in nasal fluid
Up to 180 days (Screening Allergen Challenge Visit 2, Dosing Visits 1 and 8, Follow-up Allergen Challenge Visits

During allergen challenge visits, nasal lavage samples will be collected from one nostril only; nasal filters will be inserted in the other nostril and will remain there for 5 minutes

Number of participants experiencing adverse events (AEs)
Up to 122 Days

An AE is any untoward medical occurrence in a patient or clinical investigation subject, temporally associated with the use of a medicinal product, whether or not considered related to the medicinal product.

Hematology parameters as a safety measure
Up to 112 Days

The hematology parameters included are platelet count, red blood cell (RBC) count, white blood cell (WBC) count, reticulocyte count, hemoglobin, hematocrit, mean corpuscular volume (MCV), mean corpuscular hemoglobin (MCH), mean corpuscular hemoglobin concentration (MCHC), neutrophils, lymphocytes, monocytes, eosinophils, basophils.

Clinical Chemistry parameters as a safety measure
Up to 112 Days

Clinical chemistry parameters included are blood urea nitrogen (BUN), creatinine, glucose, potassium, C-Reactive protein (CRP) potassium, chloride, total carbon dioxide, calcium, total and direct bilirubin, Aspartate transaminase (AST), Alanine transaminase (ALT), alkaline phosphatase, uric acid, protein and albumin

Urinalysis parameters as a safety measure
Up to 112 Days

Urinalysis parameters included are specific gravity, potential of hydrogen (pH), glucose, protein, blood and ketones by dipstick, microscopic examination (if blood or protein is abnormal)

Body temperature
Up to 112 Days
Systolic and diastolic blood pressure (BP)
Up to 112 Days
Pulse rate
Up to 112 Days
ECG parameters
Up to 112 Days

A 12 lead electrocardiogram (ECG) will be measured using an ECG machine that automatically calculates the heart rate and measures PR, QRS, QT, and QTc intervals.

Nasal examination
Up to 112 Days

Visual nasal examination will be conducted by a trained physician

Nasal symptoms assessment
Up to 23 Days

Nasal tolerability symptoms itching, discomfort, post-nasal drip, rhinorrhoea, obstruction will be assessed using a Visual analogue score system

Secondary Endpoints

Early Asthmatic Response (EAR): Absolute Change From Saline in Minimum FEV1 Between 0-2 Hours Following Allergen Challenge One Week After Treatment
Week 9
EAR: Absolute Change From Saline in Weighted Mean FEV1 Between 0-2 Hours Following Allergen Challenge One Week After Treatment.
Week 9
Number of Participants With Adverse Events (AEs) and Serious Adverse Events (SAEs)
Up to Week 20
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Study Design & Arms

AllocationRANDOMIZED
MaskingDOUBLE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
GSK2245035 20 ngEXPERIMENTALParticipants will receive 20 ng of GSK2245035 Nasal spray solution (1 spray=10 ng GSK2245035 per actuation per nostril) every week for the duration of 8 weeks administered using a metered Valois VP7 pump
PlaceboPLACEBO_COMPARATORParticipants will receive placebo Nasal spray solution (1 spray per nostril) every week for the duration of 8 weeks administered using a metered Valois VP7 pump
GSK2245035 ArmEXPERIMENTALSubjects participating prior to 2014 will receive i.n GSK2245035 80 ng once weekly for 8 weeks (each dose will be split between the two nostrils). Subjects participating in 2014 will receive i.n GSK2245035 20 ng once weekly for 8 weeks (each dose will be split between the two nostrils).
Placebo ArmPLACEBO_COMPARATORSubjects will receive i.n placebo once weekly for 8 weeks (each dose will be split between the two nostrils)
GSK2245035 - 40 ng or placeboEXPERIMENTALSubjects will receive GSK2245035 - 40 nanogram (ng) or placebo once per week for four treatment weeks. There will be washout period of 7 days between treatment periods. GSK medical monitor will review all available clinical and laboratory safety data and decide if subjects can proceed to the next scheduled dosing cohort.
GSK2245035 - 80 ng or placeboEXPERIMENTALSubjects will receive GSK2245035 - 80 ng or placebo once per week for four treatment weeks. There will be washout period of 7 days between treatment periods. GSK medical monitor will review all available clinical and laboratory safety data and decide if subjects can proceed to the next scheduled dosing cohort.
GSK2245035 - 120 ng or placeboEXPERIMENTALSubjects will receive GSK2245035 - 120 ng or placebo once per week for four treatment weeks. There will be washout period of 7 days between treatment periods. GSK medical monitor will review all available clinical and laboratory safety data and decide if subjects can proceed to the next scheduled dosing cohort.
GSK2245035 - 160 ng or placeboEXPERIMENTALSubjects will receive GSK2245035 - 160 ng or placebo once per week, for four treatment weeks. There will be washout period of 7 days between treatment periods.

Interventions

NameTypeDescription
GSK2245035 Nasal Spray SolutionDRUGGSK2245035 Nasal Spray Solution 0.2 microgram (mcg)/mL delivering 10 ng GSK2245035 per actuation. A solution formulation in saline, preserved with Benzalkonium Chloride and Disodium Edetate.
Placebo Nasal Spray SolutionDRUGNasal Spray Solution as for GSK2245035 without active ingredient.
GSK2245035DRUGNasal spray solution, to be given intranasal, 80 ng/20 ng once weekly for 8 weeks
PlaceboDRUGNasal Spray Solution, to be given intranasal, once weekly for 8 weeks
Type 1 amber glass bottleDEVICEfitted with a metered Valios VP7 pump
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Eligibility Criteria

Age Range18 Years to 65 Years
SexALL
Healthy VolunteersNo
Study Sites6

Inclusion Criteria * Between 18 and 65 years of age inclusive, at the time of signing the informed consent. * Diagnosis of asthma, as defined by the history of respiratory symptoms such as wheeze, shortness of breath, chest tightness and cough that vary over time and in intensity, together with var...

Countries:GermanyUnited KingdomCanada
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Frequently asked questions about GSK2245035

What is GSK2245035?

GSK2245035 is an investigational small molecule developed by GSK plc for respiratory conditions, including asthma, asthma and rhinitis, and mild asthma with allergic rhinitis. It is formulated as a nasal spray solution and is designed to act on the immune system through the Toll-like receptor 7 pathway. It remains in clinical development.

What is GSK2245035 used for in asthma?

GSK2245035 is being studied for asthma, including mild asthma and allergic rhinitis, as well as asthma with rhinitis. It is an investigational nasal spray, not an approved therapy, and its use in these conditions remains under clinical evaluation. No approved indication has been established.

What does GSK2245035 target?

GSK2245035 targets Toll-like receptor 7, or TLR7, and acts as an agonist at this receptor. TLR7 is part of the innate immune sensing system. By activating TLR7, the drug is intended to modulate immune responses relevant to allergic airway conditions such as asthma and rhinitis.

Who makes GSK2245035?

GSK2245035 is developed by GSK plc, which trades under the ticker GSK. GSK is the sponsor of the clinical program evaluating the drug in respiratory allergy and asthma indications. The compound is an investigational asset within GSK's respiratory pipeline.

What phase is GSK2245035 in?

GSK2245035 is in Phase 2 development. It is an investigational drug and has not been approved for any indication. The completed Phase 2 studies evaluated its safety, pharmacodynamics, and effects on allergic reactivity in participants with respiratory allergies and asthma.

What clinical trials is GSK2245035 in?

GSK2245035 has been studied in completed Phase 2 trials, including NCT02833974 in asthma, NCT01788813 in mild asthma and allergic rhinitis, and NCT01607372 in asthma and rhinitis. These trials enrolled adults and assessed safety, pharmacodynamics, and allergen-induced responses. No active trials are currently listed.

Is GSK2245035 the same as GSK2245035 Nasal Spray Solution?

Yes, GSK2245035 Nasal Spray Solution is another name for GSK2245035. It refers to the same investigational compound administered intranasally. The nasal spray formulation was used in the Phase 2 studies evaluating the drug in asthma and allergic rhinitis.