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GSK958108

Phase 1

Premature Ejaculation | Small molecule | Other |GSK plc|Last Updated: Aug 1, 2017

Success Probability

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Trial Design

RandomizedDouble-BlindPLACEBO_CONTROLLED
Total Trials2
Total Enrollment54

FDA Designations

No designations recorded

Clinical trial landscape

GSK958108 · 2 trials · 1 indication

Phase 1 2
NCT00861484Proof of Mechanism in ELTPremature Ejaculation
COMPLETED33 Analytics
NCT00664365FTIH Study With GSK958108Premature Ejaculation
COMPLETED21 Analytics
PHASE1COMPLETED
Proof of Mechanism in ELT
Premature EjaculationUnlock trial analytics
PHASE1COMPLETED
FTIH Study With GSK958108
Premature EjaculationUnlock trial analytics

Study Endpoints

Primary Endpoints

Time to achieve ejaculation from the start of masturbation during audio-video erotic stimuli
50 minutes
Safety will be evaluated by adverse event monitoring, physical and neurological examination, pupil size, Eye assessment; 12-lead ECG, vital signs and laboratory parameters. These assessments will be conducted at several timepoints after each dosing.
Up to Day 19

Secondary Endpoints

Safety and tolerability measured as adverse events occurrence, vital signs variations, safety laboratory, eye assessments, ECG and physical examination
8 weeks
Blood concentration of GSK958108 at different timepoints
From predose to 30 hours post-dose
To assess the food effect on the pharmacokinetics of GSK958108 in healthy male volunteers
Up to Day 5
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Study Design & Arms

AllocationRANDOMIZED
MaskingQUADRUPLE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
GSK958108 3 mgEXPERIMENTALExperimental
Placebo of GSK958108PLACEBO_COMPARATORPlacebo
Subjects receiving GSK958108 + placebo in cohort 1EXPERIMENTALEligible subjects will receive GSK958108 with a starting dose of 1 milligram. The dose escalation will be continued up to 4 ascending doses. Subjects will also receive placebo. Each treatment period will be separated by at least 7 days washout period.
Subjects receiving GSK958108 + placebo in cohort 2EXPERIMENTALEligible subjects will start dosing once the cohort 1 has completed the treatment phase and the initial dose will be the same as top dose in Cohort1.The dose escalation will be continued up to 4 ascending doses. Subjects will also receive placebo. Each treatment period will be separated by at least 7 days washout period.

Interventions

NameTypeDescription
GSK958108DRUGCoated Tablets 1 mg
PlaceboDRUGCoated tablets
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Eligibility Criteria

Age Range18 Years to 50 Years
SexMALE
Healthy VolunteersNo
Study Sites1

Inclusion Criteria: * Heterosexual male subject with self-reported moderate or severe primary Premature ejaculation with ejaculation occurring on or before penetration, or shortly there after with minimal stimulation * Baseline Ejaculation Latency time \< 3 minutes * Subjects must agree to use a co...

Countries:ItalyUnited Kingdom
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Frequently asked questions about GSK958108

What is GSK958108 used for?

GSK958108 is an investigational small molecule being developed for the treatment of premature ejaculation. It is currently in Phase 1 clinical development and has not been approved by regulatory authorities.

Who makes GSK958108?

GSK958108 is being developed by GSK plc, a global pharmaceutical company traded on the New York Stock Exchange under the ticker symbol GSK.

What phase is GSK958108 in?

GSK958108 is in Phase 1 clinical development. Two Phase 1 trials have been completed, and the drug remains investigational, meaning it has not received regulatory approval.

What clinical trials is GSK958108 in?

GSK958108 has been studied in two completed Phase 1 trials. The first, NCT00664365, was a first-time-in-human study conducted in the United Kingdom with 21 participants. The second, NCT00861484, was a proof-of-mechanism study in Italy with 33 participants.

Is GSK958108 the same as any other drug?

No alternative names for GSK958108 have been disclosed. It is identified solely by its compound number in clinical trial registries and scientific literature.