Our grouping. This page groups the registry's lead sponsor names by company — our grouping, not the registry's. It can be wrong or incomplete: an acquired company whose name never mentions its owner may be missing. Use “Something wrong?” under any name below to correct it.
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SK Biopharmaceuticals clinical trials
Part of SK Inc., which holds 64.02% as of 2025-12-31. Source
The registry lists 43 studies whose lead sponsor is SK Biopharmaceuticals or one of 1 company grouped under it. 2 are recruiting or about to start. Per ClinicalTrials.gov, last updated Oct 16, 2026.
Keep track of what changes. Save the SK Biopharmaceuticals studies recruiting or about to start, and get an email each week — studies that open, close, add sites or post results.
Watch these studiesRegistry sponsor names on this page
Each name exactly as ClinicalTrials.gov lists it, and how it relates to SK Biopharmaceuticals.
- SK Life Science, Inc.43 studies →Subsidiary
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Focus areas
Conditions SK Biopharmaceuticals leads ten or more studies in, by study count. A broader condition is left out when almost all its studies are already in a narrower one listed here.
Studies
Recruiting first, then most recently updated. Showing 43 of 43.
- SKL35501 With SKL35502 Imaging in Adults With NTSR1 Positive Advanced Solid TumorsRecruitingNCT07812805Phase 1
Sponsor listed in the registry: SK Life Science, Inc.
- Investigate Efficacy and Safety of Carisbamate as Adjunctive Treatment for Seizures Associated With LGS in Children and AdultsRecruitingNCT05219617Phase 3
Sponsor listed in the registry: SK Life Science, Inc.
- Safety and Efficacy Study of Cenobamate in Pediatric Subjects 2-17 Years of Age With Partial-onset (Focal) SeizuresCompletedNCT05067634Phase 3
Sponsor listed in the registry: SK Life Science, Inc.
- Open-label Study of Cenobamate Monotherapy in Adult Subjects With Newly Diagnosed or Recurrent Partial-Onset EpilepsyActive, not recruitingNCT06453213Phase 4
Sponsor listed in the registry: SK Life Science, Inc.
- Randomized, Double-Blind Study to Evaluate Efficacy and Safety of Cenobamate Adjunctive Therapy in PGTC SeizuresCompletedNCT03678753Phase 3
Sponsor listed in the registry: SK Life Science, Inc.
- Cenobamate Open-Label Extension Study for YKP3089C025CompletedNCT03961568Phase 3
Sponsor listed in the registry: SK Life Science, Inc.
- Randomized, Double-blind Study to Evaluate Efficacy and Safety of Cenobamate Adjunctive Therapy in POSCompletedNCT04557085Phase 3
Sponsor listed in the registry: SK Life Science, Inc.
- Dose-Escalation Study of Cenobamate (YKP3089) in Pediatric Subjects With Partial-Onset SeizuresCompletedNCT04903314Phase 1
Sponsor listed in the registry: SK Life Science, Inc.
- A Double-Blind, Randomized, Placebo-Controlled, Phase 2 Trial of YKP3089 as Adjunctive Therapy in Subjects With Partial Onset SeizuresCompletedNCT01866111Phase 2
Sponsor listed in the registry: SK Life Science, Inc.
- Safety, Tolerability, PK/PD & Preliminary Efficacy of SKL27969 in Advanced Solid Tumors PatientsTerminatedNCT05388435Phase 1/2
Sponsor listed in the registry: SK Life Science, Inc.
- A Study of the Abuse Liability Potential of Cenobamate in Recreational Drug UsersCompletedNCT03509285Phase 1
Sponsor listed in the registry: SK Life Science, Inc.
- A Randomized, Open-label, Three-way Crossover Study to Evaluate the Relative Bioavailability of 200 Mg Cenobamate Administered OrallyCompletedNCT05572255Phase 1
Sponsor listed in the registry: SK Life Science, Inc.
- Assess the Influence of Cenobamate on the PK of Cytochrome P450 (CYP) Probe Drugs As a Means of Predicting Drug-drug InteractionsCompletedNCT03234699Phase 1
Sponsor listed in the registry: SK Life Science, Inc.
- Bioavailability and Food Effect Study of Cenobamate as an Oral Suspension and TabletCompletedNCT04690751Phase 1
Sponsor listed in the registry: SK Life Science, Inc.
- Safety and Pharmacokinetic Study of YKP3089 as Adjunctive Therapy in Subjects With Partial Onset SeizuresCompletedNCT02535091Phase 3
Sponsor listed in the registry: SK Life Science, Inc.
- Carisbamate Safety Study in Adult and Pediatric Subjects With Lennox-Gastaut SyndromeCompletedNCT04062981Phase 1
Sponsor listed in the registry: SK Life Science, Inc.
- Safety Study of Cenobamate in Subjects With Normal Hepatic Function and Subjects With Severe Hepatic ImpairmentCompletedNCT04791553Phase 1
Sponsor listed in the registry: SK Life Science, Inc.
- Single-Dose Escalation Study Followed by a Multiple-Dose Escalation Study of SKL24741 in Healthy SubjectsCompletedNCT04505397Phase 1
Sponsor listed in the registry: SK Life Science, Inc.
- Carisbamate in Adult & Pediatric Subjects With Lennox-Gastaut SyndromeCompletedNCT03731715Phase 1
Sponsor listed in the registry: SK Life Science, Inc.
- Efficacy and Safety of YKP3089 in Subjects With Treatment Resistant Partial Onset SeizuresCompletedNCT01397968Phase 2
Sponsor listed in the registry: SK Life Science, Inc.
- Cenobamate Expanded Access Program (EAP)Approved for marketingNCT04513860
Sponsor listed in the registry: SK Life Science, Inc.
- Bioavailability and Food Effect Study of 3 Types of CarisbamateCompletedNCT04520360Phase 1
Sponsor listed in the registry: SK Life Science, Inc.
- An Effectiveness and Safety Study With RWJ-333369 (Carisbamate) for the Study of Postherpetic Neuralgia (PHN).CompletedNCT00492323Phase 2
Sponsor listed in the registry: SK Life Science, Inc.
- Study for Safety and Effectiveness of RWJ-333369 (Carsibamate) for the Treatment of Diabetic Peripheral Neuropathy (DPN).CompletedNCT00501202Phase 2
Sponsor listed in the registry: SK Life Science, Inc.
- A Safety, Tolerability, PK and PD Study of Multiple Oral Doses of SKL15508 in Subjects With Stable SchizophreniaCompletedNCT02205099Phase 1/2
Sponsor listed in the registry: SK Life Science, Inc.
- A Phase 2, Multicenter, Randomized, Double-blind, Placebo Controlled Study for the Pain of Diabetic Peripheral NeuropathyCompletedNCT01521598Phase 2
Sponsor listed in the registry: SK Life Science, Inc.
- A Multicenter, Double-Blind, Randomized, Placebo-Controlled, 12-Week, Dose-Range-Finding Trial of YKP10811 Capsules Administered Once Daily to Subjects With Chronic Idiopathic ConstipationCompletedNCT01989234Phase 2
Sponsor listed in the registry: SK Life Science, Inc.
- A Phase 2 Study to Evaluate Pharmacodynamics of YKP10811 in Patients With Chronic or Functional ConstipationCompletedNCT01523184Phase 2
Sponsor listed in the registry: SK Life Science, Inc.
- Efficacy of YKP3089 in Patients With Photosensitive EpilepsyCompletedNCT00616148Phase 2
Sponsor listed in the registry: SK Life Science, Inc.
- An Open-Label Extension Study of the Safety and Tolerability of Carisbamate as Add-On Therapy in Patients With Partial Onset SeizuresCompletedNCT00744731Phase 3
Sponsor listed in the registry: SK Life Science, Inc.
- An Open-Label Extension Study to Evaluate the Safety and Tolerability of RWJ 333369 as Adjunctive Therapy in Patients 16 Years and Older With Partial Onset Seizures.CompletedNCT00991757Phase 3
Sponsor listed in the registry: SK Life Science, Inc.
- Carisbamate Retention Study (CaReS): Comparative Study on the Long Term Effectiveness, Safety and Tolerability of Carisbamate Compared to Two Other Frequently Prescribed Anti-epileptic Drugs (AEDs) in Patients With Epilepsy.TerminatedNCT00563459Phase 3
Sponsor listed in the registry: SK Life Science, Inc.
- An Open-Label Extension Study of the Effectiveness and Safety of the Investigational Compound RWJ-333369 in Patients With EpilepsyCompletedNCT00210522Phase 2
Sponsor listed in the registry: SK Life Science, Inc.
- A Study of the Effectiveness, Safety, and Tolerability of Carisbamate as Add-On Therapy in Patients With Partial Onset Seizures.CompletedNCT00740623Phase 3
Sponsor listed in the registry: SK Life Science, Inc.
- An Open-Label Extension Study to Evaluate the Safety and Effectiveness of RWJ 333369 in Patients With EpilepsyCompletedNCT00210652Phase 2
Sponsor listed in the registry: SK Life Science, Inc.
- A Proof of Concept Study of the Effectiveness of Carisbamate in the Treatment of Essential TremorCompletedNCT00524056Phase 2
Sponsor listed in the registry: SK Life Science, Inc.
- An Efficacy and Safety Study of Carisbamate in the Treatment of Nerve Pain in DiabeticsCompletedNCT00870454Phase 2
Sponsor listed in the registry: SK Life Science, Inc.
- Effectiveness and Safety Study for RWJ-333369 as Adjunctive Therapy in Korean and Japanese Patients With Partial Onset SeizuresTerminatedNCT00697762Phase 3
Sponsor listed in the registry: SK Life Science, Inc.
- Long Term Effectiveness and Safety Study for RWJ-333369 as Adjunctive Therapy in Korean and Japanese Patients With Partial Onset SeizuresCompletedNCT00697918Phase 3
Sponsor listed in the registry: SK Life Science, Inc.
- Safety and Efficacy of 333369 in the Treatment of Partial EpilepsyCompletedNCT00228969Phase 2
Sponsor listed in the registry: SK Life Science, Inc.
- A Study of the Efficacy of RWJ-333369 in the Prevention of MigraineCompletedNCT00109083Phase 2
Sponsor listed in the registry: SK Life Science, Inc.
- A Study of the Efficacy and Safety of RWJ-333369 as add-on Therapy in the Treatment of Partial Onset Seizures.CompletedNCT00425282Phase 3
Sponsor listed in the registry: SK Life Science, Inc.
- A Study of the Efficacy and Safety of RWJ-333369 as add-on Therapy in the Treatment of Partial Onset Seizures.CompletedNCT00433667Phase 3
Sponsor listed in the registry: SK Life Science, Inc.