Last update 24 May 2025

SSS59

Overview

Basic Info

Drug Type
Trispecific T-cell engager (TriTE)
Synonyms
SSS59
Target
CD28 x CD3 x MUC17
Action
inhibitors, stimulants
Mechanism
CD28 inhibitors(T-cell-specific surface glycoprotein CD28 inhibitors), CD3 stimulants(T cell surface glycoprotein CD3 stimulants), MUC17 inhibitors(mucin 17, cell surface associated inhibitors)
Therapeutic Areas
Neoplasms
Active Indication
Advanced cancer
Inactive Indication-
Originator Organization
Shenyang Sunshine Pharmaceuticals Co., Ltd.Shenyang Sunshine Pharmaceuticals Co., Ltd.
Active Organization
Shenyang Sunshine Pharmaceuticals Co., Ltd.Shenyang Sunshine Pharmaceuticals Co., Ltd.
Inactive Organization-
License Organization-
Drug Highest PhasePhase 1
First Approval Date-
Regulation-
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Related

1
Clinical Trials associated with SSS59
NCT06944444
/ RecruitingPhase 1
A Phase I Clinical Study of the Safety, Pharmacokinetics, and Antitumor Activity of SSS59 in Patients With Advanced Malignant Tumors
100 Clinical Results associated with SSS59
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100 Translational Medicine associated with SSS59
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100 Patents (Medical) associated with SSS59
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100 Deals associated with SSS59
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R&D Status

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IndicationHighest PhaseCountry/LocationOrganizationDate
Advanced cancerPhase 1
China
Shenyang Sunshine Pharmaceuticals Co., Ltd.Shenyang Sunshine Pharmaceuticals Co., Ltd.
25 Apr 2025
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date

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Clinical Trial

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Approval

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Biosimilar

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Competitive landscape of biosimilars in different countries/locations. Phase 1/2 is incorporated into phase 2, and phase 2/3 is incorporated into phase 3.

Regulation

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