R&D Pipeline

R&D Pipeline (In-House)

As of January 2026

Product name
/ Generic name
/ Development code
Expected indications Category Development stage Development classification

Yselty
/ Linzagolix

Uterine fibroids GnRH receptor antagonist Launch
preparation
Kissei
Endometriosis Phase III Kissei
Cretostimogene grenadenorepvec
/ CG0070
Non-muscle-invasive bladder cancer in high-risk patients Oncolytic Viral Therapy Phase III In-licensed /
CG Oncology (U.S.)
Rovatirelin
/ KPS-0373
Spinocerebellar degeneration TRH receptor agonist Phase III
In-licensed /
Shionogi (Japan)
Matsupexole
/ KDT-3594
Parkinson's disease Dopamine receptor agonist Phase II Kissei
Olutasidenib Relapsed/refractory acute myeloid leukemia IDH1 inhibition Phase I In-licensed /
Rigel (U.S.)
KSP-0914 Graves' disease TSH receptor inhibition Phase I Kissei




R&D Pipeline (Out-Licensing)

As of January 2026

Generic name Expected indications Category Countries & Regions Development company Development stage
Linzagolix Uterine fibroids GnRH receptor antagonist Taiwan Synmosa Biopharma (Taiwan) Launch
preparation
3 countries* Theramex (U.K.) NDA
South Korea JW Pharmaceutical (South Korea) Phase III
Endometriosis Taiwan Synmosa Biopharma (Taiwan) NDA
3 countries* Theramex (U.K.) NDA
Silodosin Dysuria associated with benign prostatic hyperplasia Alpha 1A adrenergic receptor antagonist Vietnam Eisai (Japan) NDA

* Brazil, Republic of South Africa and Mexico