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A dose-finding phase II study of TAS-108

A dose-finding phase II study of TAS-108

Status
Unknown
Phases
Phase 2
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT2080221712
Enrollment
Unknown
Registered
2012-02-20
Start date
2012-02-20
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Postmenopausal patients with breast cancer

Interventions

investigational material(s) Generic name etc : TAS-108 INN of investigational material : Therapeutic category code : 429 Other antitumor agents Dosage and Administration for Investigational material

Sponsors

Taiho Pharmaceutical Co., Ltd.
Lead Sponsor

Eligibility

Sex/Gender
Female

Inclusion criteria

Inclusion criteria: (1) Have a cytologically or histologically confirmed breast cancer as the primary lesion (2) Postmenopausal women 20 to 80 years of age who meet one of the following conditions: 1) Women 50 years of age or older and amenorrheic for at least 12 months 2) Women less than 50 years of age, amenorrheic for at least 12 months, and with both serum estradiol-17 beta (E2) and follicle-stimulating hormone (FSH) levels in the postmenopausal range of each institution* (patients with luteinizing hormone-releasing hormone (LH-RH) agonist-induced menopause will be excluded from this study) 3) Women less than 50 years of age, amenorrheic for at least 3 months by irradiation, and with both serum E2 and FSH levels in the postmenopausal range of each institution* *E2 and FSH tests are not required in patients who have undergone bilateral oophorectomy. (3) Have estrogen receptor (ER)-positive or progesterone receptor (PgR)-positive breast cancer (4) Have at least one measurable lesion the size of which has been measured within 4 weeks prior to enrollment

Exclusion criteria

Exclusion criteria:

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026