Skip to content

A Phase 1 Study of FF-21101In / FF-21101Y

A Phase 1, Single Site, Open-label, Uncontrolled Study of FF-21101In / FF-21101Y in Patients with Solid Tumors that Relapsed or Metastasized after Standard Therapy

Status
Active, not recruiting
Phases
Phase 1
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT2080225141
Enrollment
12
Registered
2020-03-26
Start date
2020-03-23
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

Solid Tumors that Relapsed or Metastasized after Standard Therapy

Interventions

investigational material(s) Generic name etc : FF-21101In,FF-21101Y INN of investigational material : - Therapeutic category code : 43- Radioactive medicines Dosage and Administration for Investigatio

Sponsors

PDRadiopharma Inc.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: (1)Patients conforming to any of 1) to 3) below 1)Has ovarian carcinoma to which all of a) to c) below. a)Has any of histopathologically confirmed epithelial ovarian, fallopian tube, or primary peritoneal carcinoma. b)The possibility of ovarian borderline malignancy has been ruled out. c)Has platinum resistance with which relapse occurred in less than 6 months after completion of chemotherapy that included platinum. 2)Has biliary tract carcinoma to which all of a) to c) below. a)Has any of intrahepatic cholangiocarcinoma, extrahepatic cholangiocarcinoma, gallbladder carcinoma, or papillary carcinoma confirmed on CT, MRCP, or other testing. b)Surgically unresectable. c)Deemed unresponsive to or intolerant of regimens that included gemcitabine. 3)Has head and neck squamous cell carcinoma to which all of a) to c) below. a)Has histopathologically confirmed head and neck squamous cell carcinoma. b)The primary site is the maxillary sinus, oral cavity, epipharynx, oropharynx, hypopharynx, or larynx. c)Experienced relapse or metastasis after chemotherapy that included platinum or after treatment with nivolumab. (2)Had no more than 4 previous chemotherapy regimens. (3)Has at least one measurable lesion by CT or MRI according to RECIST v.1.1 (long axis >10 mm for tumors; short axis>15 mm for lymph node lesions). (4)Expected survival of>6 months.

Exclusion criteria

Exclusion criteria: (1)Had chemotherapy (including antibody therapy), surgery, or external radiation therapy within 4 weeks prior to FF-21101In administration. (2)Administered other investigational products within 12 weeks prior to FF-21101In administration. (3)Previously received internal radiation therapy. (4)Has a history of severe hypersensitivity to components of FF-21101In / FF-21101Y (5)Previously received external radiation therapy to any organ up to minimal tolerable dose (TD5/5, radiation dose that could cause no more than a 5% severe complication rate within 5 years of treatment).

Design outcomes

Primary

MeasureTime frame
safety pharmacokinetics other Safety:Adverse events Others:Tolerability, Dosimetry of FF-21101In and FF-21101Y.

Secondary

MeasureTime frame
efficacy Efficacy: Objective response rate (ORR)

Countries

Japan

Outcome results

None listed

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