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Assess Safety, Tolerability, Pharmacokinetics, and Preliminary Efficacy of BAT8009

B

Bio-Thera Solutions

Status and phase

Enrolling
Phase 1

Conditions

Locally Advanced/Metastatic Solid Tumours

Treatments

Drug: BAT8009 for Injection

Study type

Interventional

Funder types

Industry

Identifiers

NCT05405621
BAT-8009-001-CR

Details and patient eligibility

About

Primary objectives:

  • To evaluate the safety and tolerability of BAT8009 in patients with advanced solid tumours.
  • To determine the maximum tolerated dose (MTD) and recommended dose for Phase 2 (RP2D).

Full description

This is a first-in-human (FIH), multicentre, open-label, Phase 1 dose escalation and dose expansion study of BAT8009 (a B7H3-targeting antibody-drug conjugate) in patients with advanced solid tumours.

Enrollment

48 estimated patients

Sex

All

Ages

18 to 75 years old

Volunteers

No Healthy Volunteers

Inclusion criteria

  1. Able to give voluntary informed consent and understand the study and are willing to follow and complete all the study required procedures.
  2. Aged ≥ 18 years and ≤ 75 years.
  3. Life expectancy ≥ 3 months.
  4. ECOG performance status ≤ 1.
  5. Histologically/cytologically confirmed, locally advanced unresectable or metastatic solid tumours that are refractory to standard therapy.
  6. Has measurable or evaluable disease per RECIST v1.1.
  7. Adequate haematological, liver, kidney, cardiac and coagulation function.
  8. Is willing to provide pre-existing diagnostic or resected tumour samples (if available).
  9. Female patients must: Be of non-child-bearing potential; Male patients must: be willing not to donate sperm.
  10. Must agree to adhere to the current state and national advice regarding minimising exposure to COVID-19 from the first Screening visit until the end of study (28-day Safety Follow-up Visit).

Exclusion criteria

  1. Females who are pregnant or nursing.
  2. Receiving concurrent anticancer therapy or investigational therapy.
  3. Persisting AEs that are > Grade 1 from prior antitumour treatment as per CTCAE v5.0.
  4. Patients with primacy central nervous system (CNS) malignancy, symptomatic CNS metastases, meningeal metastases or leptomeningeal disease are not allowed.
  5. Had major surgery within 28 days of the Screening visit.
  6. History of autologous transplantation ≤ 3 months.
  7. History of severe infection deemed clinically significant by the PI or designee within 4 weeks.
  8. History of human immunodeficiency virus (HIV) infection.
  9. Active hepatitis B or C.
  10. History of a Grade 3 or Grade 4 allergic reaction to treatment with other antibodies.

Trial design

Primary purpose

Treatment

Allocation

Non-Randomized

Interventional model

Sequential Assignment

Masking

None (Open label)

48 participants in 8 patient groups

Cohort 1
Experimental group
Description:
Experimental: BAT8009 for Injection 0.6 mg/kg (frequency: Q3W)
Treatment:
Drug: BAT8009 for Injection
Cohort 2
Experimental group
Description:
Drug: BAT8009 for Injection 1.2 mg/kg (frequency: Q3W)
Treatment:
Drug: BAT8009 for Injection
Cohort 3
Experimental group
Description:
Drug: BAT8009 for Injection 2.4 mg/kg (frequency: Q3W)
Treatment:
Drug: BAT8009 for Injection
Cohort 4
Experimental group
Description:
Drug: BAT8009 for Injection 3.6mg/kg (frequency: Q3W)
Treatment:
Drug: BAT8009 for Injection
Cohort 5
Experimental group
Description:
Drug: BAT8009 for Injection 4.8mg/kg (frequency: Q3W)
Treatment:
Drug: BAT8009 for Injection
Cohort6
Experimental group
Description:
Drug: BAT8009 for Injection 6.0mg/kg (frequency: Q3W)
Treatment:
Drug: BAT8009 for Injection
Cohort 7
Experimental group
Description:
Drug: BAT8009 for Injection 7.2mg/kg (frequency: Q3W)
Treatment:
Drug: BAT8009 for Injection
Cohort 8
Experimental group
Description:
Drug: BAT8009 for Injection 8.4mg/kg (frequency: Q3W)
Treatment:
Drug: BAT8009 for Injection

Trial contacts and locations

1

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Central trial contact

Zhaohe Wang, Ph.D; Cailing Gu

Data sourced from clinicaltrials.gov

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