A Study of HLX18 vs. OPDIVO® in Multiple Resected Solid Tumors

Trial statusNot yet recruiting
Trial phasePhase 1
Trial typeInterventional
Biological sexAll
Age18-70
SponsorShanghai Henlius Biotech

About this trial

This is a multicenter, randomized, double-blind, parallel-controlled phase I clinical study to evaluate the similarity in PK profile, efficacy, safety and immunogenicity of HLX18 and OPDIVO® in patients with resected esophageal or gastroesophageal junction cancer (EC/GEJC), melanoma (MEL), or urothelial carcinoma (UC).

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Participants must have signed and dated an IRB/IEC approved written informed consent form.

Aged 18 to 70 years at the time of signing the ICF.

18 kg/m² ≤ BMI ≤ 30 kg/m² and 50 kg ≤ body weight ≤ 85 kg.

Histologically confirmed solid tumors (EC/GEJC, Melanoma, or UC) status post R0 resection.

Disqualifiers

History of illicit drug use or alcohol abuse within 12 months prior to randomization.

Tumor-specific exclusions: cervical esophageal cancer, Stage IV EC/GEJC, or ocular melanoma.

UC-specific surgical exclusions: status post partial cystectomy or partial nephrectomy.

EC/GEJC treatment violations: failure to receive mandatory preoperative concurrent CRT (mono-therapy is ineligible).

Trial design

Design model

Parallel

Treatments tested in this trial

  • HLX18

    Drug

    Participants will receive HLX18 (480 mg) on Day 1 of each 4-week cycle

  • OPDIVO®

    Drug

    Participants will receive OPDIVO® (480 mg) on Day 1 of each 4-week cycle

Treatment groups

174 Participants
are divided into 2 treatment groups
Group A: HLX18Experimental treatment 1 intervention
Group B: OPDIVO®Active comparator 1 intervention

Trial outcomes

Primary outcomes

1

AUC0-28d

Time frame
From time 0 to 28 days after the 1st dose(4 weeks)
2

AUCss

Time frame
From time 0 to 28 days after the 4th dose(16 weeks)

Secondary outcomes

1

maximum serum drug concentration (Cmax)

Time frame
up to 16 weeks
2

trough serum drug concentration (Ctrough)

Time frame
up to 16 weeks
3

maximum serum drug concentration at steady state (Cmax,ss)

Time frame
up to 16 weeks
4

trough serum drug concentration at steady state (Ctrough,ss)

Time frame
up to 16 weeks

Other outcomes

Locations

This trial has no locations.

Sponsors and contacts

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