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Completed Phase 1 Interventional

PRS-343 in HER2-Positive Solid Tumors

ClinicalTrials.gov ID: NCT03330561

Public ClinicalTrials.gov record NCT03330561. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Oct 23, 2026, 12:14 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase 1, Open-Label, Dose Escalation Study of PRS-343 in Patients With HER2-Positive Advanced or Metastatic Solid Tumors

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

A multi center, open-label, Phase 1 dose escalation study with expansion cohort is designed to determine the MTD, RP2D and dosing schedule of PRS-343 in patients with HER2+ advanced or metastatic solid tumors.

Study identification

NCT ID
NCT03330561
Recruitment status
Completed
Study type
Interventional
Phase
Phase 1
Lead sponsor
Pieris Pharmaceuticals, Inc.
Industry
Enrollment
85 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Sep 13, 2017 (Actual)
Primary completion
Dec 1, 2023 (Actual)
Completion
Dec 1, 2023 (Actual)
Last update posted
Apr 22, 2024

2017 – 2023

United States locations

U.S. sites
10
U.S. states
8
U.S. cities
9
Facility City State ZIP Site status
University of Arizona Cancer Center Tucson Arizona 85719 —
University of California Los Angeles (UCLA) Santa Monica California 90404 —
Georgetown University, Lombardi Comprehensive Cancer Center Washington D.C. District of Columbia 20007 —
Johns Hopkins University School of Medicine Baltimore Maryland 21287 —
Memorial Sloan Kettering Cancer Center New York New York 10065 —
University of Pittsburgh Medical Center (UPMC) Pittsburgh Pennsylvania 15213 —
Sarah Cannon Research Institute Nashville Tennessee 37203 —
M.D. Anderson Cancer Center Houston Texas 77030 —
NEXT Oncology San Antonio Texas 78229 —
START - South Texas Accelerated Research Therapeutics, LLC San Antonio Texas 78229 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03330561, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Apr 22, 2024 · Synced Oct 23, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT03330561 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →