<?xml version="1.0" encoding="UTF-8"?><protocol_summary><protocol><id>15119</id><no>RC48G001-NCT04879329</no><status>Open</status><title>A Phase 2 Multi-Cohort, Open-Label, Multi-Center Clinical Study Evaluating the Efficacy and Safety of Disitamab Vedotin (RC48-ADC) Alone or in Combination with Pembrolizumab in Subjects with Locally-Advanced Unresectable or Metastatic Urothelial Carcinoma That Expresses HER2</title><secondary_protocol_no>RC48G001</secondary_protocol_no><nct_id>NCT04879329</nct_id><sponsor_type>Industrial</sponsor_type><age_group>Adult</age_group><treatment_type>Treatment</treatment_type><phase>II</phase><scope>Global</scope><disease_site>Urinary Bladder</disease_site><PI>Rapisuwon, Suthee</PI><institution>MedStar Health and GUMC; Medstar Washington Hospital Center</institution><oncology_group>Genito-urinary<DOWG_name>Oncology Group</DOWG_name></oncology_group><management_group>MHRI Washington Cancer Institute</management_group></protocol><sipVersion>2026.1.0 Build 16</sipVersion><copyright> &lt;a href="https://advarra.com" target="_blank"&gt;&amp;copy; 2026 Advarra, Inc.&lt;/a&gt; </copyright></protocol_summary>