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PR: Heidelberg Pharma: New Clinical Data on Lead ADC Candidate HDP-101 Presented at IMS 2024 Demonstrating Complete Remission in One Patient

·         Data from the study with the lead ADC candidate, HDP-101, show elimination of tumor cells in one patient

·         Clinical data from IMS will be presented in R&D webinar on 15 October at 17:00 CEST / 11:00 EDT

Ladenburg, Germany, 1 October 2024Heidelberg Pharma AG (FSE: HPHA), a clinical stage company developing innovative Antibody Drug Conjugates (ADCs), today announces that new clinical data from its lead Amanitin-based ADC candidate, HDP-101, were presented at the International Myeloma Society (IMS) Annual Meeting, held in Rio de Janeiro, Brazil on 27 September 2024.

HDP-101 is being evaluated in an ongoing Phase I/IIa clinical trial in the indication of relapsed or refractory multiple myeloma, a bone marrow cancer with a high unmet medical need. Clinical data from the fifth cohort demonstrated complete remission in one patient who had been heavily pre-treated. This patient showed an objective improvement (“partial response”) in the 2nd cycle of treatment and complete remission was confirmed after the 11th cycle.

In addition, several patients showed promising biological activity and an objective improvement demonstrating the potential of HDP-101 as a treatment option for patients with the disease.

Following the presentation at IMS, Heidelberg Pharma will host an R&D webinar on 15 October 2024 at 17:00 CEST/ 11:00 EDT, for investors, analysts, and media.

The R&D webinar will feature presentations by the Heidelberg Pharma management team, alongside Key Opinion Leaders (KOLs) in the myeloma field: Shambavi Richard, MD, Associate Professor Icahn School of Medicine at Mount Sinai Hospital, New York, USA and Robert Z. Orlowski, MD, PhD, (Ad Interim) Director of Myeloma, and Professor of Medicine in the Departments of Lymphoma/Myeloma and Experimental Therapeutics, University of Texas, Houston, Texas, and principal investigator at MD Anderson Cancer Center, Houston, Texas, USA.

Webinar participants will have the opportunity to submit questions in advance of the webinar or ask questions live during the event.

For further information on the R&D webinar, or to register your attendance, please use the link below:

https://lifescievents.com/event/heidelberg/

A live recording of the R&D webinar will be accessible via the press & investor section of the Company website.