# AbbVie Announces Availability of ELAHERE® (mirvetuximab soravtansine) in Singapore for the Treatment of Platinum-Resistant Ovarian Cancer

- Link: https://www.thailand-business-news.com/pr-news/abbvie-announces-availability-of-elahere-mirvetuximab-soravtansine-in-singapore-for-the-treatment-of-platinum-resistant-ovarian-cancer
- Published: 2026-07-29T09:00:00+07:00
- Author: PR Newswire

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 ◦ _ELAHERE is the first and only antibody-drug conjugate (ADC) therapy approved
   specifically for patients with folate receptor alpha (FRα) positive,_ _platinum-
   resistant high grade serous epithelial ovarian cancer, fallopian tube or primary
   peritoneal cancer, who have received one to three prior systemic treatment regimens._
 ◦ _As monotherapy, ELAHERE demonstrated a 37% reduction in the risk of disease 
   progression or death versus prior standard chemotherapy, more than double the
   objective response rate and showed a meaningful improvement in overall survival__
   ^([1])_
 ◦ _The NCCN Guidelines recommend FRα testing for patients with ovarian cancer, 
   and suggest ELAHERE for those who are FRα-positive.__^([2])_

SINGAPORE, July 29, 2026 /PRNewswire/ — AbbVie today announced the availability 
of ELAHERE® (mirvetuximab soravtansine) in Singapore for the treatment of platinum-
resistant high grade serous epithelial ovarian cancer, fallopian tube or primary
peritoneal cancer.

ELAHERE is indicated as a monotherapy for the treatment of adult patients with folate
receptor alpha (FRα) positive, platinum-resistant high grade serous epithelial ovarian,
fallopian tube, or primary peritoneal cancer who have received one to three prior
systemic treatment regimens.

"Patients with platinum-resistant ovarian cancer have historically had a poor prognosis
with limited treatment options," said Associate Professor David Tan, Senior Consultant,
Department of Haematology-Oncology, National University Cancer Institute, Singapore(
NCIS). "Depending on their clinical profile and prior treatments, the availability
of a targeted therapy that can lead to improved survival outcome is certainly a 
welcome option for patients with FRα positive ovarian cancer."

"Biomarker testing, including for FRα status, can help inform treatment decisions
as targeted therapies become available for certain patient groups. In clinical practice,
such testing may be performed at diagnosis or at the point of disease progression,
depending on the patient’s condition and care plan," he added.

Ovarian cancer is a malignant tumour that arises from the ovaries and adjacent structures
such as the fallopian tubes or peritoneum.^([3]) It is known as the deadliest gynaecological
cancer because it is usually detected in its later stages of development and spread.
^([4]) First-line treatment for advanced ovarian cancer typically consists of surgery
and platinum-based chemotherapy,^([5]) but 70% of patients experience recurrence
after initial therapy, and resistance to platinum therapy accumulates with repeated
treatments.^([6])^(,)^([7]) As a result, about one in five patients relapse within
six months of platinum therapy, progressing to platinum-resistant ovarian cancer(
PROC).^([)^(5],)^([8]) These patients have limited treatment options,^([9]) and 
many are physically frail from prior therapies.^([10]) In addition to the physical
burden, patients may experience emotional distress due to social isolation and side
effects such as hair loss from prior treatments, which can negatively impact prognosis.
^([11],[12])

In Singapore, ovarian cancer is the 6th most common cancer and the 6th most common
cause of death from cancer in women (2019-2023). The age-standardised incidence 
rate for ovarian cancer increased from 10.8 per 100,000 in 1998-2002 to 12.2 per
100,000 in 2019-2023. The five-year (2019-2023) age-standardised relative survival
rate for ovarian cancer is 45.3%, much lower than other female cancers such as breast(
84.2%), uterus (73.3%) and cervix (62.4%).^([13])

"Ovarian cancer can be devastating, taking women away from precious moments with
their family, disrupting careers and the many other important contributions that
women make to society." said Rama V, ASEAN General Manager, AbbVie Pte Ltd. "The
availability of ELAHERE provides a much needed clinically meaningful option for 
patients who receive the distressing news their ovarian cancer has returned, fearing
what’s next in their treatment journey after they’ve developed platinum-resistance."

"We are pleased that this availability brings the innovative therapeutic benefits
of antibody-drug conjugate therapy to address a major unmet need for patients with
platinum-resistant ovarian cancer. AbbVie is developing innovative approaches based
on targeted therapy in ovarian cancer, a disease where early diagnosis and treatment
remain difficult. And we will continue our efforts to improve treatment outcomes
across all stages of ovarian cancer and to create a healthier tomorrow for women,"
said Kenneth Sim, ASEAN Medical Director, AbbVie Pte Ltd.

In approximately one third of people living with ovarian cancer, the folate-receptor
alpha (FRα) biomarker is highly expressed (≥75% of tumour cells with ≥2+ membrane
staining intensity). To determine biomarker status, patients can be tested with 
Roche’s VENTANA® FOLR1 (FOLR1-2.1) RxDx Assay at diagnosis or at the first sign 
of resistance to platinum-based chemotherapy. AbbVie collaborated with Roche Diagnostics
on the newly approved immunohistochemistry (IHC) companion diagnostic test to identify
patients who may be eligible for ELAHERE. 

The marketing authorisation of ELAHERE is supported by data from MIRASOL: a global,
Phase 3 open-label, randomised, controlled trial.

 ◦ Trial patients were 18 years of age or older with disease that had progressed
   while on or after one to three lines of previous therapy. Patient tumours had
   to express high levels of FRα ≥75% of tumour cells with ≥2+ membrane intensity),
   assessed using the VENTANA FOLR1 (FOLR1-2.1) RxDx Assay. The primary endpoint
   was investigator-assessed progression-free survival (PFS). Key secondary endpoints
   included objective response rate (ORR) and overall survival (OS).
 ◦ Results presented at the 2025 Society of Gynecologic Oncology Annual Meeting 
   on Women’s Cancer (SGO) demonstrated a 37% reduction in the risk of tumour progression
   or death in patients treated in the ELAHERE arm compared with the investigator’s
   choice (IC) chemotherapy arm, which represented an improvement in PFS [HR 0.63(
   95% CI: 0.51, 0.79; p<0.0001)].
 ◦ ELAHERE also demonstrated improvement in OS compared with IC chemotherapy, representing
   a 32% reduction in the risk of death in the ELAHERE arm in comparison to the 
   IC chemotherapy arm [HR 0.68 (95% CI: 0.54, 0.84; p=0.0004)].
 ◦ The most common adverse reactions with ELAHERE were blurred vision, nausea, diarrhea,
   fatigue, abdominal pain, keratopathy, dry eye, constipation, vomiting, decreased
   appetite, peripheral neuropathy, headache, asthenia, increased aspartate aminotransferase
   and arthralgia. The most commonly reported serious adverse reaction was pneumonitis.
 ◦ Data from the Phase 3 MIRASOL Trial were also published in the [_New England Journal of Medicine (NEJM)_](https://www.nejm.org/doi/full/10.1056/NEJMoa2309169).

**ABOUT the Phase 3 MIRASOL Trial**

MIRASOL is a global Phase 3 open-label, randomised, controlled trial that enrolled
453 patients to compare the efficacy and safety of mirvetuximab soravtansine with
the investigator’s choice of single-agent chemotherapy (weekly paclitaxel, pegylated
liposomal doxorubicin, or topotecan) in the treatment of platinum-resistant, high-
grade serous ovarian cancer whose tumours express high levels of FRα (≥75% of cells
with ≥2+ staining intensity), confirmed with a validated test. Participants had 
previously received one to three lines of prior therapy. The primary endpoint was
investigator-assessed progression-free survival (PFS). Key secondary endpoints included
objective response rate (ORR) and overall survival (OS).

More information can be found on [www.clinicaltrials.gov (NCT 04209855)](https://c212.net/c/link/?t=0&l=en&o=4256987-1&h=1995203441&u=https%3A%2F%2Fclinicaltrials.gov%2Fstudy%2FNCT04209855&a=www.clinicaltrials.gov+(NCT+04209855)).

**About** **ELAHERE (mirvetuximab soravtansine)**

ELAHERE (mirvetuximab soravtansine-gynx) is a first-in-class antibody-drug conjugate(
ADC) comprising a folate receptor alpha-binding antibody, cleavable linker, and 
the maytansinoid payload DM4, a potent tubulin inhibitor designed to kill the targeted
cancer cells.

**About VENTANA FOLR1 (FOLR1-2.1) RxDx Assay**

FOLR1 (FRα) is a folate receptor protein that is overexpressed in certain cancer
cells, including ovarian cancer, and serves as a biomarker for cancer diagnosis 
and targeted therapy as a companion diagnostic marker.

**About AbbVie**

AbbVie’s mission is to discover and deliver innovative medicines and solutions that
solve serious health issues today and address the medical challenges of tomorrow.
We strive to have a remarkable impact on people’s lives across several key therapeutic
areas including immunology, oncology, neuroscience and eye care – and products and
services in our Allergan Aesthetics portfolio. For more information about AbbVie,
please visit us at [www.abbvie.com](http://www.abbvie.com/). Follow @abbvie on [LinkedIn,](https://www.linkedin.com/company/abbvie/)
[Facebook](https://www.facebook.com/AbbVieGlobal/), [Instagram](https://www.instagram.com/abbvie/),
[X (formerly Twitter)](https://twitter.com/abbvie), and [YouTube.](https://www.youtube.com/user/AbbVie)

**AbbVie Forward-Looking Statements **

_Some statements in this news release are, or may be considered, forward-looking
statements for purposes of the Private Securities Litigation Reform Act of 1995.
The words "believe," "expect," "anticipate," "project" and similar expressions and
uses of future or conditional verbs, generally identify forward-looking statements.
AbbVie cautions that these forward-looking statements are subject to risks and uncertainties
that may cause actual results to differ materially from those expressed or implied
in the forward-looking statements. Such risks and uncertainties include, but are
not limited to, challenges to intellectual property, competition from other products,
difficulties inherent in the research and development process, adverse litigation
or government action, and changes to laws and regulations applicable to our industry.
Additional information about the economic, competitive, governmental, technological
and other factors that may affect AbbVie’s operations is set forth in Item 1A, "
Risk Factors," of AbbVie’s 2024 Annual Report on Form 10-K, which has been filed
with the Securities and Exchange Commission, as updated by its subsequent Quarterly
Reports on Form 10-Q. AbbVie undertakes no obligation, and specifically declines,
to release publicly any revisions to forward-looking statements as a result of subsequent
events or developments, except as required by law._ 

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^([1]) Van Gorp T, Moore KN, Konecny GE, et al. Phase 3 MIRASOL final overall survival analysis in folate receptor alpha–positive, platinum-resistant ovarian cancer. Presented at the Society of Gynecologic Oncology (SGO) Annual Meeting on Women’s Cancer, 2025

^([2]) Lheureux S, Braunstein M, Oza AM. Epithelial ovarian cancer: evolution of management in the era of precision medicine. CA Cancer J Clin. 2019;69:280-304

^([3]) World Ovarian Cancer Coalition. About Ovarian Cancer. What Is Ovarian Cancer?

 Available at [https://worldovariancancercoalition.org/about-ovarian-cancer/what-is-ovarian-cancer/](https://worldovariancancercoalition.org/about-ovarian-cancer/what-is-ovarian-cancer/) (accessed in Oct 2025)

^([4]) [Ovarian Cancer – What It Is, Signs/Symptoms, Diagnosis, Treatment – NUHS](https://www.nuhs.edu.sg/patient-care/find-a-condition/ovarian-cancer) (accessed in April 2026)

^([5]) Lheureux S, Braunstein M, Oza AM. Epithelial ovarian cancer: evolution of management in the era of precision medicine. CA Cancer J Clin. 2019;69:280-304.

^([6]) Richardson DL, Eskander RN, O’Malley DM. Advances in ovarian cancer care and unmet treatment needs for patients with platinum resistance: a narrative review. _JAMA Oncol._ 2023;9(6):851-859. doi:10.1001/jamaoncol.2023.0197

^([7]) Elyashiv O, Aleohin N, Migdan Z, Leytes S, Peled O, Tal, O, Levy T. The Poor Prognosis of Acquired Secondary Platinum Resistance in Ovarian Cancer Patients. _Cancers_ 2024, 16, 641. [https://doi.org/10.3390/cancers16030641](https://doi.org/10.3390/cancers16030641)

^([8]) Colombo N, Sessa C, du Bois A, et al. on behalf of the ESMO-ESGO Ovarian Cancer Consensus Conference Working Group. ESMO–ESGO consensus conference recommendations on ovarian cancer: pathology and molecular biology, early and advanced stages, borderline tumours and recurrent disease. _Ann Oncol_. 2019;30(5):672-705. doi:10.1093/annonc/mdz062

^([9]) El Bairi, Khalid, _et al._ New horizons for platinum-resistant ovarian cancer: insights from the 2023 American Society of Clinical Oncology (ASCO) and European Society for Medical Oncology (ESMO) Annual Meetings. _Int J Gynecol Cancer_ 2024;34:760–772.

^([10]) Eskander, Ramez N, _et al._ Overcoming the challenges of drug development in platinum-resistant ovarian cancer. _Frontiers in oncology_ 13 (2023): 1258228. doi: 10.3389/fonc.2023.1258228

^([11]) Susan K. Lutgendorf et al. Epithelial-Mesenchymal Transition Polarization in Ovarian Carcinomas From Patients With High Social Isolation. Cancer 2020;126:4407-4413

^([12]) Ovarian Cancer Australia. Managing Symptoms and Side Effects. Available at: [https://www.ovariancancer.net.au/managing-symptoms-and-side-effects](https://www.ovariancancer.net.au/managing-symptoms-and-side-effects) (Accessed in Nov 2025)

^([13]) Singapore Cancer Registry Annual Report 2023 (December 2025) Available at [singapore-cancer-registry-annual-report-2023.pdf](https://www.nrdo.gov.sg/docs/librariesprovider3/default-document-library/singapore-cancer-registry-annual-report-2023.pdf?sfvrsn=a4703e8e_2)

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**Contacts**:
Marianne I Ostrogorski, [marianne.ostrogorski@abbvie.com](https://www.thailand-business-news.com/pr-news/marianne.ostrogorski@abbvie.com),
+12242406336Yoosook Kim, [yoosook.kim@abbvie.com](https://www.thailand-business-news.com/pr-news/yoosook.kim@abbvie.com),
+82 (2) 3429-9296

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