Testing the use of the combination of selumetinib and olaparib or selumetinib alone targeted treatment for RAS pathway mutant recurrent or persistent ovarian and endometrial cancers


Currently Available for Patients

About This Study

EAY191-N4 is part of the ComboMATCH precision medicine initiative for people that have recurrent or persistent ovarian and endometrial cancers with a RAS pathway mutation. The ComboMATCH registration trial studies show how well treatment that is directed by genetic testing works in treating patients with solid tumors that have spread to nearby tissue or lymph nodes (locally advanced) or have spread to other places in the body (advanced) and have progressed on at least one line of standard systemic therapy or have no standard treatment option that has been shown to prolong overall survival.

EAY191-N4 will test if the drug selumetinib or the combination of selumetinib and the drug olaparib will help improve outcomes for patients whose cancer has RAS pathway genetic changes.

More information about this particular study is located on ClinicalTrials.gov 

 

Am I eligible for this study?

If you are over the age of 18 and have recurrent or persistent ovarian or endometrial cancer with a RAS pathway mutation, you may be able to participate. Your healthcare team is the best source for information about your treatment options, including cancer clinical trials. Be sure to take this information to your doctor to discuss your questions and concerns in general and specific to the EAY191-N4 study.

 

Are there other studies for which I might be eligible?

Please talk to your healthcare team to see if there are other clinical studies for which you may be a good fit.Click here if you would like to view a more detailed chart of other studies available.

 

Find a Study Location

Are you interested in joining the study? Find a participating location

 

Want more information?

Additional information for the EAY191-N4 study can be found in the Patient Study Brochure. Download the brochure here

 

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Frequently Asked Questions

Below, you can find FAQs about clinical research and this particular clinical trial.

The EAY191-N4 Study FAQ

If you are over the age of 18 and have recurrent or persistent ovarian or endometrial cancer with a RAS pathway mutation, you may be able to participate.
This study is being done to see if using the drug selumetinib or adding selumetinib to the drug olaparib for people with your type of cancer will help improve outcomes for patients whose cancer has RAS pathway genetic changes. Researchers want to know if selumetinib with olaparib is better than selumetinib alone.
If you decide to take part in this study, you will either get the drugs selumetinib and olaparib or you will get the drug selumetinib alone until your disease gets worse or you have unacceptable side effects. If you have been getting selumetinib alone and your disease gets worse, you can discuss with your doctor the option to crossover and get the combination of selumetinib and olaparib until your disease gets worse or you have unacceptable side effects.

There is currently no agreed upon approach for treating cancers with the genetic changes that you have, RAS pathway mutation. The usual approach for patients who are not in a study is treatment with either surgery, radiation, or with drugs. Sometimes combinations of these treatments are used. Your doctor can explain which treatment may be best for you. These treatments can reduce symptoms and may stop the tumor from growing for several months or more.


The usual approach for patients with recurrent ovarian cancer who are not in a study is treatment with single agent chemotherapy. FDA-approved medicines for recurrent ovarian cancer that is no longer responding to carboplatin include pegylated liposomal doxorubicin, topotecan or weekly paclitaxel. For patients with low grade serous ovarian cancer, hormonal regimens may also be used. None of these medicines have been shown to help patients with recurrent ovarian cancer live longer.


The usual approach for patients with recurrent endometrial cancer is platinum-based chemotherapy or hormonal therapy. In the second line, FDA-approved medicines for recurrent endometrial cancer include pembrolizumab and dostarlimab, which are immune check point inhibitors, for tumors that have a marker called microsatellite instability, or a combination of pembrolizumab and a medicine called lenvatinib for tumors that do not have that marker. These medicines have been shown to help patients with recurrent endometrial cancer live longer and should be considered before participating in this trial. For patients who get the usual approach for this cancer, about 18 out of 100 are free of cancer after 5 years.

If you choose to take part in this study, there is a risk that:

  • You may lose time at work or home and spend more time in the hospital or doctor’s office than usual. 
  • You may be asked sensitive or private questions which you normally do not discuss. 
  • The study approach may not be as good as the usual approach for your cancer. 
  • The study approach used on this trial may cause side effects. Your doctor will review all of the potential side effects with you. It is important to tell your doctor about any side effects during the study so that they may be treated and so that potential adjustments to the study drugs may be made.
There is limited evidence that selumetinib as a single agent may shrink or stabilize your tumor if you have low grade serous ovarian cancer. It has little or unknown activity in high grade serous ovarian cancer or endometrial cancer. It is not possible to know now if the combination of selumetinib and olaparib will lengthen the time before your cancer starts to grow compared to the usual approach. This study will help the study doctors learn things that will help people in the future.
After you finish your study treatment, your doctor and study team will continue to follow your condition for up to five years to assess survival. There will be at least one, and potentially several, follow up visits either in person or virtually to assess your well-being and watch you for side effects until treatment related side effects have resolved. Further visits may be scheduled depending on your recovery from side effects.
No. Taking part in this study is voluntary. You are free to choose to participate or not to participate. If you choose to participate in this study, you are able to leave the study at any time. If you decide not to take part in this study, your doctor will discuss other treatment options with you.
You and/or your insurance plan will need to pay for the costs of medical care you get as part of the study, just as you would if you were getting the usual care for your ovarian or endometrial cancer. This includes:

  • the costs of tests, exams, procedures, and drugs that you get during the study to monitor your safety, and prevent and treat side effects. 
  • your insurance co-pays and deductibles. 


Talk to your insurance provider and make sure that you understand what your insurance pays for and what it doesn’t pay for if you take part in this clinical trial. Also, find out if you need approval from your plan before you can take part in the study. 


You will not be paid for taking part in this study.

Your privacy is very important to us and the researchers will make every effort to protect it. Your information may be given out if required by law. For example, certain states require doctors to report to health boards if they find a disease like tuberculosis. However, the researchers will do their best to make sure that any information that is released will not identify you. Some of your health information and/or information about your specimens from this study will be kept in a central database for research. Your name or contact information will not be put in the database.


There are organizations that may inspect your records. These organizations are required to make sure your information is kept private, unless required by law to provide information. Some of these organizations are:

  • The study sponsor and any company supporting the study now or in the future. This would include any organization helping the company with the study. 
  • The National Cancer Institute (NCI) Central Investigational Review Board (CIRB), which is a group of people who review the research with the goal of protecting the people who take part in the study. 
  • The Food and Drug Administration (FDA) and the groups it works with to review research. 
  • The NCI and the groups it works with to review research. 
  • The NCI’s National Clinical Trials Network and the groups it works with to conduct research, including NRG Oncology.

Clinical Studies FAQ

Doctors and researchers conduct a clinical study, also called a “clinical trial,” to find better ways to prevent, diagnose, or treat an illness. NRG Oncology is supported by the National Cancer Institute (NCI) and runs clinical studies specifically for patients with cancer or to prevent cancer. Most clinical studies test something we know against something we don’t know. In all situations, these studies are strictly evaluated before they are allowed to be offered to any patient. The study is designed to answer the question that we do not know the answer to, so that current and future patients may have better treatments or information than what we currently have. There are different types of clinical studies that might be available for patients. For more information see Types of Clinical Trials” and “Phases of Clinical Trials”.

Patients who volunteer to take part in a clinical study are followed closely by their health care professionals and members of the research team. For more information see Research Team Members”.

Yes. They are exactly the same thing.
The care cancer doctors provide to cancer patients today is the direct result of clinical studies (also known as clinical trials) that were done in the past. Clinical studies give doctors and the treatment team information about what types of treatments work and what treatments do not work, in a number of different situations. Some studies focus on treating the cancer, others on preventing the cancer, and others on helping patients feel better or healthier during or after treatments. When you take part in a clinical study, you add to our knowledge about cancer and it may help improve cancer care for future patients. Clinical studies are available to patients with many types of cancer and at all stages of treatment. In some situations, the only way to get these new treatments is by joining a clinical study.
A clinical study may take place in many locations, such as:

  • physician offices
  • hospitals
  • clinics


  • A study is typically led by a principal investigator who is a doctor or other advanced health care professional. A clinical study is carried out by following a very specific plan known as the “protocol”. The protocol is designed so all patients in the study are treated as well as possible and in the same way. The protocol also provides rules for the doctors and clinical study staff to follow to keep patients safe and make sure the study is run in an ethical manner.
    No, not at all. Participation in a clinical study is completely voluntary. For more information see “Deciding to Take Part in a Clinical Trial”. You are free to choose to participate or not to participate. If you choose to participate in a study, you may still decide to leave the study at any time. If you decide not to participate in a study, your doctor will discuss other treatment options with you. For more information see “Questions to Ask Your Doctor about Treatment Clinical Trials".

    If you decide not to take part in a clinical study, you still have other choices. Talk to your doctor about your other choices.For example:

    • You may choose to have the usual treatment approach (known as “standard of care”)
    • You may choose to take part or learn more about a different study, if one is available
    • You may choose not to be treated for cancer

    About NRG Oncology

    At NRG Oncology, we focus on conducting clinical studies aimed to improve current cancer care practices and the lives of cancer patients. NRG Oncology partners with more than 1,300 member sites world-wide to research ways to improve treatment standards in the cancer community. Our organization is supported primarily through grants from the National Cancer Institute (NCI) and is one of five research groups in the NCI's National Clinical Trial's Network.