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Tislelizumab, sold under the brand name Tevimbra among others, is an
anti-cancer medication Chemotherapy (often abbreviated chemo, sometimes CTX and CTx) is the type of cancer treatment that uses one or more anti-cancer drugs ( chemotherapeutic agents or alkylating agents) in a standard regimen. Chemotherapy may be given with a cu ...
used for the treatment of various forms of cancer. It is a
humanized Humanized antibodies are antibodies from non-human species whose protein sequences have been modified to increase their similarity to antibody variants produced naturally in humans. The process of "humanization" is usually applied to monoclonal ant ...
monoclonal antibody A monoclonal antibody (mAb, more rarely called moAb) is an antibody produced from a cell lineage made by cloning a unique white blood cell. All subsequent antibodies derived this way trace back to a unique parent cell. Monoclonal antibodie ...
directed against programmed death receptor-1. It is being developed by BeOne Medicines. Tislelizumab was approved for medical use in China in December 2019, in the European Union in September 2023, in the United States in March 2024, and in Australia in May 2024.


Medical uses

In China, tislelizumab is
indicated In medicine, an indication is a valid reason to use a certain test, medication, procedure, or surgery. There can be multiple indications to use a procedure or medication. An indication can commonly be confused with the term diagnosis. A diagnosis ...
to treat people with classical
Hodgkin lymphoma Hodgkin lymphoma (HL) is a type of lymphoma in which cancer originates from a specific type of white blood cell called lymphocytes, where multinucleated Reed–Sternberg cells (RS cells) are present in the lymph nodes. The condition was named a ...
who have received at least two prior therapies; and to treat people with locally advanced or metastatic
urothelial carcinoma Transitional epithelium is a type of stratified epithelium. Transitional epithelium is a type of tissue that changes shape in response to stretching (stretchable epithelium). The transitional epithelium usually appears cuboidal when relaxed and ...
with PD-L1 high expression whose disease progressed during or following platinum-containing
chemotherapy Chemotherapy (often abbreviated chemo, sometimes CTX and CTx) is the type of cancer treatment that uses one or more anti-cancer drugs (list of chemotherapeutic agents, chemotherapeutic agents or alkylating agents) in a standard chemotherapy re ...
or within twelve months of neoadjuvant or adjuvant treatment with platinum-containing chemotherapy. In the EU, tislelizumab is indicated for the treatment of adults with unresectable, locally advanced or metastatic esophageal squamous cell carcinoma after prior platinum-based chemotherapy. In November 2024, the European Commission expanded the indication of tislelizumab for use alongside platinum- and fluoropyrimidine-based chemotherapy to treat people with HER2-negative locally advanced unresectable or metastatic gastric or gastroesophageal junction adenocarcinoma; and, in combination with platinum-based chemotherapy, for those with unresectable, locally advanced or metastatic esophageal
squamous cell carcinoma Squamous-cell carcinoma (SCC), also known as epidermoid carcinoma, comprises a number of different types of cancer that begin in squamous cells. These cells form on the surface of the skin, on the lining of hollow organs in the body, and on the ...
. In the US, tislelizumab is indicated for the treatment of adults with unresectable or metastatic esophageal squamous cell carcinoma after prior systemic chemotherapy that did not include a PD-(L)1 inhibitor; and, in combination with platinum and fluoropyrimidine-based chemotherapy, it is indicated for the first-line treatment of adults with unresectable or metastatic HER2-negative gastric or gastroesophageal junction adenocarcinoma whose tumors express PD-L1.


Adverse effects

Adverse effects include
anemia Anemia (also spelt anaemia in British English) is a blood disorder in which the blood has a reduced ability to carry oxygen. This can be due to a lower than normal number of red blood cells, a reduction in the amount of hemoglobin availabl ...
,
leukopenia Leukopenia () is a decrease in the number of white blood cells (leukocytes). It places individuals at increased risk of infection as white blood cells are the body's primary defense against infections. Signs and symptoms Symptoms may include: * s ...
,
thrombocytopenia In hematology, thrombocytopenia is a condition characterized by abnormally low levels of platelets (also known as thrombocytes) in the blood. Low levels of platelets in turn may lead to prolonged or excessive bleeding. It is the most common coag ...
,
nausea Nausea is a diffuse sensation of unease and discomfort, sometimes perceived as an urge to vomit. It can be a debilitating symptom if prolonged and has been described as placing discomfort on the chest, abdomen, or back of the throat. Over 30 d ...
, increased
aspartate transaminase Aspartate transaminase (AST) or aspartate aminotransferase, also known as AspAT/ASAT/AAT or (serum) glutamic oxaloacetic transaminase (GOT, SGOT), is a pyridoxal phosphate (PLP)-dependent transaminase enzyme () that was first described by Arthur ...
(AST),
neutropenia Neutropenia is an abnormally low concentration of neutrophils (a type of white blood cell) in the blood. Neutrophils make up the majority of circulating white blood cells and serve as the primary defense against infections by destroying bacteria ...
,
fatigue Fatigue is a state of tiredness (which is not sleepiness), exhaustion or loss of energy. It is a signs and symptoms, symptom of any of various diseases; it is not a disease in itself. Fatigue (in the medical sense) is sometimes associated wit ...
, decreased appetite, vomiting, musculoskeletal pain, constipation, hypoproteinemia and rash. Fatal events such as
respiratory infection Respiratory tract infections (RTIs) are infectious diseases involving the lower or upper respiratory tract. An infection of this type usually is further classified as an upper respiratory tract infection (URI or URTI) or a lower respiratory tra ...
or
failure Failure is the social concept of not meeting a desirable or intended objective, and is usually viewed as the opposite of success. The criteria for failure depends on context, and may be relative to a particular observer or belief system. On ...
, and hepatic injury have been reported. Adverse events are more common when combined with
chemotherapy Chemotherapy (often abbreviated chemo, sometimes CTX and CTx) is the type of cancer treatment that uses one or more anti-cancer drugs (list of chemotherapeutic agents, chemotherapeutic agents or alkylating agents) in a standard chemotherapy re ...
.


Pharmacokinetics

Phase I clinical trial from 2016 has results suggesting an
elimination half-life Biological half-life (elimination half-life, pharmacological half-life) is the time taken for concentration of a biological substance (such as a medication) to decrease from its maximum concentration ( Cmax) to half of Cmax in the blood plasma. ...
of 11 to 17 days. A 2021 structural and functional analysis suggests a t of 238 Â± 32 minutes, 30- to 80-times higher than
pembrolizumab Pembrolizumab, sold under the brand name Keytruda, is a humanized antibody, more specifically a PD-1 inhibitor, used in cancer immunotherapy that treats melanoma, lung cancer, head and neck cancer, Hodgkin lymphoma, stomach cancer, cerv ...
and
nivolumab Nivolumab, sold under the brand name Opdivo, is an anti-cancer medication in the class of immune checkpoint inhibitors. It selectively binds and blocks the programmed death-1 (PD-1) receptor on T cells, thereby facilitating their activation ...
.


History

Phase I trials began in the United States and Australia in June 2015. Some early results were announced in July 2016. A phase II clinical trial for
urothelial cancer Transitional cell carcinoma is a type of cancer that arises from the transitional epithelium, a tissue lining the inner surface of these hollow organs. It typically occurs in the urothelium of the urinary system; in that case, it is also called ...
started in China in 2017. Tislelizumab "demonstrated efficacy and tolerability" in a multicenter phase III trial for advanced
hepatocellular carcinoma Hepatocellular carcinoma (HCC) is the most common type of primary liver cancer in adults and is currently the most common cause of death in people with cirrhosis. HCC is the third leading cause of cancer-related deaths worldwide. HCC most common ...
started in January 2018. In November 2024, the
European Medicines Agency The European Medicines Agency (EMA) is an agency of the European Union (EU) in charge of the evaluation and supervision of pharmaceutical products. Prior to 2004, it was known as the European Agency for the Evaluation of Medicinal Products ...
expanded the indication of tislelizumab as part of a first-line combination treatment for adults with advanced gastric or esophageal cancer.


Society and culture


Names

Tislelizumab is the international nonproprietary name.


References


Further reading

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External links

* * * {{Authority control Cancer treatments Monoclonal antibodies Orphan drugs