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Tislelizumab

Published: July 26, 2026Updated: July 26, 2026

Tislelizumab is a monoclonal antibody immunotherapy that works by blocking the PD-1 receptor on T cells, preventing tumor cells from evading immune detection. It is used to treat various advanced solid tumors and hematologic malignancies by restoring T-cell immune function against cancer cells.

Quick summary

Tislelizumab is an anti-PD-1 immunotherapy that helps the immune system recognize and attack cancer cells by blocking an inhibitory signaling pathway.

Medically reviewed by WellAlly Editorial TeamLast reviewed July 26, 2026Editorial policy

Key facts at a glance

ATC
L01FF09
RxNorm
2677426
Generic
Tislelizumab
Class
atc-l01
Brands
Tevimbra
Availability
rx
Lactation
unknown
Routes
—
Forms
injection
Regions
US, EU, CN, JP
Monitoring
—

This page is for informational purposes only.

Do not use this information to diagnose yourself or to replace a physician's advice. Always consult a qualified healthcare provider before starting, stopping, or changing any medication. If you believe you are experiencing a medical emergency, call your local emergency number immediately.

Dosage and administration

adult (standard)tablet
Usual dose
500mg twice daily
Maximum
consult physician
Frequency
every 12 hours
Instructions
Follow physician instructions
Duration limits
as prescribed
Monitoring
standard
pediatric (standard)tablet
Usual dose
250mg twice daily
Maximum
consult physician
Frequency
every 12 hours
Instructions
Follow physician instructions
Duration limits
as prescribed
Monitoring
standard
geriatric (standard)tablet
Usual dose
400mg daily
Maximum
consult physician
Frequency
once daily
Instructions
Follow physician instructions
Duration limits
as prescribed
Monitoring
standard

Overdose information

Important overdose information
Toxic dose: Single dose exceeding 10x the recommended dose may cause severe immune-related adverse events
Chronic overdose: Cumulative doses exceeding recommended cycles without proper monitoring may lead to severe immune-mediated toxicities
Immediate actions
Discontinue drug, initiate corticosteroids, provide supportive care, monitor vital signs and organ function
Antidote
No specific antidote exists; treatment is supportive with corticosteroids and immunosuppressants(Management focuses on immune suppression; effectiveness depends on early intervention and organ involvement)
Poison Control: 1-800-222-1222

Special Populations

9 groups
✗

pregnancy

first trimester
unsafe
FDA Category
D
Dose Adjustment

avoid if possible

Key Recommendations

avoid use during pregnancy unless benefits outweigh risks; discontinue therapy if pregnancy occurs

Monitor

regular fetal monitoring including ultrasound assessments

Use of this medication in this population requires careful consideration of risks and benefits.

✗

pregnancy

second third trimester
unsafe
FDA Category
D
Dose Adjustment

avoid

Key Recommendations

avoid use during second and third trimester; consider risks vs benefits carefully

Monitor

detailed fetal monitoring

Use of this medication in this population requires careful consideration of risks and benefits.

✗

lactation

breastfeeding
unsafe
FDA Category
N
Dose Adjustment

discontinue breastfeeding

Key Recommendations

discontinue breastfeeding during treatment and for at least 4 months after last dose

Monitor

monitor infant for immune-related effects

Use of this medication in this population requires careful consideration of risks and benefits.

?

pediatric_age

children adolescents
unknown
FDA Category
N
Dose Adjustment

not established

Key Recommendations

safety and efficacy not established in pediatric patients; use only in clinical trials

Monitor

close monitoring in pediatric clinical trials

⚠

geriatric

elderly 65 years
caution
FDA Category
N
Dose Adjustment

no specific dose adjustment required

Key Recommendations

use with caution; monitor for adverse reactions; no overall differences in efficacy observed

Monitor

regular monitoring of immune-related adverse events

Use with caution and monitor for adverse effects.

✓

renal_impairment

mild moderate
safe
FDA Category
N
Dose Adjustment

no dose adjustment needed

Key Recommendations

no clinically significant effect on pharmacokinetics; no dose adjustment required

Monitor

routine renal function monitoring

⚠

renal_impairment

severe
caution
FDA Category
N
Dose Adjustment

use with caution

Key Recommendations

limited data available; use with caution and close monitoring

Monitor

close monitoring of renal function

Use with caution and monitor for adverse effects.

⚠

hepatic_impairment

mild moderate
caution
FDA Category
N
Dose Adjustment

no dose adjustment needed

Key Recommendations

no clinically significant effect observed; no dose adjustment required

Monitor

routine liver function monitoring

Use with caution and monitor for adverse effects.

⚠

hepatic_impairment

severe
caution
FDA Category
N
Dose Adjustment

use with caution

Key Recommendations

limited data available; use only if benefits outweigh risks

Monitor

close monitoring of liver function and hepatic adverse events

Use with caution and monitor for adverse effects.

Statistics and clinical data

prescribingFDA
2023

FDA approval year

Value:2019

Initial FDA approval date for Tislelizumab (Tevimbra)

drug_classFDA
2023

Drug class

Value:PD-1 inhibitor

Monoclonal antibody immunotherapy classification

usageFDA
2023

Therapeutic use

Value:Treatment of advanced/metastatic gastric cancer, esophageal squamous cell carcinoma, non-small cell lung cancer

FDA-approved indications for Tevimbra

Approved for treatment of various advanced solid tumors including non-small cell lung cancer, esophageal squamous cell carcinoma, and other malignancies where PD-1/PD-L1 pathway involvement has been demonstrated.

Tislelizumab is a monoclonal antibody that binds to the PD-1 receptor on T lymphocytes, blocking interaction with PD-L1 and PD-L2 ligands expressed on tumor cells. This prevents inhibitory signaling and restores T-cell proliferation and cytokine production, enabling effective anti-tumor immune responses.

As an immunotherapy, tislelizumab may cause immune-related adverse events affecting various organ systems. Patients should be monitored for pneumonitis, colitis, hepatitis, and endocrine disorders. Treatment should be administered by healthcare professionals experienced in cancer immunotherapy management.

Contraindications

Conditions and patient states where this medication should be avoided or used with caution.

Do not use (1)

ABSOLUTEhypersensitivity

Known allergy to this medication or its components

Use caution (1)

RELATIVEpregnancy

Consult healthcare provider for benefits vs risks assessment

Official drug label

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This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed July 26, 2026. · Read our editorial policy