Libtayo

cemiplimab · Regeneron Ireland Designated Activity Company (DAC)
AUTHORISED IN THE EU

What Libtayo is used for

Cutaneous Squamous Cell Carcinoma Libtayo as monotherapy is indicated for the treatment of adult patients with metastatic or locally advanced cutaneous squamous cell carcinoma (mCSCC or laCSCC) who are not candidates for curative surgery or curative radiation. Libtayo as monotherapy is indicated for the adjuvant treatment of adult patients with CSCC at high risk of recurrence after surgery and radiation (see section 5.1 for selection criteria). Basal Cell Carcinoma Libtayo as monotherapy is indicated for the treatment of adult patients with locally advanced or metastatic basal cell carcinoma (laBCC or mBCC) who have progressed on or are intolerant to a hedgehog pathway inhibitor (HHI). Non-Small Cell Lung Cancer Libtayo as monotherapy is indicated for the first-line treatment of adult patients with non-small cell lung cancer (NSCLC) expressing PD-L1 (in … (the exact criteria are in the official EMA product information).

Approved use, as published by the European Medicines Agency.

Key facts

Brand
Libtayo
Active substance
cemiplimab
Disease area
Carcinoma, Squamous Cell
Medicine group
Antineoplastic agents
ATC code
L01XC33
Marketing authorisation holder
Regeneron Ireland Designated Activity Company (DAC)
Authorised in the EU since
2019

Official information

In the USA

Same active substance: Libtayo

Specialist medicine: started and supervised by a specialist doctor or hospital. This page is a plain-language summary of public official information, not medical advice; follow your doctor and the official product information.

Common questions

What is Libtayo used for?

Cutaneous Squamous Cell Carcinoma Libtayo as monotherapy is indicated for the treatment of adult patients with metastatic or locally advanced cutaneous squamous cell carcinoma (mCSCC or laCSCC) who are not candidates for curative surgery or curative radiation. Libtayo as monotherapy is indicated for the adjuvant treatment of adult patients with CSCC at high risk of recurrence after surgery and radiation (see section 5.1 for selection criteria). Basal Cell Carcinoma Libtayo as monotherapy is indicated for the treatment of adult patients with locally advanced or metastatic basal cell carcinoma (…

What is the active substance in Libtayo?

Libtayo contains cemiplimab.

Who makes Libtayo?

The EU marketing authorisation holder is Regeneron Ireland Designated Activity Company (DAC).

Source: European Medicines Agency medicines data (ema.europa.eu), reproduced with acknowledgement of the source. Page made 5 November 2026 by Satya Babu.

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For information only, not medical advice. This page is a plain-language summary written from standard prescribing information and the public guides linked below. Brands sometimes change their formula, so always check the composition printed on the pack. Doses here are typical adult doses; yours may differ. Do not start, stop or change a medicine without your doctor or pharmacist, and keep all medicines away from children. In an emergency, call 112 (India) or your local emergency number.