LITFULO™ What are the possible side effects of LITFULO?

(ritlecitinib)

What are the possible side effects of LITFULO?

LITFULO may cause serious side effects, including:

See "What is the most important information I should know about LITFULO?"

The most common side effects of LITFULO include:

headache
diarrhea
acne
rash
hives
inflamed hair pores (folliculitis)
fever
eczema
dizziness
shingles
decreased red blood cell counts
mouth sores, redness and swelling of the lining of your mouth

These are not all the possible side effects of LITFULO.

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

You may also report side effects to Pfizer at 1-800-438-1985.

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Find LITFULO™ medical information:

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What are the possible side effects of LITFULO?

What are the possible side effects of LITFULO?

LITFULO may cause serious side effects, including:

See "What is the most important information I should know about LITFULO?"

The most common side effects of LITFULO include:

headache
diarrhea
acne
rash
hives
inflamed hair pores (folliculitis)
fever
eczema
dizziness
shingles
decreased red blood cell counts
mouth sores, redness and swelling of the lining of your mouth

These are not all the possible side effects of LITFULO.

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

You may also report side effects to Pfizer at 1-800-438-1985.

Prescribing Information
Download Prescribing Information

Health Professional Information

What are the possible side effects of LITFULO?

What are the possible side effects of LITFULO?

LITFULO may cause serious side effects, including:

See "What is the most important information I should know about LITFULO?"

The most common side effects of LITFULO include:

headache
diarrhea
acne
rash
hives
inflamed hair pores (folliculitis)
fever
eczema
dizziness
shingles
decreased red blood cell counts
mouth sores, redness and swelling of the lining of your mouth

These are not all the possible side effects of LITFULO.

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

You may also report side effects to Pfizer at 1-800-438-1985.

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Pfizer Safety

To report an adverse event related to the Pfizer-BioNTech COVID-19 Vaccine, and you are not part of a clinical trial* for this product, click the link below to submit your information:

Pfizer Safety Reporting Site

*If you are involved in a clinical trial for this product, adverse events should be reported to your coordinating study site.

If you cannot use the above website, or would like to report an adverse event related to a different Pfizer product, please call Pfizer Safety at (800) 438-1985.

FDA Medwatch

You may also contact the U.S. Food and Drug Administration (FDA) directly to report adverse events or product quality concerns either online at www.fda.gov/medwatch or call (800) 822-7967.