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Sarilumab Side Effects

Medically reviewed by Drugs.com. Last updated on Sep 25, 2024.

Applies to sarilumab: subcutaneous solution.

Important warnings This medicine can cause some serious health issues

Subcutaneous route (solution)

Risk of Serious Infections. Patients treated with sarilumab are at increased risk for developing serious infections that may lead to hospitalization or death.

Opportunistic infections have also been reported in patients receiving sarilumab.

Most patients who developed infections were taking concomitant immunosuppressants such as methotrexate or corticosteroids.Avoid use of sarilumab in patients with an active infection.Reported infections include: Active tuberculosis, which may present with pulmonary or extrapulmonary disease.

Patients should be tested for latent tuberculosis before sarilumab use and during therapy.

Treatment for latent infection should be initiated prior to sarilumab use.

Invasive fungal infections, such as candidiasis, and pneumocystis.

Patients with invasive fungal infections may present with disseminated, rather than localized, disease.

Bacterial, viral and other infections due to opportunistic pathogens.Closely monitor patients for signs and symptoms of infection during treatment with sarilumab.

If a serious infection develops, interrupt sarilumab until the infection is controlled.Consider the risks and benefits of treatment with sarilumab prior to initiating therapy in patients with chronic or recurrent infection.

Serious side effects of sarilumab

Along with its needed effects, sarilumab may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor immediately if any of the following side effects occur while taking sarilumab:

More common side effects

  • bloody, black, or tarry stools
  • chills
  • cough
  • fever
  • lower back or side pain
  • painful or difficult urination
  • pale skin
  • sore throat
  • ulcers, sores, or white spots in the mouth
  • unusual bleeding or bruising
  • unusual tiredness or weakness

Less common side effects

  • bladder pain
  • bloody or cloudy urine
  • body ache or pain
  • difficulty breathing
  • ear congestion
  • frequent urge to urinate
  • headache
  • loss of voice
  • painful cold sores or blisters on the lips
  • sneezing
  • stuffy or runny nose

Rare side effects

  • chest tightness
  • difficulty swallowing
  • dizziness
  • fast heartbeat
  • heartburn
  • hives, itching, skin rash
  • indigestion
  • nausea
  • puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
  • severe stomach pain, cramping, or burning
  • vomiting of material that looks like coffee grounds, severe and continuing

Other side effects of sarilumab

Some side effects of sarilumab may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects.

Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

More common side effects

  • bleeding, blistering, burning, coldness, discoloration of skin, feeling of pressure, infection, inflammation, itching, lumps, numbness, pain, rash, redness, scarring, soreness, stinging, swelling, tenderness, tingling, ulceration, or warmth at the injection site

For healthcare professionals

Applies to sarilumab: subcutaneous solution.

General adverse events

The most frequently reported side effects included infections, upper respiratory tract infections, urinary tract infections, nasopharyngitis, neutropenia, increased ALT, injection site erythema, leukopenia, injection site pruritus, constipation, pruritic rash, myalgia, and fatigue.

The most common side effects resulting in discontinuation were neutropenia, increased ALT, infection, COVID-19, intervertebral discitis, and pneumonia.[Ref]

Dermatologic

Gastrointestinal

Reports of GI perforation was primarily reported as complications of diverticulitis including lower GI perforation and abscess.[Ref]

Genitourinary

Hematologic

Hepatic

Hypersensitivity

Immunologic

Local

Metabolic

Lipid abnormalities included elevated low-density lipoprotein, high-density lipoprotein, and triglycerides.[Ref]

Musculoskeletal

Nervous system

Respiratory

Oncologic

Other

References

1. (2017) "Product Information. Kevzara (sarilumab)." sanofi-aventis

2. (2023) "Product Information. Kevzara (sarilumab)." sanofi-aventis

Frequently asked questions

Further information

Sarilumab side effects can vary depending on the individual. Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Note: Medication side effects may be underreported. If you are experiencing side effects that are not listed, submit a report to the FDA by following this guide.