Key facts about Sarilumab
What dosages is Sarilumab available in?
Sarilumab is available as a 150 mg/1.14 mL or 200 mg/1.14 mL single-dose pre-filled syringe or pen.
What is Sarilumab used for?
Sarilumab is a monoclonal antibody that is used to treat the following:
- Moderate-to-severe rheumatoid arthritis (RA)
Polymyalgia rheumatica (PMR)
How does Sarilumab work?
Sarilumab is a monoclonal antibody that’s called an interleukin-6 inhibitor. Interleukin-6 (IL-6) is a protein in your body that plays a key role in causing inflammation in your joints, leading to symptoms like joint swelling and pain. By blocking IL-6, it lowers inflammation and helps relieve symptoms.
How do I take Sarilumab?
The typical dose is 200 mg injected under the skin once every 2 weeks. Your provider might lower your dose based on your lab test results (e.g., blood cell counts, liver tests) and whether you’re having side effects (e.g., infections).
Is it safe for me to take Sarilumab?
Sarilumab is a safe and effective treatment when used for FDA licensed indications. However, like all medications, they may give you unwanted side effects. You should always discuss potential side effects with your physician to ensure the medication is suitable and right for you.
Sarilumab Common Side Effects
Common side effects of Sarilumab:
- Low white blood cell count
- High liver enzyme levels
- Redness at injection site
- Upper respiratory tract infection
- Urinary tract infection
- Muscle pain
Sarilumab Serious Side Effects
Serious side effects are rare with Sarilumab. Contact your healthcare provider immediately if you experience any of the following.
- Serious infections: fever, difficulty breathing, cough, weakness, sweating, chills, diarrhea, stomach pain, burning when you urinate, urinating more frequently
- Tears in the stomach (perforation): fever, chills, stomach pain that won’t go away, sudden and severe stomach pain, nausea, vomiting, stomach swelling or bloating
- Serious allergic reactions: hives, rash, blisters, skin reddening, swelling of the lips or tongue, difficulty breathing
Effects of other drugs, drug classes and over-the-counter products on Sarilumab
- The following medications may interact with Sarilumab:
- Exercise caution when co-administering Sarilumab with CYP3A4 substrate drugs where decrease in effectiveness is undesirable, e.g., oral contraceptives, lovastatin, atorvastatin, etc. The effect of Sarilumab on CYP450 enzyme activity may persist for several weeks after stopping therapy
- Avoid concurrent use of live vaccines during treatment with Sarilumab
Who makes Sarilumab?
Various FDA-approved generic manufacturers
Is Sarilumab safe in pregnancy?
It is not known if Sarilumab will harm your unborn baby. Tell your healthcare provider if you become pregnant while taking Sarilumab.













