Interleukin-6 (IL-6) Receptors Market: Competitive Landscape, Pipeline, and Market Analysis 2023

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Interleukin-6 (IL-6) is a multifunctional cytokine that plays a crucial role in the immune system and inflammation. It exerts its effects through binding to its specific cell-surface receptors, IL-6 receptors (IL-6Rs), which trigger a signaling cascade within the cell. Upon binding to IL-6 receptors, the receptor complex undergoes a series of conformational changes, leading to the activation of intracellular signaling pathways, particularly the JAK-STAT pathway. This activation induces the expression of various genes involved in immune responses and inflammation, thereby modulating the body's immune system and promoting immune reactions against infections or tissue damage.  IL-6 plays a crucial role in the body as a multifunctional cytokine. It is involved in regulating immune responses, inflammation, and hematopoiesis. Additionally, IL-6 influences the liver's acute-phase response, stimulates the production of antibodies, and supports the differentiation of various immune cells, making it a key player in maintaining immune homeostasis. IL-6/IL-6 receptor signaling plays a vital role in multiple diseases, and targeting this pathway has become a therapeutic approach in medicine. For instance, in rheumatoid arthritis, IL-6 inhibitors have shown significant efficacy in reducing inflammation and joint damage. Additionally, IL-6/IL-6R antagonists have been utilized to treat certain types of cytokine release syndrome, a severe immune reaction observed in some cancer immunotherapies. Furthermore, they have been investigated in conditions like inflammatory bowel disease, systemic juvenile idiopathic arthritis, and certain cancers, as they can modulate inflammatory processes and immune responses. Extensive research is being conducted to find new and novel molecules to prevent and cure these diseases. The development and launch of more recent products by the market players will significantly enhance the revenue of the IL-6/IL-6 Receptors market over the forecast years.

A number of these inhibitors are in the market, while many are in ongoing clinical trials.  Companies in their pipelines have 112 products in various stages of clinical trials. 9 products in Phase 4, 18 products in Phase 3, 14 products in Phase 2, and 4 products are in Phase 1 of the clinical trials.

Key Developments of IL-6/IL-6 Receptors

  • In December 2022, the FDA approved Actemra for treating COVID-19 in hospitalized adult patients receiving systemic corticosteroids who require supplemental oxygen, non-invasive or. Invasive mechanical ventilation or extracorporeal membrane oxygenation (ECMO).
  • In March 2021, FDA approved Actemra as the 1st biologic therapy for slowing the rate of decline in pulmonary function in adults with Systemic Sclerosis-Associated Interstitial Lung Disease.

Approved molecules

  • Actemra IV (tocilizumab)
  • Actemra SC (tocilizumab SC)
  • Kevzara (sarilumab)
  • Rizaben (tranilast)
  • Amzeeq (minocycline topical foam 4%)
  • Enspryng (satralizumab)
  • Minocin for injection (minocycline intravenous)
  • Spectracef (cefditoren pivoxil)
  • Stronger Neo-Minophagen C (ammoniated glycyrrhizin intravenous)

Drugs in Pipeline

  • Sylvant (siltuximab)
  • Eyevinal (ibudilast)
  • clazakizumab (CSL300)
  • Artlegia (olokizumab)
  • Plivensia (sirukumab)
  • Ampion (aspartyl-alanyl diketopiperazine)
  • ziltivekimab (COR-001)
  • EDP1815
  • Saccovid (efprezimod alfa)
  • vobarilizumab (ALX-0061)
  • HMPL-004
  • Ilsira (levilimab)
  • PF-04236921
  • RG6179
  • Zilxi (minocycline topical foam 1.5%)
  • gerilimzumab (ARGX-109)
  • minocycline modified release (DFD-29)
  • semapimod (AXD-455)
  • CT-P47 (tocilizumab biosimilar)
  • RLS-0071
  • isomyosamine (MYMD-1)
  • lexaptepid pegol (NOX H94)
  • EmphyClear Oral Spray (sodium pyruvate)
  • GSK315234
  • Multikine (leukocyte interleukin injection)
  • Nebulized Ampion (aspartyl-alanyl diketopiperazine)
  • TT-301

Clinical Activity and Developments of IL-6/IL-6 Receptors

As of July 2023, 112 products for 727 diseases are in clinical trials. For instance,

  • Life Catholic University is conducting a Phase 4 clinical trial to compare
    Abatacept and Tocilizumab by subcutaneous administration for treating Rheumatoid Arthritis in TNF Alpha Inhibitor inadequate responder patients that was expected to complete by November 2022.
  • Reade Rheumatology Research Institute is conducting a Phase 4 clinical trial to study Concentration-guided dose reduction vs Standard dosing in Tocilizumab-treated Rheumatoid Arthritis patients that is expected to complete by July 2022.

Molecule name

Number of studies

Actemra IV (tocilizumab)


Actemra SC (tocilizumab SC)


Kevzara (sarilumab)


Rizaben (tranilast)


Amzeeq (minocycline topical foam 4%)


Target Indication Analysis of Interleukin-6 (IL-6) Receptors

IL-6/IL-6 receptor targeting agents have found significant use in various clinical indications, particularly in the management of inflammatory and autoimmune disorders. Rheumatoid arthritis is one of the most prominent indications, where IL-6 inhibitors have demonstrated substantial efficacy in reducing inflammation and preventing joint damage. In addition, these agents have been employed in treating other autoimmune conditions, such as systemic juvenile idiopathic arthritis and inflammatory bowel disease, where IL-6 plays a critical role in the pathogenesis of these diseases. Moreover, they have shown promise in addressing certain types of cytokine release syndrome, a severe immune reaction observed in cancer immunotherapies. Ongoing research explores their potential application in other inflammatory conditions and cancers, underscoring the wide-ranging therapeutic value of targeting the IL-6/IL-6 receptor pathway.

Key Features of the Reports

  • The report provides granular level information about the market size, regional market share, historic market (2019-2023), and forecast (2024-2030)
  • The report covers in-detail insights about the competitor’s overview, company share analysis, key market developments, and their key strategies
  • The report outlines drivers, restraints, unmet needs, and trends that are currently affecting the market
  • The report tracks recent innovations, key developments, and start-up details that are actively working in the market
  • The report provides a plethora of information about market entry strategies, regulatory framework, and reimbursement scenario

Frequently Asked Questions

Actemra SC (tocilizumab SC), Kevzara (sarilumab), Rizaben (tranilast), and Amzeeq (minocycline topical foam 4%) are approved by the FDA.

These are being used in various indications like Rheumatoid Arthritis, Connective tissue diseases, Vascular diseases, and others.

Roche, JW Pharma, Halozyme Therapeutics, Asahi Kasei Pharma Corporation, Regeneron Pharmaceuticals, and Sanofi are major market players for IL-6/IL-6 Receptors.

Rising incidence of diseases, improvement in technologies, development of new treatment lines in the market, and changing lifestyles leading to different types of disorders like Rheumatoid Arthritis, Skin, and connective tissue diseases are the key opportunities for IL-6/IL-6 Receptors in the market.

  • Roche
  • JW Pharma
  • Halozyme Therapeutics
  • Asahi Kasei Pharma Corporation
  • Regeneron Pharmaceuticals
  • Sanofi
  • Jazz Pharmaceuticals
  • MediciNova, Inc.
  • CSL Behring
  • R-Pharm
  • J&J
  • Kissei Pharmaceutical
  • Nuon Therapeutics
  • Fortress Pharmaceuticals
  • Ampio Pharmaceuticals
  • Novo Nordisk
  • Evelo Bioscience
  • Merck (MSD)
  • Melinta Therapeutics
  • Hutchmed
  • Biocad
  • Pfizer
  • argenx SE
  • Ferring Pharmaceuticals
  • Celltrion Healthcare

Adjacent Markets