Theramex And Enzene Continue Alliance With Deal For RoActemra Rival

Companies Aim To Commercialize Tocilizumab In Europe, UK, Switzerland And Australia

Theramex and Enzene have struck a deal to commercialize a tocilizumab biosimilar rival to Roche’s RoActemra in Europe – including the UK and Switzerland – as well as Australia. The two companies recently partnered for Enzene’s proposed biosimilar version of Prolia (denosumab).

2026
Theramex and Enzene plan to commercialize tocilizumab from 2026 • Source: Alamy

Theramex has expanded its partnership with Enzene Biosciences to develop, register and commercialize a tocilizumab biosimilar, a rival to Roche’s RoActemra, indicated for the treatment of rheumatoid arthritis in combination with methotrexate. The companies revealed plans to commercialize tocilizumab “in Europe, the UK, Switzerland and Australia,” from 2026.

Women’s health specialist Theramex noted that its tocilizumab biosimilar will be available in parenteral vials, subcutaneous pre-filled syringes and autoinjectors

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