EUSA Sylvant Licence Marks Toehold Into US Rare Disease Market

Six months after selling its critical care business to refocus on rare diseases and oncology, EUSA Pharma has made its first move into those markets by licensing a Janssen product for a rare blood disorder.

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EUSA ascends the US rare disease market with Sylvant licence • Source: Shutterstock

EUSA Pharma, a UK-based company specializing in oncology and rare disease, has acquired the worldwide rights to idiopathic multicentric Castleman's disease (iMCD) therapy Sylvant (siltuximab) from Janssen Sciences Ireland UC for $115m in cash.

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