Sorrento, Under Shadow Of Chapter 11, Looks To Move BTK Inhibitor Into Phase III

The biotech announced promising Phase IIa results for abivertinib in marginal zone lymphoma and is in talks with Chinese regulators about a Phase III trial.

Sorrento announced results from its Phase IIa trial of abivertinib in marginal zone lymphoma • Source: Shutterstock

Sorrento Therapeutics, Inc.’s BTK inhibitor, abivertinib, has potential to fill the vacuum in marginal zone lymphoma (MZL) that AbbVie Inc. and Johnson & Johnson left in April when they withdrew the indication for the BTK/EGFR inhibitor, Imbruvica (imbruvica), in that disease as well as mantle cell lymphoma (MCL) following lackluster Phase III confirmatory trial results. Sorrento could be in an especially strong position if it can continue to show a favorable safety profile.

Sorrento plans to move abivertinib into pivotal Phase III development in China following the announcement of successful Phase IIa results, though it is currently under Chapter 11 bankruptcy protection in the US, and based on prior experience with the drug in lung

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