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US FDA expands use of Novartis drug for chronic skin condition

By Thomson Reuters Oct 7, 2026 | 11:39 AM

Oct 7 (Reuters) – The US Food and Drug Administration has expanded the use of Novartis’ drug to treat adults with a chronic skin ​condition that causes recurring itchy welts, the ‌Swiss drugmaker said on Wednesday.

The condition, called symptomatic dermographism, is a form of chronic hives in which scratching, rubbing or friction on the skin can trigger itchy welts.

The approval ‌adds ​to momentum for the drug, ⁠remibrutinib, which investors have ⁠increasingly focused on after recent late-stage failures of the company’s cholesterol drug pelacarsen and muscle-wasting disease therapy del-desiran increased scrutiny of its pipeline.

• Remibrutinib, branded ​as Rhapsido, is the first FDA-approved treatment specifically for adults with symptomatic dermographism whose symptoms ⁠are not adequately controlled with ⁠antihistamines, Novartis said.

• The approval expands the ​drug’s use beyond chronic spontaneous urticaria, another common form ​of chronic hives for which it is already ‌approved in the United States.

• In the late-stage study, 29.3% of patients taking remibrutinib achieved complete resolution of hives after 12 weeks, compared with 14% ⁠of patients receiving placebo.

• Patients receiving remibrutinib began showing improvements as early as two weeks after starting treatment, the ⁠company said.

• ‌Novartis said the drug’s safety profile was ⁠consistent with earlier studies, with the ​most ‌common side effects including nasal congestion, sore ​throat, headache, ⁠nausea and abdominal pain.

• The approval follows positive late-stage trial results for remibrutinib in relapsing multiple sclerosis, a disease in which the immune system attacks the nervous system.

(Reporting by Sahil Pandey in Bengaluru; Editing ​by Devika Syamnath)