UK Drug Safety Update · December 04, 2025

Mesalazine and idiopathic intracranial hypertension

Idiopathic intracranial hypertension warnings being added to product information for all mesalazine products following safety review.

Low obligation Product class Pharmaceuticals UK Pharmacovigilance

Idiopathic intracranial hypertension (IIH) has been very rarely reported in patients treated with mesalazine. Following a recent review, warnings for IIH are being added to the product information for all mesalazine products…

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