Does Ketotifen Cross the Blood-Brain Barrier? A Pharmacological Review
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3 min read
Studies confirm that ketotifen, an early second-generation antihistamine, is permeable to the brain and can easily penetrate the blood-brain barrier (BBB) [1.2.1, 1.4.1]. This penetration is a key factor in its pharmacological profile and associated central nervous system (CNS) effects, such as sedation [1.3.4, 1.6.2].