|AHFS/Drugs.com||International Drug Names|
|CompTox Dashboard (EPA)|
|Chemical and physical data|
|Molar mass||292.418 g/mol g·mol−1|
|3D model (JSmol)|
Dimetindene is an antihistamine/anticholinergic. It is a first generation selective H1 antagonist. Dimetindene is an atypical first generation H1 antagonist as it only minimally passes across the blood-brain barrier.
It was patented in 1958 and came into medical use in 1960.
Dimetindene is used orally and topically as an antipruritic. It is used topically to treat skin irritations, such as insect bites. Dimetindene is also administered orally to treat allergies, such as hay fever.
It is sold under the brand name Fenistil among others.