with a/- alergic reaction

[englishhobby]

Do we need an article?
She’s been taken to hospital with ____ allergic reaction to antibiotics.

 

[riquecohen]

In AmE we'd use "an." We'd also use "the" before hospital.

 

[Rover_KE]

In BrE we'd also use 'an', but not 'the' before 'hospital'.