Diphenylpyralin

Products

Diphenylpyralin was included in Arbid drops in combination with buphenin until late 2011. Arbid had been approved in many countries since 1965.

Structure and properties

Diphenylpyralin (C₁₉H₂₃NO, M_r = 281.4 g/mol) has a structure comparable to other antihistamines. It is present in drugs as diphenylpyraline hydrochloride.

Effects

Diphenylpyralin (ATC R06AA07) is antihistamine and antisecretory. The use of antihistamines in nonallergic rhinitis is controversial among experts.

Indications

Rhinitis