in addition to the anti-inflammatory agent , acetylsalicylic acid , the antihistaminic , antazoline phosphate 0.5 % and a vasoconstrictor or decongestant , naphazoline hydrochloride 0.05 % were applied individually and in combination ( vasocon-a ) locally in the conjunctival sac .
C0282259
naphazoline hydrochloride
C0724214
vasocon