Antazoline Hydrochloride is an antihistamine useful for ocular allergies. It has local anaesthetic and also some anticholinergic properties. It is claimed to be less irritating to the tissues than most other antihistamines.
Tetrahydrozoline Hydrochloride is a sympathomimetic agent which possess vasoconstricted action, useful for ophthalmic decongestion in conjunctivitis.
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