Editing Allergic conjunctivitis (section)

===Corticosteroids===
Ester based "soft" steroids such as [[loteprednol]] (Alrex) are typically sufficient to calm inflammation due to allergies, and carry a much lower risk of adverse reactions than amide based steroids.

A systematic review of 30 trials, with 17 different treatment comparisons found that all topical antihistamines and mast cell stabilizers included for comparison were effective in reducing symptoms of seasonal allergic conjunctivitis.<ref name="Castillo">{{cite journal |vauthors=Castillo M, Scott NW, Mustafa MZ, Mustafa MS, Azuara-Blanco A |title= Topical antihistamines and mast cell stabilisers for treating seasonal and perennial allergic conjunctivitis |journal=Cochrane Database Syst Rev|volume=2015 |issue= 6 |pages= CD009566 |date=2015 |pmid= 26028608 |doi= 10.1002/14651858.CD009566.pub2|pmc= 10616535 |hdl= 2164/6048 |hdl-access= free }}</ref> There was not enough evidence to determine differences in long-term efficacy among the treatments.<ref name="Castillo"/>

Many of the eye drops can cause burning and stinging, and have [[side-effects]]. Proper eye [[hygiene]] can improve symptoms, especially with contact lenses. Avoiding precipitants, such as pollen or mold can be preventative.{{citation needed|date=January 2013}}