Could you tell me what are some alternative ways to treat red eyes if you do not have any visines?

Depends: Visine is frequently a good eye lubricant (as long as you are not using the kind "gets the red out" which is drying. But the best solution depends upon the cause: infection?, allergy?, trauma?, bleeding? Internal inflammation? Check with your ophthalmologist for the best solution.

Depends on the cause: There are many causes of redness of the eyes. Several types of inflammatory conditions, allergic reactions, detergents, chemicals, and sometimes bacterial, viral or fungal infections can cause redness of the eyes. Have it evaluated by a professional and get the appropriate treatment.