If you know you will be going for a job requiring a drug test, I guess you could go for a full body wax (oh yes!!) and not smoke for 3 months. Not practical for most people, of course. (Don't rely on bleaching your hair - they can ask for a hair from elsewhere).
Alaway (ketotifen fumarate ophthalmic solution) Antihistamine Eye Drops provide temporary relief for itchy eyes due to ragweed, pollen, grass, animal hair and dander. Original Rx strength Alaway, now available over-the-counter, quickly stops the itch within minutes and provides up to 12 hours of symptom relief.
Drops for allergies and redness usually contain antihistamines or an agent that keeps the eyes lubricated with tears. Due to the popularity of computers, drops for computer eyestrain are now widely available. These eye drops contain chemical agents that help relax the eye muscles and help with eye spasms.