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.
Antihistamine Pills and Eye Drops. Antihistamine pills and liquids work by blocking histamine to relieve watery, itchy eyes. They include Allegra (fexofenadine), Benadryl (diphenhydramine), Claritin or Alavert (loratadine), and Zyrtec (cetirizine), among others. Some may cause drowsiness.