axiom. 1  a self-evident truth that requires no proof. 2  a universally accepted principle or rule. 3  Logic, Mathematics. a proposition that is assumed without proof for the sake of studying the consequences that follow from it.
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Use prescription eye drops. While over-the-counter eye drops are effective for many people suffering with pink eye, prescription eye drops are more powerful and may rid you of the illness sooner.1  Treat bacterial conjunctivitis with antibiotic eye drops. 2  Treat allergic conjunctivitis with antihistamine or steroid eye drops. Most over-the-counter eye drops are mild saline lubricants designed to replace tears. 2  They can soothe dryness associated with pink eye, and they can also wash the eye of contaminants that could complicate and prolong viral, bacterial, or allergic conjunctivitis.