Tears are the thinnest drop available but with the shortest length of duration. The drops get thicker from liquigel to gel to ointments. The thicker the drop the longer it lasts. (Read More)
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Artificial tears, rewetting drops, natural tears...What's the Difference? By Dr. Alison Mercer, Optometrist of VirginiaCreated on: Monday, January 09, 2012 |
Category: General
Tears are the thinnest drop available but with the shortest length of duration. The drops get thicker from liquigel to gel to ointments. The thicker the drop the longer it lasts. (Read More)